CN203101996U - Error detection device, error detection system and error propagation system of fully-digital power measuring and controlling equipment - Google Patents

Error detection device, error detection system and error propagation system of fully-digital power measuring and controlling equipment Download PDF

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CN203101996U
CN203101996U CN 201220666785 CN201220666785U CN203101996U CN 203101996 U CN203101996 U CN 203101996U CN 201220666785 CN201220666785 CN 201220666785 CN 201220666785 U CN201220666785 U CN 201220666785U CN 203101996 U CN203101996 U CN 203101996U
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electric power
error
control equipment
power observation
digital
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曹锐
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Abstract

The utility model discloses an error detection device, an error detection system and an error propagation system of fully-digital power measuring and controlling equipment, belonging to the technical field of error measurement of digital power measuring and controlling equipment. The utility model has three technical schemes: the error detection device, the error detection system and the error propagation system. The error detection device consists of a three-phase detection power supply, a power measuring and controlling parameter error comparator and modular standard power measuring and controlling equipment. The error detection system consists of a detection device and fully-digital power measuring and controlling equipment to be detected. The error propagation method realizes error down propagation and error up tracing. The utility model is characterized in that, the modular standard power measuring and controlling equipment is provided with a power supply and a storing mechanism for error information; the detection power supply is used during up tracing, and the power supply of the storing mechanism and the error information are used during down propagation or detection, so that the heavy detection power supply is not required, saving time, labor and electricity, and providing high detection precision.

Description

The error testing equipment and system of full digital electric power observation and control equipment and propagation of error system
One. technical field
The error testing equipment and system of the disclosed full digital electric power observation and control of the utility model equipment and propagation of error system belong to digital power measuring and controlling equipment error field of measuring techniques, are specifically related to the technology contents of the propagation of error system three aspects: of the error testing system of error testing device, full digital electric power observation and control equipment of full digital electric power observation and control equipment and full digital electric power observation and control equipment.
Two. background technology
For adapting to the needs of electric power digital development, the totally digitilized electric system based on communication protocols such as IEC61850 has obtained increasing application, and corresponding totally digitilized electric power observation and control system is also arisen at the historic moment therewith.The core of total digitalization electric power observation and control system is totally digitilized electric power observation and control equipment.The maximum difference of this electric power observation and control equipment and traditional mechanical type or electronic type electric power observation and control equipment is that its measurement input signal is no longer traditional analog voltage and analog current, but the data stream of total digitalization.Because this novel digital electric power observation and control device interior does not have the analog to digital conversion error, thereby improved the observing and controlling measuring accuracy.But the transmission of quantity value system of the electric power observation and control equipment error in dipping that China is current remains simulation system based on traditional, there is no electric power observation and control equipment standard verification and the propagation of error system of ripe total digitalization.And due to electric power observation and control equipment metering accurately whether, be directly connected to the safety of electrical production and consumption overall process and send out, for, electricity consumption tripartite's economic interests and social justice, therefore, can to include error magnitude transmission method and the calibrating installation of the full digital electric power observation and control equipment in national existing electric power observation and control equipment error in dipping transport system in be very urgent and necessary in invention.Patent of invention " the error magnitude calibrating installation of digital electric energy meter and error magnitude transmission method " (patent No. 201010259309.4) and utility model patent " the error magnitude calibrating installation of digital electric energy meter and error magnitude transmission system " (patent No. 201020500189.8) have only solved the error in dipping problem of transmission of full digital electric energy meter, and when digital electric energy meter is examined and determine, still need to use the electric energy meter calibration power supply of heavy power consumption to carry out verification, the expense that both wasted time and energy electricity, again because of electric energy meter calibration power supply and A/D sampling element through traditional, can produce additive error due to the asynchronism of upwards tracing to the source and examine and determine downwards.And the innovative point of the utility model " the error testing equipment and system of full digital electric power observation and control equipment and propagation of error system " is: the power information and the control information storing mechanism that are provided with fully digitalization in modulus type standard power measuring and controlling equipment, only need when upwards tracing to the source, use electric power observation and control equipment calibrating power supply, when calibrating full digital electric power observation and control equipment, only need to use the power information that arranges in modulus type standard power measuring and controlling equipment and totally digitilized power information and the control information of control information storing mechanism storage to be examined and determine tested full digital electric power observation and control equipment, with regard to fully no longer needing, use the electric power observation and control equipment calibrating power supply of heavy power consumption to carry out verification, so both time saving and energy saving power savings, again under the condition of using same modulus type standard power measuring and controlling equipment, realized higher calibration accuracy.
Three. summary of the invention
Goal of the invention of the present utility model is: to the technical scheme of society's open " the error testing equipment and system of full digital electric power observation and control equipment and propagation of error system ", they are error testing device, error testing system, the propagation of error systems that can include the full digital electric power observation and control equipment in national existing electric energy metering error transport system in.This is for the order of accuarcy and the modernization level that promote China's electric energy metrical, innovation research and universalness for the metering of the digitalized electric energy of China advance, the economic interests and the social equity, just that to sending out, for, electricity consumption tripartite's electric energy supply and demand, bring, all significant.
The technical solution of the utility model comprises the technical scheme of propagation of error system three aspects: of error testing system, the full digital electric power observation and control equipment of error testing device, the full digital electric power observation and control equipment of full digital electric power observation and control equipment.
The technical scheme of the error testing device of full digital electric power observation and control equipment of the present utility model is as follows: the error testing device of this full digital electric power observation and control equipment, by the three-phase alternating voltage of traditional exportable various waveforms and the electric power observation and control equipment calibrating power supply of three-phase alternating current, electric power observation and control parameter error comparer with the digital stream input interface that meets various high-rise standard digital communication protocols, and novel both bands tradition three-phase voltage and three-phase current input interface, again with the digital stream output and the input interface that meet various high levels and low layer standard digital communication protocol, and form with modulus type standard power measuring and controlling equipment three parts of local electric power observation and control parameter display panel.The electric power observation and control equipment calibrating power supply of the three-phase alternating voltage of described exportable various test waveforms and electric current can be but be not limited to: 1. the electric power observation and control equipment of the three-phase alternating voltage of traditional exportable various test waveforms and three-phase alternating current is examined and determine power supply; 2. the lower-powered three-phase alternating-current supply of the three-phase alternating voltage of exportable various test waveforms and three-phase alternating current, as long as the output power of this power supply can drive modulus type standard power measuring and controlling equipment.Described specific high-rise standard digital communication protocol includes but not limited to: 1.IEC61850-8-1; 2.IEC61850MMS; 3.DL/T 645; 4.MODBUS/TCP; 5.MODBUS; 6.ETHERCAT.Described specific low layer standard digital communication protocol includes but not limited to: 1.IEC61850-9-1; 2.MODBUS; 3.IEC61850-9-2; 4.IEC61850-9-2LE; 5.ETHERCAT; 6.IEC61850GOOSE; 7.IEC61850GSSE; 8.MODBUS/TCP.Described electric power observation and control parameter error comparer is with the compared voltage of the digital stream input interface that meets above-mentioned various high-rise standard digital communication protocols and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter, and/or the electric power observation and control parameter error comparer of corresponding control signal.Described modulus type standard power measuring and controlling equipment is not only with traditional three-phase voltage and three-phase current input interface but also with the digital stream output that meets above-mentioned various specific high level and low layer standard digital communication protocol and input interface; and with the measuring but be not limited to measuring voltage and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter of local electric power observation and control parameter display panel, and the electric power observation and control equipment of exportable corresponding control signal.Technical characterstic is: described modulus type standard power measuring and controlling equipment is by the signal condition module, the A/D modular converter, power supply and control information memory module, signal processing module, the observing and controlling message output module, digital communications module, interface circuit forms, wherein the signal condition module is with three-phase alternating voltage Ua, Ub, Uc, Uo and three-phase alternating current Ia, Ib, Ic, the input interface circuit of Io, the output of signal condition module connects with the input of A/D modular converter, the output of A/D modular converter connects with the input of signal processing module, the output of A/D modular converter also connects with the input of power supply and control information memory module, power supply and control information memory module and signal processing module UNICOM, power supply and control information memory module are also with error in dipping value input interface circuit, signal processing module is also with error in dipping value input interface circuit, the output of signal processing module connects the input of observing and controlling message output module, observing and controlling message output module output meets the digital stream that various high-rise standard digital communication protocols comprise the observing and controlling information that signal processing module measures, the output of signal processing module also connects the input of digital communications module, digital communications module is with digital interface circuit and meet the digital stream of the voltage and current digital information of the observing and controlling information equivalent measured with signal processing module comprising of specific low layer standard digital communication protocol from the output of this interface circuit.While upwards carrying out Error Tracing &, the three-phase alternating voltage gathered and three-phase alternating current signal calculate, finish dealing with to the metering of observing and controlling information through the conditioning of signal condition module, the conversion of A/D modular converter, signal processing module, the original figure amount information of A/D modular converter output and the observing and controlling information error value of inputting from error in dipping value input interface also orderly framing are stored in power supply and control information memory module, employing when carrying out error testing downwards.While carrying out error testing downwards, signal processing module is read primary voltage and the current digital amount information that is stored in orderly framing in power supply and control information memory module again, it is re-started calculating, processes, complete the metering to observing and controlling information, the observing and controlling information error value that the synchronous signal processing module will be stored in power supply and control information memory module is subtracted each other with the current observing and controlling information error value tape symbol from its error in dipping value input interface circuit input, completes calibrating.Each circuit module of described modulus type standard power measuring and controlling equipment has: the signal condition module can be but be not limited to: 1. resitstance voltage divider, current diverter; 2. instrument voltage transformer, instrument current transformer; 3. resitstance voltage divider, instrument current transformer.The A/D modular converter can be but be not limited to: 1.AD1674; 2.ADS7813; 3.AD7663.Signal processing module can be but be not limited to: 1. single-chip microcomputer, and as 80C51, LPC2458 etc.; 2.DSP, as TMS320C32, TMS320C6712 etc.; 3.FPGA, as XC3S250E, AGL250FGG144I.Digital communications module can be but be not limited to: 1.ATR-S0100; 2.ATR-S04006; 3.ATR-S01003C; 4.DM9161EP; 5.SN75176.Power supply and control information memory module can be but be not limited to: 1.K9NCG08U5M-P; 2.IS42S16320B; 3.W25X32VSFIG; 4.ST93CS66ML6013TR; Can design separately, also can share with the storer of CPU etc., but as long as its long preservation data.The observing and controlling message output module can be but be not limited to: 1.TRS232; 2.AX88780; 3.AX88742; 4.DM9161EP; 5.SN75176.Display panel can be but be not limited to: 1.TFT1N6179-E; 2.TFT800600-4-E; 3.Nl10276bc13-01c etc.
The error testing system of full digital electric power observation and control equipment of the present invention, the full digital electric power observation and control equipment error verification system formed according to the error testing device of above-described full digital electric power observation and control equipment, technical characterstic is: described this full digital electric power observation and control equipment error verification system is comprised of error testing device and the accredited full digital electric power observation and control equipment of full digital electric power observation and control equipment.The error testing device of described full digital electric power observation and control equipment is by the three-phase alternating voltage of traditional exportable various waveforms and the electric power observation and control equipment calibrating power supply of three-phase alternating current, electric power observation and control parameter error comparer with the digital stream input interface that meets various high-rise standard digital communication protocols, and novel both bands tradition three-phase voltage and three-phase current input interface, again with the digital stream output that meets various high levels and low layer standard digital communication protocol and input interface, and form with modulus type standard power measuring and controlling equipment three parts of local electric power observation and control parameter display panel.Described accredited full digital electric power observation and control equipment can be but be not limited to: the full digital voltage table or full digital reometer or full digital power meter or full digital phase meter or full digital phasor measurement unit (PMU) or the full digital protective relaying device etc. that meet above-mentioned various low layer standard digital communication protocols.The signal processing module of this modulus type standard power measuring and controlling equipment is read when it is upwards traced to the source primary voltage and the current digital amount information that is stored in orderly framing in power supply and control information memory module again, it is re-started calculating, processes, complete the metering to observing and controlling information, and meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information by the output of its observing and controlling message output module, what meet specific low layer standard digital communication protocol by the output of its digital communications module comprises digital stream with the voltage and current digital information of measured observing and controlling information equivalent to accredited full digital electric power observation and control equipment simultaneously, this accredited full digital electric power observation and control equipment is by the digital stream that comprises the voltage and current digital information that meets specific low layer standard digital communication protocol of its interface circuit input modulus type standard power measuring and controlling equipment output, through himself, calculate, process, complete the metering of observing and controlling information and meet by its interface circuit output numeral that various high-rise standard digital communication protocols comprise measured observing and controlling information and flow to the electric power observation and control parameter error comparer that meets the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information, through the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information to two-way observing and controlling information relatively, draw the difference of the observing and controlling information that observing and controlling information that the modulus type standard power measuring and controlling equipment of the error testing device of full digital electric power observation and control equipment measures and accredited full digital electric power observation and control equipment measure, observing and controlling information error value when simultaneously the signal processing module of modulus type standard power measure and control device will be stored in upwards tracing to the source in power supply and control information memory module is subtracted each other with the current observing and controlling information error value tape symbol by the electric power observation and control parameter error comparer output with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information from the input of error in dipping value input interface circuit, can draw accredited digital electric power observation and control equipment and the error between more high-grade conventional criteria electric power observation and control equipment while upwards tracing to the source, the error testing of realization to accredited full digital electric power observation and control equipment, for display panel is arranged, be with or without the accredited full digital electric power observation and control equipment of high-rise standard digital Communication Protocol Implementation Interface, also can dispense electric power observation and control parameter error comparer, and directly the various electric power observation and control information that shows on modulus type standard power measuring and controlling equipment display panel is contrasted in real time with the various electric power observation and control information of corresponding demonstration on accredited full digital electric power observation and control equipment display panel, and subtract each other with the error in dipping value tape symbol of corresponding various electric power observation and control information while upwards tracing to the source in the power supply that is stored in modulus type standard power measuring and controlling equipment and control information memory module, thereby draw the measuring error of the various electric power observation and control information between accredited full digital electric power observation and control equipment and more high-grade conventional criteria electric power observation and control equipment, complete downward propagation of error.Operation has just realized the grade of errors of accredited full digital electric power observation and control equipment or the calibrating of accuracy class like this.The described error testing device about full digital electric power observation and control equipment and composition each several part concrete structure content, described about meeting various specific high levels and low layer standard digital communication protocol content, described about meeting the digital stream content of various high levels and low layer standard digital communication protocol thereof, all as previously discussed, no longer repeat.
The propagation of error system of a kind of full digital electric power observation and control equipment of the present utility model, technical characterstic is: the propagation of error system of this full digital electric power observation and control equipment adopts the error testing device of conventional electric power measuring and controlling equipment complete or realize, the propagation of error system of described full digital electric power observation and control equipment is by the error testing device of conventional electric power measuring and controlling equipment, electric power observation and control parameter error comparer and accredited modulus type standard power measuring and controlling equipment with the digital stream input interface that meets various high-rise standard digital communication protocols form, the error testing device of wherein said conventional electric power measuring and controlling equipment by the electric power observation and control equipment calibrating power supply of the three-phase alternating voltage of exportable various waveforms and three-phase alternating current and more conventional criteria electric power observation and control equipment two parts of pin-point accuracy grade form.The three-phase alternating voltage of the exportable various waveforms of the error testing device of described conventional electric power measuring and controlling equipment and the electric power observation and control equipment of three-phase alternating current calibrating power supply are the AC power of three-phase alternating voltage and the three-phase alternating current of exportable various waveforms.The conventional criteria electric power observation and control equipment of the more pin-point accuracy grade of the error testing device of described conventional electric power measuring and controlling equipment refers to that its electric power observation and control accuracy of measuring grade is higher than the electric power observation and control accuracy of measuring grade of the modulus type standard power measuring and controlling equipment adopted, with traditional three-phase voltage and three-phase current input interface, with the digital stream output that meets above-mentioned various specific high-rise standard digital communication protocols and input interface, with local electric power observation and control parameter display panel, can measure but be not limited to measuring voltage, and/or electric current, and/or power, and/or phase place, and/or phasor, and/or the relay protection parameter, and the electric power observation and control equipment of exportable corresponding control signal.The actual grade of selecting of the conventional criteria electric power observation and control equipment of described more pin-point accuracy grade is more best higher than the conventional criteria electric power observation and control equipment of the more pin-point accuracy grade of two grades than the modulus type standard power measuring and controlling equipment adopted.Described electric power observation and control parameter error comparer is that the compared voltage of the digital stream input interface that meets above-mentioned various high-rise standard digital communication protocols and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter are arranged, and/or the electric power observation and control parameter error comparer of corresponding control signal.The conventional criteria electric power observation and control equipment of the more pin-point accuracy grade of the error testing device of the conventional electric power measuring and controlling equipment of described employing calculates through self by three-phase alternating voltage and the three-phase alternating current signal of its interface circuit input electric power measuring and controlling equipment calibrating power supply output, process, complete the metering to observing and controlling information, and meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information by the output of its interface circuit, the accredited modulus type standard power measuring and controlling equipment of described employing calculates through self by three-phase alternating voltage and the three-phase alternating current signal of its interface circuit input electric power measuring and controlling equipment calibrating power supply output, process, complete the metering to observing and controlling information, and meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information by the output of its interface circuit, through the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information, two-way observing and controlling information is compared, for display panel is arranged, be with or without the conventional criteria electric power observation and control equipment of the more pin-point accuracy grade of high-rise standard digital Communication Protocol Implementation Interface, also can dispense electric power observation and control parameter error comparer, and directly the various electric power observation and control information of corresponding demonstration on the conventional criteria electric power observation and control equipment display panel of the various electric power observation and control information that shows on modulus type standard power measuring and controlling equipment display panel and pin-point accuracy grade more be contrasted in real time, draw the difference of the observing and controlling information metering of the conventional criteria electric power observation and control equipment of more pin-point accuracy grade of error testing device of conventional electric power measuring and controlling equipment and accredited modulus type standard power measuring and controlling equipment, it is the observing and controlling information error value of accredited modulus type standard power measuring and controlling equipment, realize that the conventional criteria electric power observation and control equipment of more pin-point accuracy grade of error testing device of conventional electric power measuring and controlling equipment is to the propagation of error of accredited modulus type standard power measuring and controlling equipment, that is realize accredited modulus type standard power measuring and controlling equipment propagation of error is upwards traced to the source, the original figure amount of the simultaneously A/D modular converter of accredited modulus type standard power measuring and controlling equipment output and with the observing and controlling information error value of the electric power observation and control parameter error comparer output that meets the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information also in order framing be stored in the power supply and control information memory module of modulus type standard power measuring and controlling equipment, when downward error testing, adopt.The described concrete structure of the composition each several part about accredited modulus type standard power measuring and controlling equipment content, described about meeting various specific high levels and low layer standard digital communication protocol content, described about meeting the digital stream content of various high levels and low layer standard digital communication protocol, all as previously discussed, no longer repeat
The propagation of error system of another full digital electric power observation and control equipment of the present utility model, technical characterstic is: the propagation of error system of this full digital electric power observation and control equipment adopts the error testing device of full digital electric power observation and control equipment complete or realize, the propagation of error system of described full digital electric power observation and control equipment by the error testing device of full digital electric power observation and control equipment and more the conventional criteria electric power observation and control equipment of pin-point accuracy grade form.Described conventional criteria electric power observation and control equipment is with traditional three-phase voltage and three-phase current input interface; with the digital stream output that meets above-mentioned various specific high-rise standard digital communication protocols and input interface; with local electric power observation and control parameter display panel; can measure but be not limited to measuring voltage and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter, and the electric power observation and control equipment of exportable corresponding control signal.The conventional criteria electric power observation and control equipment of described more pin-point accuracy grade refers to that its electric power observation and control accuracy of measuring grade is higher than the electric power observation and control accuracy of measuring grade of the modulus type standard power measuring and controlling equipment adopted, and the actual grade of selecting is more best higher than the conventional criteria electric power observation and control equipment of the more pin-point accuracy grade of two grades than the modulus type standard power measuring and controlling equipment adopted.The modulus type standard power measuring and controlling equipment of the error testing device of the full digital electric power observation and control equipment of described employing inputs the three-phase alternating voltage of traditional exportable various waveforms by its interface circuit and the electric power observation and control equipment of three-phase alternating current is examined and determine three-phase alternating voltage and three-phase alternating current signal process self calculating that power supply is exported, process, complete the metering to observing and controlling information, and meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information by the output of its interface circuit, the conventional criteria electric power observation and control equipment of the more pin-point accuracy grade of described employing calculates through self by three-phase alternating voltage and the three-phase alternating current signal of its interface circuit input electric power measuring and controlling equipment calibrating power supply output, process, complete to the metering of observing and controlling information and by its interface circuit output and meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information, through the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information, two-way observing and controlling information is compared, for display panel is arranged, be with or without the conventional criteria electric power observation and control equipment of the more pin-point accuracy grade of high-rise standard digital Communication Protocol Implementation Interface, also can dispense electric power observation and control parameter error comparer, and directly the various electric power observation and control information of corresponding demonstration on the conventional criteria electric power observation and control equipment display panel of the various electric power observation and control information that shows on modulus type standard power measuring and controlling equipment display panel and pin-point accuracy grade more be contrasted in real time, draw modulus type standard power measuring and controlling equipment and the difference of the observing and controlling information metering of the conventional criteria electric power observation and control equipment of pin-point accuracy grade more of the error testing device of full digital electric power observation and control equipment, it is the observing and controlling parameter error in dipping value of modulus type standard power measuring and controlling equipment of the error testing device of full digital electric power observation and control equipment, realize the propagation of error of the conventional criteria electric power observation and control equipment of pin-point accuracy grade more to the modulus type standard power measuring and controlling equipment of the error testing device of full digital electric power observation and control equipment, that is realization is upwards traced to the source to the modulus type standard power measuring and controlling equipment propagation of error of the error testing device of full digital electric power observation and control equipment, the original figure amount of the simultaneously A/D modular converter of the modulus type standard power measuring and controlling equipment of the error testing device of full digital electric power observation and control equipment output and with the observing and controlling information error value of the electric power observation and control parameter error comparer output that meets the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information also in order framing be stored in the power supply and control information memory module of modulus type standard power measuring and controlling equipment, when downward error testing, adopt.The content of the described error testing device about full digital electric power observation and control equipment and composition each several part concrete structure thereof, described about meeting various specific high levels and low layer standard digital communication protocol content, described about meeting the digital stream content of various high levels and low layer standard digital communication protocol, all as previously discussed, no longer repeat.
The propagation of error system of another full digital electric power observation and control equipment of the present utility model, technical characterstic is: the propagation of error system of this full digital electric power observation and control equipment adopts the error testing device of full digital electric power observation and control equipment complete or realize, the propagation of error system of described full digital electric power observation and control equipment is comprised of modulus type standard power measuring and controlling equipment and the accredited full digital electric power observation and control equipment of the error testing device of full digital electric power observation and control equipment.The signal processing module of described modulus type standard power measuring and controlling equipment is read when it is upwards traced to the source primary voltage and the current digital amount information that is stored in orderly framing in power supply and control information memory module again, it is re-started calculating, processes, complete the metering to observing and controlling information, and by the output of its observing and controlling message output module with meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information, what meet specific low layer standard digital communication protocol by the output of its digital communications module comprises digital stream with the voltage and current digital information of measured observing and controlling information equivalent to accredited full digital electric power observation and control equipment simultaneously, this accredited full digital electric power observation and control equipment is by the digital stream that comprises primary voltage and current digital amount information that meets specific low layer standard digital communication protocol of its interface circuit input modulus type standard power measuring and controlling equipment output, through himself, calculate, process, complete to the metering of observing and controlling information and by its interface circuit output and meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information, through the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information to two-way observing and controlling information relatively, draw the difference of the observing and controlling information that observing and controlling information that the modulus type standard power measuring and controlling equipment of the error testing device of full digital electric power observation and control equipment measures and accredited full digital electric power observation and control equipment measure, observing and controlling information error value when simultaneously the signal processing module of modulus type standard power measuring and controlling equipment will be stored in upwards tracing to the source in power supply and control information memory module is subtracted each other with the current observing and controlling information error value tape symbol by the parameters of electric power error comparator output with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information from its error in dipping value input interface input, can draw accredited digital electric power observation and control equipment and the error between more high-grade conventional criteria electric power observation and control equipment while upwards tracing to the source, realize the error testing to accredited full digital electric power observation and control equipment, that is realize or complete the error going down to accredited full digital electric power observation and control equipment, for display panel is arranged, be with or without the accredited full digital electric power observation and control equipment of high-rise standard digital Communication Protocol Implementation Interface, also can dispense electric power observation and control parameter error comparer, and directly the various electric power observation and control information shown on modulus type standard power measuring and controlling equipment display panel is contrasted in real time with the various electric power observation and control information of corresponding demonstration on accredited full digital electric power monitoring and opertaing device display panel, and subtract each other with the error in dipping tape symbol of corresponding various electric power observation and control information while upwards tracing to the source in the power supply that is stored in modulus type standard power measuring and controlling equipment and control information memory module, thereby draw the measuring error of the various electric power observation and control information between accredited full digital electric power observation and control equipment and more high-grade conventional criteria electric power observation and control equipment, complete the error going down.Content, the described content about accredited full digital electric power observation and control equipment, described about meeting various specific high levels and low layer standard digital communication protocol content, described about meeting the digital stream content of various high levels and low layer standard digital communication protocol of the described error testing device about full digital electric power observation and control equipment and composition each several part concrete structure thereof, all as previously discussed, no longer repeat.
The technical solution of the utility model advantage has: 1. the technical solution of the utility model comprises the error testing device of full digital electric power observation and control equipment, the error testing system of full digital electric power observation and control equipment, three technical schemes of propagation of error system of full digital electric power observation and control equipment, and error testing device, error testing system, the propagation of error system that can include the full digital electric power observation and control equipment in national existing electric energy metering error transport system in more intactly are provided.This realizes as early as possible for China or universal electric energy metrical numeral has turned place mat, preparation and contribution into, 2. the error testing device of full digital electric power observation and control equipment of the present utility model, the error testing system of full digital electric power observation and control equipment, three technical schemes of the propagation of error system of full digital electric power observation and control equipment, China realize as early as possible or the digitized demand of universal electric energy metrical under totally digitilized electric energy metered system arise at the historic moment, this total digitalization electric energy metered system is the autonomous innovation achievement of China's electric energy metrical digital area, for promoting order of accuarcy and the modernization level of China's electric energy metrical, innovation research and universalness for the metering of the digitalized electric energy of China advance, to sending out, supply, economic interests and social equity that electricity consumption tripartite's electric energy supply and demand are brought, just, all significant, 3. the technical solution of the utility model comprises that the technology contents design concept of propagation of error system of error testing system, full digital electric power observation and control equipment of error testing device, the full digital electric power observation and control equipment of full digital electric power observation and control equipment is completely attained, design theory is rigorous, device structure is reasonable, practicality convenient and simple for operation.The error testing device of full digital electric power observation and control equipment of the present utility model, error testing system, propagation of error system value must adopt and promote.
Four. the accompanying drawing explanation
Figure of description of the present utility model has 5 width:
The error testing apparatus structure schematic diagram that Fig. 1 is full digital electric power observation and control equipment;
Fig. 2 is modulus type standard power measuring and controlling equipment block diagram;
The error testing system architecture schematic diagram that Fig. 3 is full digital electric power observation and control equipment is also modulus type standard power measuring and controlling equipment and the accredited full digital electric power observation and control equipment structure chart of the error testing device of the full digital electric power observation and control equipment that adopts of the propagation of error system going down of full digital electric power observation and control equipment;
The propagation of error system that Fig. 4 is full digital electric power observation and control equipment upwards trace to the source error testing device and the accredited modulus type standard power measuring and controlling equipment structural drawing of the conventional electric power measuring and controlling equipment that adopts;
Upwards trace to the source modulus type standard power measuring and controlling equipment and the conventional criteria electric power observation and control equipment structure chart of pin-point accuracy grade more of error testing device of the full digital electric power observation and control equipment that adopts of the propagation of error system that Fig. 5 is full digital electric power observation and control equipment.
Adopted unified label in each figure, same object is used same label in each figure.In each figure: 1. the error testing device of full digital electric power observation and control equipment; 2. the three-phase power measuring and controlling equipment is examined and determine power supply; 3. modulus type standard power measuring and controlling equipment; 4. electric power observation and control parameter error comparer; 5. signal condition module; 6.A/D modular converter; 7. observing and controlling message output module; 8. signal processing module; 9. digital communications module; 10. power supply and control information memory module; 11. accredited full digital electric power observation and control equipment; 12. the error testing device of conventional electric power measuring and controlling equipment; 13. three-phase calibrating power supply; 14. the conventional criteria electric power observation and control equipment of pin-point accuracy grade more; 15. accredited modulus type standard power measuring and controlling equipment.
Five. embodiment
Embodiment of the present utility model comprises the embodiment of propagation of error system three parts of error testing system, the full digital electric power observation and control equipment of error testing device, the full digital electric power observation and control equipment of full digital electric power observation and control equipment.Wherein the propagation of error system of full digital electric power observation and control equipment is segmented again the embodiment of A, B, C tri-parts.
First. the error testing device non-limiting examples of full digital electric power observation and control equipment is as follows:
Embodiment mono-. the error testing device of full digital electric power observation and control equipment
The error testing device concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1～Fig. 2, shown in Fig. 1 is the error testing apparatus structure schematic diagram of full digital electric power observation and control equipment, as shown in Figure 1, the error testing device 1 of this full digital electric power observation and control equipment of this example, by the three-phase alternating voltage of traditional exportable various waveforms and the electric power observation and control equipment calibrating power supply 2 of three-phase alternating current, electric power observation and control parameter error comparer 4 with the digital stream input interface that meets various high-rise standard digital communication protocols, and novel both bands tradition three-phase voltage and three-phase current input interface, again with the digital stream output and the input interface that meet various high levels and low layer standard digital communication protocol, and with modulus type standard power measuring and controlling equipment 3 three parts and the system software of local electric power observation and control parameter display panel, or also has the composition such as housing.The electric power observation and control equipment of the three-phase alternating voltage of the exportable various test waveforms of this example and electric current calibrating power supply 2 is the three-phase alternating voltage of traditional exportable various test waveforms and the electric power observation and control equipment calibrating power supply of three-phase alternating current in this way.Described specific high-rise standard digital communication protocol includes but not limited to: 1.MODBUS; 2.IEC61850-8-1; 3.IEC61850MMS; 4.DL/T 645; 5.MODBUS/TCP; 6.ETHERCAT.Described specific low layer standard digital communication protocol includes but not limited to: 1.IEC61850-9-1; 2.MODBUS; 3.IEC61850-9-2; 4.IEC61850-9-2LE; 5.IEC61850GOOSE; 6.IEC61850GSSE; 7.MODBUS/TCP; 8.ETHERCAT.This routine electric power observation and control parameter error comparer 4 is with the compared voltage of the digital stream input interface that meets above-mentioned various high-rise standard digital communication protocols and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter, and/or the electric power observation and control parameter error comparer of corresponding control signal.This routine modulus type standard power measuring and controlling equipment 3 is not only with traditional three-phase voltage and three-phase current input interface but also with the digital stream output that meets above-mentioned various specific high level and low layer standard digital communication protocol and input interface, but and with the measuring voltage of local electric power observation and control parameter display panel, and/or electric current, and/or power, and/or phase place, and/or phasor, and/or the relay protection parameter, and the electric power observation and control equipment of exportable corresponding control signal, in this way not only with traditional three-phase voltage and three-phase current input interface but also with the digital stream output that meets above-mentioned various specific high level and low layer standard digital communication protocol and input interface, and with the voltage table of local electric power observation and control parameter display panel, and/or reometer, and/or power meter, and/or phase meter, and/or phasor measurement unit (PMU), and/or protective relaying device etc.Shown in Fig. 2 is modulus type standard power measuring and controlling equipment block diagram, as shown in Figure 2, this routine modulus type standard power measuring and controlling equipment 3 is by signal condition module 5, A/D modular converter 6, power supply and control information memory module 10, signal processing module 8, observing and controlling message output module 7, digital communications module 9, interface circuit and system software, or also has the composition such as housing, wherein signal condition module 5 is with three-phase alternating voltage Ua, Ub, Uc, Uo and three-phase alternating current Ia, Ib, Ic, the input interface circuit of Io, the output of signal condition module 5 connects with the input of A/D modular converter 6, the output of A/D modular converter 6 connects with the input of signal processing module 8, the output of A/D modular converter 6 also connects with the input of power supply and control information memory module 10, power supply and control information memory module 10 and signal processing module 8 UNICOMs, power supply and control information memory module 10 are also with error in dipping value input interface circuit, signal processing module 8 is also with error in dipping value input interface circuit, the output of signal processing module 8 connects the input of observing and controlling message output module 7, observing and controlling message output module 7 output meets the digital stream that various high-rise standard digital communication protocols comprise the observing and controlling information that signal processing module 8 measures, the output of signal processing module 8 also connects the input of digital communications module 9, digital communications module 9 is with digital interface circuit and meet the digital stream of the voltage and current digital information of the observing and controlling information equivalent measured with signal processing module 8 comprising of specific low layer standard digital communication protocol from the output of this interface circuit.While upwards carrying out Error Tracing &, the three-phase alternating voltage gathered and three-phase alternating current signal calculate, finish dealing with to the metering of observing and controlling information through 5 conditionings of signal condition module, 6 conversions of A/D modular converter, signal processing module 8, the original figure amount information of A/D modular converter 6 outputs and the observing and controlling information error value of inputting from error in dipping value input interface also orderly framing are stored in power supply and control information memory module 10, employing when carrying out error testing downwards.While carrying out error testing downwards, signal processing module 8 is read primary voltage and the current digital amount information that is stored in orderly framing in power supply and control information memory module 10 again, it is re-started calculating, processes, complete the metering to observing and controlling information, the observing and controlling information error value that synchronous signal processing module 8 will be stored in power supply and control information memory module 10 is subtracted each other with the current observing and controlling information error value tape symbol from its error in dipping value input interface circuit input, completes calibrating.Each circuit module of the modulus type standard power measuring and controlling equipment 3 that this is routine has: signal condition module 5 in this way: resitstance voltage divider or current diverter etc.A/D modular converter 6 models are AD1674 etc. in this way.Signal processing module 8 is in this way: single-chip microcomputer, model is as 80C51, LPC2458 etc.Digital communications module 9 models are in this way: ATR-S0100 or ATR-S04006 etc.Observing and controlling message output module 7 models are in this way: TRS232 or AX88780 etc.Power supply and control information memory module 10 models are K9NCG08U5M-P etc. in this way.The display panel model is TFT1N6179-E etc. in this way.
Embodiment bis-. the error testing device of full digital electric power observation and control equipment
The error testing device concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1～Fig. 2, shown in Fig. 1 is the error testing apparatus structure schematic diagram of full digital electric power observation and control equipment, shown in Fig. 2 is modulus type standard power measuring and controlling equipment block diagram, the error testing device difference of the error testing device of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-has: 1. the electric power observation and control equipment of the three-phase alternating voltage of the exportable various test waveforms of this example and electric current calibrating power supply 2 three-phase alternating voltage of exportable various test waveforms and the lower-powered three-phase alternating-current supply of three-phase alternating current in this way, as long as the output power of this power supply can drive modulus type standard power measuring and controlling equipment.2. this routine signal condition module 5 instrument voltage transformer or instrument current transformer etc. in this way.3. these routine A/D modular converter 6 models ADS7813 etc. in this way.4. this routine signal processing module 8 DSP in this way: model is as TMS320C32, TMS320C6712 etc.5. these routine digital communications module 9 models ATR-S01003C or DM9161EP etc. in this way.6. these routine observing and controlling message output module 7 models AX88742 or DM9161EP etc. in this way.7. this routine power supply and control information memory module 10 models IS42S16320B etc. in this way.8. this routine display panel model TFT800600-4-E etc. in this way.All the other do not state the error testing device of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-, no longer repeat.
Embodiment tri-. the error testing device of full digital electric power observation and control equipment
The error testing device concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1～Fig. 2, shown in Fig. 1 is the error testing apparatus structure schematic diagram of full digital electric power observation and control equipment, and shown in Fig. 2 is modulus type standard power measuring and controlling equipment block diagram.The error testing device difference of the error testing device of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-, embodiment bis-has: 1. this routine signal condition module 5 resitstance voltage divider or instrument current transformer etc. in this way.2. these routine A/D modular converter 6 models AD7663 etc. in this way.3. this routine signal processing module 8 FPGA in this way: model is as XC3S250E, AGL250FGG144I etc.4. these routine digital communications module 9 models SN75176 etc. in this way.5. these example observing and controlling message output module 7 models SN75176 etc. in this way.6. this routine power supply and control information memory module 10 models W25X32VSFIG etc. in this way.7. this routine display panel model N110276bc13-01c etc. in this way.All the other do not state the error testing device of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-, embodiment bis-, no longer repeat.
Embodiment tetra-. the error testing device of full digital electric power observation and control equipment
The error testing device concrete structure of the full digital electric power observation and control equipment that this is routine is combined and illustrated by Fig. 1～Fig. 2, and the error testing device difference of the error testing device of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-～embodiment tri-has: the power supply that this is routine and control information memory module 10 models are ST93CS66ML6013TR etc. in this way.All the other do not state the error testing device of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-～embodiment tri-, no longer repeat.
Embodiment five. the error testing device of full digital electric power observation and control equipment
The error testing device concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1～Fig. 2, the error testing device difference of the error testing device of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-～embodiment tetra-has: the power supply that this is routine and control information memory module 10 are selected design separately, also can share with the storer of CPU etc., but as long as its long preservation data.All the other do not state the error testing device of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-～embodiment tetra-, no longer repeat.
Second portion. the error testing system non-limiting examples of full digital electric power observation and control equipment is as follows:
Embodiment mono-. the error testing system of full digital electric power observation and control equipment
The error testing system of the full digital electric power observation and control equipment that this is routine is the full digital electric power observation and control equipment error verification system according to the error testing device formation of above-described full digital electric power observation and control equipment.The error testing system concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1～Fig. 3, shown in Fig. 3 is the error testing system architecture schematic diagram of this example full digital electric power observation and control equipment, as shown in Figure 3, this routine full digital electric power observation and control equipment error verification system is comprised of with accredited full digital electric power observation and control equipment 11 the error testing device 1 of full digital electric power observation and control equipment.Shown in Fig. 1 is the error testing apparatus structure schematic diagram of full digital electric power observation and control equipment, as shown in Figure 1, the error testing device 1 of the full digital electric power observation and control equipment that this is routine is by the three-phase alternating voltage of traditional exportable various waveforms and the electric power observation and control equipment calibrating power supply 2 of three-phase alternating current, electric power observation and control parameter error comparer 4 with the digital stream input interface that meets various high-rise standard digital communication protocols, and novel both bands tradition three-phase voltage and three-phase current input interface, again with the digital stream output that meets various high levels and low layer standard digital communication protocol and input interface, and with modulus type standard power measuring and controlling equipment 3 three parts and the system software of local electric power observation and control parameter display panel, or also has the composition such as housing.The electric power observation and control equipment of the three-phase alternating voltage of the exportable various test waveforms of this example and electric current is examined and determine power supply 2 in this way: the electric power observation and control equipment calibrating power supply of the three-phase alternating voltage of traditional exportable various test waveforms and three-phase alternating current.The specific high-rise standard digital communication protocol of this example includes but not limited to: 1.IEC61850-8-1; 2.MODBUS; 3.IEC61850MMS; 4.DL/T 645; 5.MODBUS/TCP; 6.ETHERCAT.The specific low layer standard digital communication protocol of this example includes but not limited to: 1.IEC61850-9-1; 2.MODBUS; 3.ETHERCAT; 4.IEC61850-9-2; 5.IEC61850-9-2LE; 6.IEC61850GOOSE; 7.IEC61850GSSE; 8.MODBUS/TCP.This routine electric power observation and control parameter error comparer 4 is with the compared voltage of the digital stream input interface that meets above-mentioned various high-rise standard digital communication protocols and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter, and/or the electric power observation and control parameter error comparer of corresponding control signal.This routine modulus type standard power measuring and controlling equipment 3 is not only with traditional three-phase voltage and three-phase current input interface but also with the digital stream output that meets above-mentioned various specific high level and low layer standard digital communication protocol and input interface; and with the measuring but be not limited to measuring voltage and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter of local electric power observation and control parameter display panel, and the electric power observation and control equipment of exportable corresponding control signal.Described accredited full digital electric power observation and control equipment 11 is in this way but be not limited to: the full digital voltage table or full digital reometer or full digital power meter or full digital phase meter or full digital phasor measurement unit (PMU) or the full digital protective relaying device etc. that meet above-mentioned various low layer standard digital communication protocols.Shown in Fig. 2 is modulus type standard power measuring and controlling equipment block diagram, as shown in Figure 2, this routine modulus type standard power measuring and controlling equipment 3 is by signal condition module 5, A/D modular converter 6, power supply and control information memory module 10, signal processing module 8, observing and controlling message output module 7, digital communications module 9, interface circuit and system software, or also has the composition such as housing, wherein signal condition module 5 is with three-phase alternating voltage Ua, Ub, Uc, Uo and three-phase alternating current Ia, Ib, Ic, the input interface circuit of Io, the output of signal condition module 5 connects with the input of A/D modular converter 6, the output of A/D modular converter 6 connects with the input of signal processing module 8, the output of A/D modular converter 6 also connects with the input of power supply and control information memory module 10, power supply and control information memory module 10 and signal processing module 8 UNICOMs, power supply and control information memory module 10 are also with error in dipping value input interface circuit, signal processing module 8 is also with error in dipping value input interface circuit, the output of signal processing module 8 connects the input of observing and controlling message output module 7, observing and controlling message output module 7 output meets the digital stream that various high-rise standard digital communication protocols comprise the observing and controlling information that signal processing module 8 measures, the output of signal processing module 8 also connects the input of digital communications module 9, digital communications module 9 is with digital interface circuit and meet the digital stream of the voltage and current digital information of the observing and controlling information equivalent measured with signal processing module 8 comprising of specific low layer standard digital communication protocol from the output of this interface circuit.When this example is carried out error testing downwards, the signal processing module 8 of modulus type standard power measuring and controlling equipment 3 is read when it is upwards traced to the source primary voltage and the current digital amount information that is stored in orderly framing in power supply and control information memory module 10 again, it is re-started to calculating, process, complete the metering to observing and controlling information, and meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer 4 with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information by 7 outputs of its observing and controlling message output module, what meet specific low layer standard digital communication protocol by 9 outputs of its digital communications module comprises digital stream with the voltage and current digital information of measured observing and controlling information equivalent to accredited full digital electric power observation and control equipment 11 simultaneously, this accredited full digital electric power observation and control equipment 11 is by the digital stream that comprises the voltage and current digital information that meets specific low layer standard digital communication protocol of its interface circuit input modulus type standard power measuring and controlling equipment 3 outputs, through himself, calculate, process, complete the metering of observing and controlling information and meet by its interface circuit output numeral that various high-rise standard digital communication protocols comprise measured observing and controlling information and flow to the electric power observation and control parameter error comparer 4 that meets the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information, through 4 pairs of two-way observing and controlling information of the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information relatively, draw the difference of the observing and controlling information that observing and controlling information that the modulus type standard power measuring and controlling equipment 3 of the error testing device 1 of full digital electric power observation and control equipment measures and accredited full digital electric power observation and control equipment 11 measure, observing and controlling information error value when simultaneously the signal processing module 8 of modulus type standard power measuring and controlling equipment 3 will be stored in upwards tracing to the source in power supply and control information memory module 10 is subtracted each other with the current observing and controlling information error value tape symbol by electric power observation and control parameter error comparer 4 outputs with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information from the input of error in dipping value input interface circuit, can draw accredited digital electric power observation and control equipment 11 and the error between more high-grade conventional criteria electric power observation and control equipment while upwards tracing to the source, the error testing of realization to accredited full digital electric power observation and control equipment 11.For display panel is arranged, be with or without the accredited full digital electric power observation and control equipment 11 of high-rise standard digital Communication Protocol Implementation Interface, also can dispense electric power observation and control parameter error comparer 4, and directly the various electric power observation and control information that shows on modulus type standard power measuring and controlling equipment 3 display panels is contrasted in real time with the various electric power observation and control information of corresponding demonstration on accredited full digital electric power observation and control equipment 11 display panels, and subtract each other with the error in dipping value tape symbol of corresponding various electric power observation and control information while upwards tracing to the source in the power supply that is stored in modulus type standard power measuring and controlling equipment 3 and control information memory module 10, thereby draw the measuring error of the various electric power observation and control information between accredited full digital electric power observation and control equipment 11 and more high-grade conventional criteria electric power observation and control equipment, complete downward propagation of error.Operation has just realized the grade of errors of accredited full digital electric power observation and control equipment 11 or the calibrating of accuracy class like this.Each circuit module of the modulus type standard power measuring and controlling equipment that this is routine has: signal condition module 5 in this way: resitstance voltage divider or current diverter etc.A/D modular converter 6 models are AD1674 etc. in this way.Signal processing module 8 is in this way: single-chip microcomputer, model is as 80C51, LPC2458 etc.Digital communications module 9 models are in this way: ATR-S0100 or ATR-S04006 etc.Observing and controlling message output module 7 models are in this way: TRS232 or AX88780 etc.Power supply and control information memory module 10 models are K9NCG08U5M-P etc. in this way.The display panel model is TFT1N6179-E etc. in this way.
Embodiment bis-. the error testing system of full digital electric power observation and control equipment
The error testing system concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1～Fig. 3, the error testing system difference of the error testing system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-has: 1. the electric power observation and control equipment of the three-phase alternating voltage of the exportable various test waveforms of this example and electric current calibrating power supply 2 three-phase alternating voltage of exportable various test waveforms and the lower-powered three-phase alternating-current supply of three-phase alternating current in this way, as long as the output power of this power supply can drive modulus type standard power measuring and controlling equipment.2. this routine signal condition module 5 instrument voltage transformer or instrument current transformer etc. in this way.3. these routine A/D modular converter 6 models ADS7813 etc. in this way.4. this routine signal processing module 8 DSP in this way: model is as TMS320C32, TMS320C6712 etc.5. these routine digital communications module 9 models ATR-S01003C or DM9161EP etc. in this way.6. these routine observing and controlling message output module 7 models AX88742 or DM9161EP etc. in this way.7. this routine power supply and control information memory module 10 models IS42S16320B etc. in this way.8. this routine display panel model TFT800600-4-E etc. in this way.All the other do not state the error testing system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-, no longer repeat.
Embodiment tri-. the error testing system of full digital electric power observation and control equipment
The error testing system concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1～Fig. 3, and the error testing system difference of the error testing system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-, embodiment bis-has: 1. this routine signal condition module 5 resitstance voltage divider or instrument current transformer etc. in this way.2. these routine A/D modular converter 6 models AD7663 etc. in this way.3. this routine signal processing module 8 FPGA in this way: model is as XC3S250E, AGL250FGG144I etc.4. these routine digital communications module 9 models SN75176 etc. in this way.5. these example observing and controlling message output module 7 models SN75176 etc. in this way.6. this routine power supply and control information memory module 10 models W25X32VSFIG etc. in this way.7. this routine display panel model Nl10276bc13-01c etc. in this way.All the other do not state the error testing system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-, embodiment bis-, no longer repeat.
Embodiment tetra-. the error testing system of full digital electric power observation and control equipment
The error testing system concrete structure of the full digital electric power observation and control equipment that this is routine is combined and illustrated by Fig. 1～Fig. 3, and the error testing system difference of the error testing system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-～embodiment tri-has: the power supply that this is routine and control information memory module 10 models are ST93CS66ML6013TR etc. in this way.All the other do not state the error testing system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-～embodiment tri-, no longer repeat.
Embodiment five. the error testing system of full digital electric power observation and control equipment
The error testing system concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1～Fig. 3, the error testing system difference of the error testing system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-～embodiment tetra-has: the power supply that this is routine and control information memory module 10 are selected design separately, also can share with the storer of CPU etc., but as long as its long preservation data.All the other do not state the error testing system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-～embodiment tetra-, no longer repeat.
Third part. the propagation of error system non-limiting examples of full digital electric power observation and control equipment has following A, B, C tri-parts.
The A part. a kind of propagation of error system non-limiting examples of full digital electric power observation and control equipment
Embodiment mono-. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system of the full digital electric power observation and control equipment that this is routine adopts the error testing device of conventional electric power measuring and controlling equipment complete or realize, the propagation of error system of the full digital electric power observation and control equipment that this is routine is illustrated in Fig. 4, shown in Fig. 4 is the propagation of error system of this routine full digital electric power observation and control equipment, by the error testing device 12 of conventional electric power measuring and controlling equipment, form with electric power observation and control parameter error comparer 4 and the accredited modulus type standard power measuring and controlling equipment 15 of the digital stream input interface that meets various high-rise standard digital communication protocols.Wherein the error testing device 12 of this routine conventional electric power measuring and controlling equipment is by the electric power observation and control equipment calibrating power supply 13 of the three-phase alternating voltage of exportable various waveforms and three-phase alternating current and more conventional criteria electric power observation and control equipment 14 two parts and the system software of pin-point accuracy grade, or also has the housing composition.The three-phase alternating voltage of the exportable various waveforms of the error testing device 12 of the conventional electric power measuring and controlling equipment that this is routine and the electric power observation and control equipment of three-phase alternating current calibrating power supply 13 are AC power of three-phase alternating voltage and the three-phase alternating current of exportable various waveforms.The conventional criteria electric power observation and control equipment 14 of the more pin-point accuracy grade of the error testing device 12 of the conventional electric power measuring and controlling equipment that this is routine refer to its electric power observation and control accuracy of measuring grade higher than the electric power observation and control accuracy of measuring grade of the modulus type standard power measuring and controlling equipment 15 adopted again with traditional three-phase voltage and three-phase current input interface, with the digital stream output that meets above-mentioned various specific high-rise standard digital communication protocols and input interface, with local electric power observation and control parameter display panel, can measure but be not limited to measuring voltage, and/or electric current, and/or power, and/or phase place, and/or phasor, and/or the relay protection parameter, and the electric power observation and control equipment of exportable corresponding control signal.The actual grade of selecting of the conventional criteria electric power observation and control equipment 14 of the more pin-point accuracy grade of this example is more best higher than the conventional criteria electric power observation and control equipment of the more pin-point accuracy grade of two grades than the modulus type standard power measuring and controlling equipment 15 adopted.This routine electric power observation and control parameter error comparer 4 refers to the compared voltage of the digital stream input interface that meets above-mentioned various high-rise standard digital communication protocols and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter, and/or the electric power observation and control parameter error comparer of corresponding control signal.This routine modulus type standard power measuring and controlling equipment 15 is not only with traditional three-phase voltage and three-phase current input interface but also with the digital stream output that meets above-mentioned various specific high level and low layer standard digital communication protocol and input interface; and with the measuring but be not limited to measuring voltage and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter of local electric power observation and control parameter display panel, and the electric power observation and control equipment of exportable corresponding control signal.The specific high-rise standard digital communication protocol of this example includes but not limited to: 1.IEC61850-8-1; 2.MODBUS; 3.IEC61850MMS; 4.DL/T 645; 5.MODBUS/TCP; 6.ETHERCAT.The specific low layer standard digital communication protocol of this example includes but not limited to: 1.IEC61850-9-1; 2.MODBUS; 3.ETHERCAT; 4.IEC61850-9-2; 5.IEC61850-9-2LE; 6.IEC61850GOOSE; 7.IEC61850GSSE; 8.MODBUS/TCP.Shown in Fig. 2 is modulus type standard power measuring and controlling equipment 15 block diagram, as shown in Figure 2, this routine modulus type standard power measuring and controlling equipment 15 is by signal condition module 5, A/D modular converter 6, power supply and control information memory module 10, signal processing module 8, observing and controlling message output module 7, digital communications module 9, interface circuit and system software, or also has the composition such as housing, wherein signal condition module 5 is with three-phase alternating voltage Ua, Ub, Uc, Uo and three-phase alternating current Ia, Ib, Ic, the input interface circuit of Io, the output of signal condition module 5 connects with the input of A/D modular converter 6, the output of A/D modular converter 6 connects with the input of signal processing module 8, the output of A/D modular converter 6 also connects with the input of power supply and control information memory module 10, power supply and control information memory module 10 and signal processing module 8 UNICOMs, power supply and control information memory module 10 are also with error in dipping value input interface circuit, signal processing module 8 is also with error in dipping value input interface circuit, the output of signal processing module 8 connects the input of observing and controlling message output module 7, observing and controlling message output module 7 output meets the digital stream that various high-rise standard digital communication protocols comprise the observing and controlling information that signal processing module 8 measures, the output of signal processing module 8 also connects the input of digital communications module 9, digital communications module 9 is with digital interface circuit and meet the digital stream of the voltage and current digital information of the observing and controlling information equivalent measured with signal processing module 8 comprising of specific low layer standard digital communication protocol from the output of this interface circuit.The conventional criteria electric power observation and control equipment 14 of the more pin-point accuracy grade of the error testing device 12 of the conventional electric power measuring and controlling equipment that this example adopts calculates through self by three-phase alternating voltage and the three-phase alternating current signal of its interface circuit input electric power measuring and controlling equipment calibrating power supply 13 outputs, process, complete the metering to observing and controlling information, and meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer 4 with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information by the output of its interface circuit, the accredited modulus type standard power measuring and controlling equipment 15 that this example adopts calculates through self by three-phase alternating voltage and the three-phase alternating current signal of its interface circuit input electric power measuring and controlling equipment calibrating power supply 13 outputs, process, complete the metering to observing and controlling information, and meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer 4 with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information by the output of its interface circuit, through the 4 pairs of two-way observing and controlling information of electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information, compare, for display panel is arranged, be with or without the conventional criteria electric power observation and control equipment 14 of the more pin-point accuracy grade of high-rise standard digital Communication Protocol Implementation Interface, also can dispense electric power observation and control parameter error comparer 4, and directly the various electric power observation and control information of corresponding demonstration on conventional criteria electric power observation and control equipment 14 display panels of the various electric power observation and control information that shows on modulus type standard power measuring and controlling equipment 15 display panels and pin-point accuracy grade more be contrasted in real time, draw the difference of the observing and controlling information metering of the conventional criteria electric power observation and control equipment 14 of more pin-point accuracy grade of error testing device 12 of conventional electric power measuring and controlling equipment and accredited modulus type standard power measuring and controlling equipment 15, it is the observing and controlling information error value of accredited modulus type standard power measuring and controlling equipment 15, realize the propagation of error of 14 pairs of accredited modulus type standard power measuring and controlling equipments 15 of conventional criteria electric power observation and control equipment of more pin-point accuracy grade of the error testing device 12 of conventional electric power measuring and controlling equipment, that is realize the propagation of error of accredited modulus type standard power measuring and controlling equipment 15 is upwards traced to the source, simultaneously the original figure amount of A/D modular converter 6 outputs of accredited modulus type standard power measuring and controlling equipment 15 and with the observing and controlling information error value of electric power observation and control parameter error comparer 4 outputs that meet the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information also in order framing be stored in the power supply and control information memory module 10 of modulus type standard power measuring and controlling equipment 15, when downward error testing, adopt.Each circuit module of the modulus type standard power measuring and controlling equipment 15 that this is routine has: signal condition module 5 in this way: resitstance voltage divider or current diverter etc.A/D modular converter 6 models are AD1674 etc. in this way.Signal processing module 8 is in this way: single-chip microcomputer, model is as 80C51, LPC2458 etc.Digital communications module 9 models are in this way: ATR-S0100 or ATR-S04006 etc.Observing and controlling message output module 7 models are in this way: TRS232 or AX88780 etc.Power supply and control information memory module 10 models are K9NCG08U5M-P etc. in this way.The display panel model is TFT1N6179-E etc. in this way.
Embodiment bis-. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system of the full digital electric power observation and control equipment that this is routine adopts the error testing device 12 of conventional electric power measuring and controlling equipment complete or realize, the error testing device 12 of the conventional electric power measuring and controlling equipment that this is routine and accredited modulus type standard power measuring and controlling equipment 15 concrete structures are by Fig. 2, Fig. 4 combines and illustrates, the propagation of error system difference of the propagation of error system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-has: 1. the electric power observation and control equipment of the three-phase alternating voltage of the exportable various test waveforms of this example and electric current calibrating power supply 13 three-phase alternating voltage of exportable various test waveforms and the lower-powered three-phase alternating-current supply of three-phase alternating current in this way, as long as the output power of this power supply can drive modulus type standard power measuring and controlling equipment.2. this routine signal condition module 5 instrument voltage transformer or instrument current transformer etc. in this way.3. these routine A/D modular converter 6 models ADS7813 etc. in this way.4. this routine signal processing module 8 DSP in this way: model is as TMS320C32, TMS320C6712 etc.5. these routine digital communications module 9 models ATR-S01003C or DM9161EP etc. in this way.6. these routine observing and controlling message output module 7 models AX88742 or DM9161EP etc. in this way.7. this routine power supply and control information memory module 10 models IS42S16320B etc. in this way.8. this routine display panel model TFT800600-4-E etc. in this way.All the other do not state the propagation of error system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-, no longer repeat.
Embodiment tri-. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system of the full digital electric power observation and control equipment that this is routine adopts the error testing device 12 of conventional electric power measuring and controlling equipment complete or realize, the error testing device 12 of the conventional electric power measuring and controlling equipment that this example adopts and accredited modulus type standard power measuring and controlling equipment 15 concrete structures are by Fig. 2, Fig. 4 combines and illustrates, propagation of error system and the embodiment mono-of the full digital electric power observation and control equipment that this is routine, the propagation of error system difference of the full digital electric power observation and control equipment of embodiment bis-has: 1. this routine signal condition module 5 resitstance voltage divider in this way, or instrument current transformer etc.2. these routine A/D modular converter 6 models AD7663 etc. in this way.3. this routine signal processing module 8 FPGA in this way: model is as XC3S250E, AGL250FGG144I etc.4. these routine digital communications module 9 models SN75176 etc. in this way.5. these example observing and controlling message output module 7 models SN75176 etc. in this way.6. this routine power supply and control information memory module 10 models W25X32VSFIG etc. in this way.7. this routine display panel model Nl10276bc13-01c etc. in this way.All the other do not state the propagation of error system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-, embodiment bis-, no longer repeat.
Embodiment tetra-. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system of the full digital electric power observation and control equipment that this is routine adopts the error testing device 12 of conventional electric power measuring and controlling equipment complete or realize, the error testing device 12 of the conventional electric power measuring and controlling equipment that this example adopts and accredited modulus type standard power measuring and controlling equipment 15 concrete structures are by Fig. 2, Fig. 4 combines and illustrates, the propagation of error system difference of the propagation of error system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-～embodiment tri-has: the power supply that this is routine and control information memory module 10 models are ST93CS66ML6013TR etc. in this way.All the other do not state the propagation of error system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-～embodiment tri-, no longer repeat.
Embodiment five. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system of the full digital electric power observation and control equipment that this is routine adopts error testing device 12 and the accredited modulus type standard power measuring and controlling equipment 15 of conventional electric power measuring and controlling equipment complete or realize, error testing device 12 and accredited modulus type standard power measuring and controlling equipment 15 concrete structures of the conventional electric power measuring and controlling equipment that this example adopts can be used Fig. 2, Fig. 4 etc. combine and illustrate, the propagation of error system difference of the propagation of error system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-～embodiment tetra-has: the power supply that this is routine and control information memory module 10 are selected design separately in this way, or can share with the storer of CPU etc., but as long as its long preservation data.All the other do not state the propagation of error system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-～embodiment tetra-, no longer repeat.
The B part. the propagation of error system non-limiting examples of another full digital electric power observation and control equipment
Embodiment mono-. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system of the full digital electric power observation and control equipment that this is routine adopts the error testing device of full digital electric power observation and control equipment complete or realize.The propagation of error system concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1, Fig. 2, Fig. 5.Shown in Fig. 5 is the propagation of error system architecture schematic diagram of this example full digital electric power observation and control equipment, the propagation of error system of the full digital electric power observation and control equipment that as shown in Figure 5, this example adopts by the error testing device 1 of full digital electric power observation and control equipment and more the conventional criteria electric power observation and control equipment 14 of pin-point accuracy grade form.Shown in Fig. 1 is the structural representation of the error testing device 1 of full digital electric power observation and control equipment, as shown in Figure 1, the error testing device 1 of the full digital electric power observation and control equipment that this is routine is by the three-phase alternating voltage of traditional exportable various waveforms and the electric power observation and control equipment calibrating power supply 2 of three-phase alternating current, electric power observation and control parameter error comparer 4 with the digital stream input interface that meets various high-rise standard digital communication protocols, and novel both bands tradition three-phase voltage and three-phase current input interface, again with the digital stream output that meets various high levels and low layer standard digital communication protocol and input interface, and with modulus type standard power measuring and controlling equipment 3 three parts and the system software of local electric power observation and control parameter display panel, or also has the composition such as housing.The electric power observation and control equipment of the three-phase alternating voltage of the exportable various test waveforms of this example and electric current is examined and determine power supply 2 in this way: the electric power observation and control equipment calibrating power supply of the three-phase alternating voltage of traditional exportable various test waveforms and three-phase alternating current.The specific high-rise standard digital communication protocol of this example includes but not limited to: 1.IEC61850-8-1; 2.MODBUS; 3.IEC61850MMS; 4.DL/T 645; 5.MODBUS/TCP; 6.ETHERCAT.The specific low layer standard digital communication protocol of this example includes but not limited to: 1.IEC61850-9-1; 2.MODBUS; 3.ETHERCAT; 4.IEC61850-9-2; 5.IEC61850-9-2LE; 6.IEC61850GOOSE; 7.IEC61850GSSE; 8.MODBUS/TCP.This routine electric power observation and control parameter error comparer 4 is with the compared voltage of the digital stream input interface that meets above-mentioned various high-rise standard digital communication protocols and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter, and/or the electric power observation and control parameter error comparer of corresponding control signal.This routine modulus type standard power measuring and controlling equipment 3 is not only with traditional three-phase voltage and three-phase current input interface but also with the digital stream output that meets above-mentioned various specific high level and low layer standard digital communication protocol and input interface; and with the measuring but be not limited to measuring voltage and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter of local electric power observation and control parameter display panel, and the measuring and controlling equipment of exportable corresponding control signal.The conventional criteria electric power observation and control equipment 14 that this example adopts is with traditional three-phase voltage and three-phase current input interface; with the digital stream output that meets above-mentioned various specific high-rise standard digital communication protocols and input interface; with local electric power observation and control parameter display panel; can measure but be not limited to measuring voltage and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter, and the electric power observation and control equipment of exportable corresponding control signal.The conventional criteria electric power observation and control equipment 14 of described more pin-point accuracy grade refers to that its electric power observation and control accuracy of measuring grade is higher than the electric power observation and control accuracy of measuring grade of the modulus type standard power measuring and controlling equipment 3 adopted, and the actual grade of selecting is more best higher than the conventional criteria electric power observation and control equipment of the more pin-point accuracy grade of two grades than the modulus type standard power measuring and controlling equipment 3 adopted.Shown in Fig. 2 is the block diagram of this routine modulus type standard power measuring and controlling equipment 3, as shown in Figure 2, this routine modulus type standard power measuring and controlling equipment 3 is by signal condition module 5, A/D modular converter 6, power supply and control information memory module 10, signal processing module 8, observing and controlling message output module 7, digital communications module 9, interface circuit and system software, or also has the composition such as housing, wherein signal condition module 5 is with three-phase alternating voltage Ua, Ub, Uc, Uo and three-phase alternating current Ia, Ib, Ic, the input interface circuit of Io, the output of signal condition module 5 connects with the input of A/D modular converter 6, the output of A/D modular converter 6 connects with the input of signal processing module 8, the output of A/D modular converter 6 also connects with the input of power supply and control information memory module 10, power supply and control information memory module 10 and signal processing module 8 UNICOMs, power supply and control information memory module 10 are also with error in dipping value input interface circuit, signal processing module 8 is also with error in dipping value input interface circuit, the output of signal processing module 8 connects the input of observing and controlling message output module 7, observing and controlling message output module 7 output meets the digital stream that various high-rise standard digital communication protocols comprise the observing and controlling information that signal processing module 8 measures, the output of signal processing module 8 also connects the input of digital communications module 9, digital communications module 9 is with digital interface circuit and meet the digital stream of the voltage and current digital information of the observing and controlling information equivalent measured with signal processing module 8 comprising of specific low layer standard digital communication protocol from the output of this interface circuit.The modulus type standard power measuring and controlling equipment 3 of the error testing device 1 of the full digital electric power observation and control equipment that this example adopts inputs the three-phase alternating voltage of traditional exportable various waveforms by its interface circuit and the electric power observation and control equipment of three-phase alternating current is examined and determine three-phase alternating voltage and three-phase alternating current signal process self calculating that power supply 2 is exported, process, complete the metering to observing and controlling information, and meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer 4 with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information by the output of its interface circuit, the conventional criteria electric power observation and control equipment 14 of the more pin-point accuracy grade that this example adopts calculates through self by three-phase alternating voltage and the three-phase alternating current signal of its interface circuit input electric power measuring and controlling equipment calibrating power supply 2 outputs, process, complete to the metering of observing and controlling information and by its interface circuit output and meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer 4 with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information, through the 4 pairs of two-way observing and controlling information of electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information, compare, for display panel is arranged, be with or without the conventional criteria electric power observation and control equipment 14 of the more pin-point accuracy grade of high-rise standard digital Communication Protocol Implementation Interface, also can dispense electric power observation and control parameter error comparer 4, and directly the various electric power observation and control information of corresponding demonstration on conventional criteria electric power observation and control equipment 14 display panels of the various electric power observation and control information that shows on modulus type standard power measuring and controlling equipment 3 display panels and pin-point accuracy grade more be contrasted in real time, draw modulus type standard power measuring and controlling equipment 3 and the difference of the observing and controlling information metering of the conventional criteria electric power observation and control equipment 14 of pin-point accuracy grade more of the error testing device 1 of full digital electric power observation and control equipment, it is the observing and controlling parameter error in dipping value of modulus type standard power measuring and controlling equipment 3 of the error testing device 1 of full digital electric power observation and control equipment, realize the more propagation of error of the modulus type standard power measuring and controlling equipment 3 of the error testing device 1 of 14 pairs of full digital electric power observation and control equipment of conventional criteria electric power observation and control equipment of pin-point accuracy grade, that is realization is upwards traced to the source to the propagation of error of the modulus type standard power measuring and controlling equipment 3 of the error testing device 1 of full digital electric power observation and control equipment, simultaneously the original figure amount of A/D modular converter 6 outputs of the modulus type standard power measuring and controlling equipment 3 of the error testing device 1 of full digital electric power observation and control equipment and with the observing and controlling information error value of electric power observation and control parameter error comparer 4 outputs that meet the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information also in order framing be stored in the power supply and control information memory module 10 of modulus type standard power measuring and controlling equipment 3, when downward error testing, adopt.Each circuit module of the modulus type standard power measuring and controlling equipment 3 that this is routine has: signal condition module 5 in this way: resitstance voltage divider or current diverter etc.A/D modular converter 6 models are AD1674 etc. in this way.Signal processing module 8 is in this way: single-chip microcomputer, model is as 80C51, LPC2458 etc.Digital communications module 9 models are in this way: ATR-S0100 or ATR-S04006 etc.Observing and controlling message output module 7 models are in this way: TRS232 or AX887 etc.Power supply and control information memory module 10 models are K9NCG08U5M-P etc. in this way.The display panel model is TFT1N6179-E etc. in this way.
Embodiment bis-. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system of the full digital electric power observation and control equipment that this is routine adopts the error testing device 1 of full digital electric power observation and control equipment complete or realize, the modulus type electric power observation and control equipment 3 of the error testing device 1 of the full digital electric power observation and control equipment that this example adopts and more conventional criteria electric power observation and control equipment 14 concrete structures of pin-point accuracy grade by Fig. 1, Fig. 2, Fig. 5 combines and illustrates, the propagation of error system difference of the propagation of error system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-has: 1. the electric power observation and control equipment of the three-phase alternating voltage of the exportable various test waveforms of this example and electric current calibrating power supply 2 three-phase alternating voltage of exportable various test waveforms and the lower-powered three-phase alternating-current supply of three-phase alternating current in this way, as long as the output power of this power supply can drive modulus type standard power measuring and controlling equipment.2. this routine signal condition module 5 instrument voltage transformer or instrument current transformer etc. in this way.3. these routine A/D modular converter 6 models ADS7813 etc. in this way.4. this routine signal processing module 8 DSP in this way: model is as TMS320C32, TMS320C6712 etc.5. these routine digital communications module 9 models ATR-S01003C or DM9161EP etc. in this way.6. these routine observing and controlling message output module 7 models AX88742 or DM9161EP etc. in this way.7. this routine power supply and control information memory module 10 models IS42S16320B etc. in this way.8. this routine display panel model TFT800600-4-E etc. in this way.All the other do not state the propagation of error system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-, no longer repeat.
Embodiment tri-. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system of the full digital electric power observation and control equipment that this is routine adopts the error testing device 1 of full digital electric power observation and control equipment complete or realize, the modulus type standard power measuring and controlling equipment 3 of the error testing device 1 of the full digital electric power observation and control equipment that this example adopts and more conventional criteria electric power observation and control equipment 14 concrete structures of pin-point accuracy grade by Fig. 1, Fig. 2, Fig. 5 combines and illustrates, propagation of error system and the embodiment mono-of the full digital electric power observation and control equipment that this is routine, the propagation of error system difference of the full digital electric power observation and control equipment of embodiment bis-has: 1. this routine signal condition module 5 resitstance voltage divider or instrument current transformer etc. in this way.2. these routine A/D modular converter 6 models AD7663 etc. in this way.3. this routine signal processing module 8 FPGA in this way: model is as XC3S250E, AGL250FGG144I etc.4. these routine digital communications module 9 models SN75176 etc. in this way.5. these example observing and controlling message output module 7 models SN75176 etc. in this way.6. this routine power supply and control information memory module 10 models W25X32VSFIG etc. in this way.7. this routine display panel model Nl10276bc13-01c etc. in this way.All the other do not state the propagation of error system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-, embodiment bis-, no longer repeat.
Embodiment tetra-. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system of the full digital electric power observation and control equipment that this is routine adopts the error testing device 1 of full digital electric power observation and control equipment complete or realize, the modulus type standard power measuring and controlling equipment 3 of the error testing device 1 of the full digital electric power observation and control equipment that this example adopts and more conventional criteria electric power observation and control equipment 14 concrete structures of pin-point accuracy grade by Fig. 1, Fig. 2, Fig. 5 combines and illustrates, the propagation of error system difference of the propagation of error system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-～embodiment tri-has: the power supply that this is routine and control information memory module 10 models are ST93CS66ML6013TR etc. in this way.All the other do not state the propagation of error system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-～embodiment tri-, no longer repeat.
Embodiment five. the propagation of error system of full digital electric power observation and control equipment
The modulus type standard power measuring and controlling equipment 3 of the error testing device 1 of the full digital electric power observation and control equipment that the propagation of error system of the full digital electric power observation and control equipment that this is routine adopts and more conventional criteria electric power observation and control equipment 14 concrete structures of pin-point accuracy grade by Fig. 1, Fig. 2, Fig. 5 combines and illustrates, the propagation of error system difference of the propagation of error system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-～embodiment tetra-has: the power supply that this is routine and control information memory module 10 are selected design separately, also can share with the storer of CPU etc., but as long as its long preservation data.All the other do not state the propagation of error system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-～embodiment tetra-, no longer repeat.
The C part. the propagation of error system non-limiting examples of another full digital electric power observation and control equipment is as follows:
Embodiment mono-. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system of the full digital electric power observation and control equipment that this is routine adopts the error testing device of full digital electric power observation and control equipment to go realize or complete.The propagation of error system concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1～Fig. 3, shown in Fig. 3 is the propagation of error system architecture schematic diagram of this example full digital electric power observation and control equipment, as shown in Figure 3, the propagation of error system of this routine full digital electric power observation and control equipment is comprised of with accredited full digital electric power observation and control equipment 11 the error testing device 1 of full digital electric power observation and control equipment.Shown in Fig. 1 is the error testing apparatus structure schematic diagram of full digital electric power observation and control equipment, as shown in Figure 1, the error testing device 1 of the full digital electric power observation and control equipment that this is routine is by the three-phase alternating voltage of traditional exportable various waveforms and the electric power observation and control equipment calibrating power supply 2 of three-phase alternating current, electric power observation and control parameter error comparer 4 with the digital stream input interface that meets various high-rise standard digital communication protocols, and novel both bands tradition three-phase voltage and three-phase current input interface, again with the digital stream output that meets various high levels and low layer standard digital communication protocol and input interface, and with modulus type standard power measuring and controlling equipment 3 three parts and the system software of local electric power observation and control parameter display panel, or also has the composition such as housing.The electric power observation and control equipment of the three-phase alternating voltage of the exportable various test waveforms of this example and electric current is examined and determine power supply 2 in this way: the electric power observation and control equipment calibrating power supply of the three-phase alternating voltage of traditional exportable various test waveforms and three-phase alternating current.The specific high-rise standard digital communication protocol of this example includes but not limited to: 1.IEC61850-8-1; 2.MODBUS; 3.IEC61850MMS; 4.DL/T 645; 5.MODBUS/TCP; 6.ETHERCAT.The specific low layer standard digital communication protocol of this example includes but not limited to: 1.IEC61850-9-1; 2.MODBUS; 3.ETHERCAT; 4.IEC61850-9-2; 5.IEC61850-9-2LE; 6.IEC61850GOOSE; 7.IEC61850GSSE; 8.MODBUS/TCP.This routine electric power observation and control parameter error comparer 4 is with the compared voltage of the digital stream input interface that meets above-mentioned various high-rise standard digital communication protocols and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter, and/or the electric power observation and control parameter error comparer of corresponding control signal.This routine modulus type standard power measuring and controlling equipment 3 is not only with traditional three-phase voltage and three-phase current input interface but also with the digital stream output that meets above-mentioned various specific high level and low layer standard digital communication protocol and input interface; and with the measuring but be not limited to measuring voltage and/or electric current and/or power and/or phase place and/or phasor and/or relay protection parameter of local electric power observation and control parameter display panel, and the electric power observation and control equipment of exportable corresponding control signal.The accredited full digital electric power observation and control equipment 11 of this example is in this way but be not limited to: the full digital voltage table or full digital reometer or full digital power meter or full digital phase meter or full digital phasor measurement unit (PMU) or the full digital protective relaying device etc. that meet above-mentioned various low layer standard digital communication protocols.Shown in Fig. 2 is the block diagram of modulus type standard power measuring and controlling equipment 3, as shown in Figure 2, this routine modulus type standard power measuring and controlling equipment 3 is by signal condition module 5, A/D modular converter 6, power supply and control information memory module 10, signal processing module 8, observing and controlling message output module 7, digital communications module 9, interface circuit and system software, or also has the composition such as housing, wherein signal condition module 5 is with three-phase alternating voltage Ua, Ub, Uc, Uo and three-phase alternating current Ia, Ib, Ic, the input interface circuit of Io, the output of signal condition module 5 connects with the input of A/D modular converter 6, the output of A/D modular converter 6 connects with the input of signal processing module 8, the output of A/D modular converter 6 also connects with the input of power supply and control information memory module 10, power supply and control information memory module 10 and signal processing module 8 UNICOMs, power supply and control information memory module 10 are also with error in dipping value input interface circuit, signal processing module 8 is also with error in dipping value input interface circuit, the output of signal processing module 8 connects the input of observing and controlling message output module 7, observing and controlling message output module 7 output meets the digital stream that various high-rise standard digital communication protocols comprise the observing and controlling information that signal processing module 8 measures, the output of signal processing module 8 also connects the input of digital communications module 9, digital communications module 9 is with digital interface circuit and meet the digital stream of the voltage and current digital information of the observing and controlling information equivalent measured with signal processing module 8 comprising of specific low layer standard digital communication protocol from the output of this interface circuit.When this example is carried out error testing downwards, the signal processing module 8 of modulus type standard power measuring and controlling equipment 3 is read when it is upwards traced to the source primary voltage and the current digital amount information that is stored in orderly framing in power supply and control information memory module 10 again, it is re-started to calculating, process, complete the metering to observing and controlling information, and meet digital stream that various high-rise standard digital communication protocols comprise measured observing and controlling information to the electric power observation and control parameter error comparer 4 with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information by 7 outputs of its observing and controlling message output module, what meet specific low layer standard digital communication protocol by 9 outputs of its digital communications module comprises digital stream with the voltage and current digital information of measured observing and controlling information equivalent to accredited full digital electric power observation and control equipment 11 simultaneously, this accredited full digital electric power observation and control equipment 11 is by the digital stream that comprises the voltage and current digital information that meets specific low layer standard digital communication protocol of its interface circuit input modulus type standard power measuring and controlling equipment 3 outputs, through himself, calculate, process, complete the metering of observing and controlling information and meet by its interface circuit output numeral that various high-rise standard digital communication protocols comprise measured observing and controlling information and flow to the electric power observation and control parameter error comparer 4 that meets the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information, through 4 pairs of two-way observing and controlling information of the electric power observation and control parameter error comparer with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information relatively, draw the difference of the observing and controlling information that observing and controlling information that the modulus type standard power measuring and controlling equipment 3 of the error testing device 1 of full digital electric power observation and control equipment measures and accredited full digital electric power observation and control equipment 11 measure, observing and controlling information error value when simultaneously the signal processing module 8 of modulus type standard power measuring and controlling equipment will be stored in upwards tracing to the source in power supply and control information memory module 10 is subtracted each other with the current observing and controlling information error value tape symbol by electric power observation and control parameter error comparer 4 outputs with meeting the digital stream input interface that various high-rise standard digital communication protocols comprise observing and controlling information from the input of error in dipping value input interface circuit, can draw accredited digital electric power observation and control equipment 11 and the error between more high-grade conventional criteria electric power observation and control equipment while upwards tracing to the source, the error testing of realization to accredited full digital electric power observation and control equipment 11.For display panel is arranged, be with or without the accredited full digital electric power observation and control equipment 11 of high-rise standard digital Communication Protocol Implementation Interface, also can dispense electric power observation and control parameter error comparer 4, and directly the various electric power observation and control information that shows on modulus type standard power measuring and controlling equipment 3 display panels is contrasted in real time with the various electric power observation and control information of corresponding demonstration on accredited full digital electric power observation and control equipment 11 display panels, and subtract each other with the error in dipping value tape symbol of corresponding various electric power observation and control information while upwards tracing to the source in the power supply that is stored in modulus type standard power measuring and controlling equipment 3 and control information memory module 10, thereby draw the measuring error of the various electric power observation and control information between accredited full digital electric power observation and control equipment 11 and more high-grade conventional criteria electric power observation and control equipment, complete downward propagation of error, also can realize the grade of errors of accredited full digital electric power observation and control equipment 11 or the calibrating of accuracy class.Each circuit module of the modulus type standard power measuring and controlling equipment 3 that this is routine has: signal condition module 5 in this way: resitstance voltage divider or current diverter etc.A/D modular converter 6 models are AD1674 etc. in this way.Signal processing module 8 is in this way: single-chip microcomputer, model is as 80C51, LPC2458 etc.Digital communications module 9 models are in this way: ATR-S0100 or ATR-S04006 etc.Observing and controlling message output module 7 models are in this way: TRS232 or AX88780 etc.Power supply and control information memory module 10 models are K9NCG08U5M-P etc. in this way.The display panel model is TFT1N6179-E etc. in this way.
Embodiment bis-. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1～Fig. 3, the propagation of error system difference of the propagation of error system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-has: 1. the electric power observation and control equipment of the three-phase alternating voltage of the exportable various test waveforms of this example and electric current calibrating power supply 2 three-phase alternating voltage of exportable various test waveforms and the lower-powered three-phase alternating-current supply of three-phase alternating current in this way, as long as the output power of this power supply can drive modulus type standard power measuring and controlling equipment.2. this routine signal condition module 5 instrument voltage transformer or instrument current transformer etc. in this way.3. these routine A/D modular converter 6 models ADS7813 etc. in this way.4. this routine signal processing module 8 DSP in this way: model is as TMS320C32, TMS320C6712 etc.5. these routine digital communications module 9 models ATR-S01003C or DM9161EP etc. in this way.6. these routine observing and controlling message output module 7 models AX88742 or DM9161EP etc. in this way.7. this routine power supply and control information memory module 10 models IS42S16320B etc. in this way.8. this routine display panel model TFT800600-4-E etc. in this way.All the other do not state the propagation of error system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-, no longer repeat.
Embodiment tri-. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1～Fig. 3, and the propagation of error system difference of the propagation of error system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-, embodiment bis-has: 1. this routine signal condition module 5 resitstance voltage divider or instrument current transformer etc. in this way.2. these routine A/D modular converter 6 models AD7663 etc. in this way.3. this routine signal processing module 8 FPGA in this way: model is as XC3S250E, AGL250FGG144I etc.4. these routine digital communications module 9 models SN75176 etc. in this way.5. these example observing and controlling message output module 7 models SN75176 etc. in this way.6. this routine power supply and control information memory module 10 models W25X32VSFIG etc. in this way.7. this routine display panel model Nl10276bc13-01c etc. in this way.All the other do not state the propagation of error system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-, embodiment bis-, no longer repeat.
Embodiment tetra-. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system concrete structure of the full digital electric power observation and control equipment that this is routine is combined and illustrated by Fig. 1～Fig. 3, and the propagation of error system difference of the propagation of error system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-～embodiment tri-has: the power supply that this is routine and control information memory module 10 models are ST93CS66ML6013TR etc. in this way.All the other do not state the propagation of error system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-～embodiment tri-, no longer repeat.
Embodiment five. the propagation of error system of full digital electric power observation and control equipment
The propagation of error system concrete structure of the full digital electric power observation and control equipment that this is routine is combined and is illustrated by Fig. 1～Fig. 3, the propagation of error system difference of the propagation of error system of the full digital electric power observation and control equipment that this is routine and the full digital electric power observation and control equipment of embodiment mono-～embodiment tetra-has: the power supply that this is routine and control information memory module 10 are selected design separately, also can share with the storer of CPU etc., but as long as its long preservation data.All the other do not state the propagation of error system of the full digital electric power observation and control equipment that this is routine, entirely are same as described in embodiment mono-～embodiment tetra-, no longer repeat.

Claims (5)

1. the error testing device of a full digital electric power observation and control equipment, by the three-phase alternating voltage of traditional exportable various waveforms and the electric power observation and control equipment calibrating power supply of three-phase alternating current, electric power observation and control parameter error comparer with the digital stream input interface that meets various high-rise standard digital communication protocols, and novel not only with traditional three-phase voltage and three-phase current input interface but also with the digital stream output that meets various high levels and low layer standard digital communication protocol and input interface and with the modulus type standard power measuring and controlling equipment three parts compositions of local electric power observation and control parameter display panel, be characterised in that: described modulus type standard power measuring and controlling equipment is by the signal condition module, the A/D modular converter, power supply and control information memory module, signal processing module, the observing and controlling message output module, digital communications module, interface circuit forms, wherein the signal condition module is with three-phase alternating voltage Ua, Ub, Uc, Uo and three-phase alternating current Ia, Ib, Ic, the input interface circuit of Io, the output of signal condition module connects with the input of A/D modular converter, the output of A/D modular converter connects with the input of signal processing module, the output of A/D modular converter also connects with the input of power supply and control information memory module, power supply and control information memory module and signal processing module UNICOM, power supply and control information memory module are also with error in dipping value input interface circuit, signal processing module is also with error in dipping value input interface circuit, the output of signal processing module connects the input of observing and controlling message output module, observing and controlling message output module output meets the digital stream that various high-rise standard digital communication protocols comprise the observing and controlling information that signal processing module measures, the output of signal processing module also connects the input of digital communications module, digital communications module is with digital interface circuit and meet the digital stream of the voltage and current digital information of the observing and controlling information equivalent measured with signal processing module comprising of specific low layer standard digital communication protocol from the output of this interface circuit.
2. the full digital electric power observation and control equipment error verification system that the error testing device of full digital electric power observation and control equipment according to claim 1 forms, be characterised in that: described this full digital electric power observation and control equipment error verification system is comprised of error testing device and the accredited full digital electric power observation and control equipment of full digital electric power observation and control equipment, the error testing device of described full digital electric power observation and control equipment is by the three-phase alternating voltage of traditional exportable various waveforms and the electric power observation and control equipment calibrating power supply of three-phase alternating current, electric power observation and control parameter error comparer with the digital stream input interface that meets various high-rise standard digital communication protocols, and novel not only with traditional three-phase voltage and three-phase current input interface but also with the digital stream output that meets various high levels and low layer standard digital communication protocol and input interface, and form with modulus type standard power measuring and controlling equipment three parts of local electric power observation and control parameter display panel.
3. the propagation of error system of a full digital electric power observation and control equipment, be characterised in that: the propagation of error system of described full digital electric power observation and control equipment is by the error testing device of conventional electric power measuring and controlling equipment, electric power observation and control parameter error comparer and accredited modulus type standard power measuring and controlling equipment with the digital stream input interface that meets various high-rise standard digital communication protocols form, the error testing device of wherein said conventional electric power measuring and controlling equipment by the electric power observation and control equipment calibrating power supply of the three-phase alternating voltage of exportable various waveforms and three-phase alternating current and more conventional criteria electric power observation and control equipment two parts of pin-point accuracy grade form.
4. the propagation of error system of a full digital electric power observation and control equipment is characterised in that: the propagation of error system of described full digital electric power observation and control equipment by the error testing device of full digital electric power observation and control equipment and more the conventional criteria electric power observation and control equipment of pin-point accuracy grade form.
5. the propagation of error system of a full digital electric power observation and control equipment, be characterised in that: the propagation of error system of described full digital electric power observation and control equipment is comprised of error testing device and the accredited full digital electric power observation and control equipment of full digital electric power observation and control equipment.
CN 201220666785 2012-12-07 2012-12-07 Error detection device, error detection system and error propagation system of fully-digital power measuring and controlling equipment Expired - Lifetime CN203101996U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107168225A (en) * 2017-05-22 2017-09-15 南京南瑞继保电气有限公司 A kind of different model protects the AC sampling switching method of measuring and controlling equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107168225A (en) * 2017-05-22 2017-09-15 南京南瑞继保电气有限公司 A kind of different model protects the AC sampling switching method of measuring and controlling equipment

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