CN103412187A - Non-intervening type electric energy measurement managing system - Google Patents
Non-intervening type electric energy measurement managing system Download PDFInfo
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- CN103412187A CN103412187A CN2013103699507A CN201310369950A CN103412187A CN 103412187 A CN103412187 A CN 103412187A CN 2013103699507 A CN2013103699507 A CN 2013103699507A CN 201310369950 A CN201310369950 A CN 201310369950A CN 103412187 A CN103412187 A CN 103412187A
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Abstract
The invention relates to a non-intervening type electric energy measurement managing system. The non-intervening type electric energy measurement managing system comprises a non-intervening type electricity meter, a current transformer, a voltage transformer, a display screen, a monitoring center, an electric energy managing and controlling private network and a measurement managing platform, the current transformer and the voltage transformer respectively convert an electrical signal into a digital signal through a converter and send the digital signal to the non-intervening type electricity meter, the non-intervening type electricity meter sends the digital signal to the monitoring center through a communication line, the monitoring center is communicated with the electric energy managing and controlling private network, the electric energy managing and controlling private network sends aggregated information to the measurement managing platform, and the aggregated information is displayed by the display screen through the measurement managing platform. The non-intervening type electric energy measurement managing system has the advantages that the non-intervening type electricity meter measures electricity consumption of loads connected to the loop in a classified mode, and the electricity meter does not need to be connected to all loads. Electricity consumption measurement and management can be carried out on electric appliances in real time, electricity utilization and electricity energy quality regulation can be optimized, and the purposes of saving electricity and safely utilizing the electricity are achieved.
Description
Technical field
The present invention relates to a kind of non-intervention type Electric Power Metering Management System.
Background technology
For many years, electric energy is a kind of energy be widely used, and the energy that it can convert various ways easily to is used.Electric system is used system as the energy of current maximum in the world.Along with science and technology and economic develop rapidly, people are more and more higher to the degree of dependence of electric energy, to the also sharply increase of demand of electric energy.Therefore, the form that converts electric energy to is of a great variety, the significantly upgrading of the voltage of electric system and capacity.Requiring on the one hand the operation of the necessary safety of electric system, also require on the other hand, in electric energy conversion and use procedure, improve the utilization ratio of electric energy, is namely energy-saving and emission-reduction.
A unit, traditional using electricity system only has total electric quantity metering device, and does not substantially understand for the power consumption of all departments.Perhaps, some enterprises, factories and miness, installed electric quantity metering device in subunit, but its power consumption is not done to examination, optimum management, and unreasonable electricity consumption is not examined yet, and causes waste of energy.Therefore, to the power consumption real time measure of each electrical appliance, then be optimized, this will impel the saving of electric energy.
The tradition electric quantity metering is to adopt an electrical appliance to fill a voltameter, need have the special messenger to check meter.The expense of this device is large, and the line complexity need the personal management.
Brought into use in recent years intelligent electric meter, its inside is that single-chip microcomputer is the control chip composition of core, so, after can utilizing the corresponding parameter of programming, with regard to the multiple electric parameter of demonstration of energy " intelligence ".And the precision and the unit that show be all auto-changing, not wanting artificial switching fully can complete.This intelligent electric meter shows all electric parameters such as voltage, electric current, active power, reactive power, applied power, frequency, power factor, harmonic content, active electrical degree, idle electric degree, the transmission of information of networking again.Therefore be called " intelligent electric meter ".But, during electric quantity metering, still need an electrical appliance to fill a voltameter.
The non-intervention type voltameter is based on electrical equipment and meets " electrical appliance gene " theory, mentally network and associative memory network model, can realize the store-memory to parallel pattern and many-valued pattern.This voltameter comprises embedded decomposing module, and this module is for power signal being decomposed into to each load of composition, and the energy consumption that is associated with each individual energy-dissipating device in a plurality of energy-dissipating devices of identification.
The non-intervention type voltameter, also claim by " non-invasion formula voltameter " sometimes, namely, in a service area (as a factory, workshop, shop, one family etc.), only, in supply line, a non-intervention type voltameter is installed and got final product.Need on each electrical appliance, not fill voltameter.Described " non-intervention " or " non-invasion " is exactly this connotation.
The non-intervention type voltameter is the theory that has changed traditional electric quantity metering, and this is a technology major transformation of electric quantity metering device, is the innovation of cognitive theory, mentally network and associative memory technology, is the upgrade application of network " wisdom " technology.
Summary of the invention
For overcoming the deficiencies in the prior art, the objective of the invention is to adopt the non-intervention type voltameter, a kind of non-intervention type Electric Power Metering Management System is provided, without in each load, all accessing voltameter, can realize the electric weight of single load is detected, meet electric system electric quantity metering and monitoring needs.
For achieving the above object, the present invention is achieved through the following technical solutions:
A kind of non-intervention type Electric Power Metering Management System, comprise the non-intervention type voltameter, current transformer, voltage transformer (VT), display screen, monitoring center, electric energy management and control private network, the measuring control platform, electrical appliance is by supply line and current transformer, voltage transformer (VT) is connected, current transformer, voltage transformer (VT) converts electrical signals to digital signal by transducer respectively and sends to the non-intervention type voltameter, the non-intervention type voltameter is dealt into monitoring center by communication line by signal, monitoring center and electric energy management and control private network communicate, the information that electric energy management and control private network will gather sends to the measuring control platform, the information exchange that the measuring control platform will gather is crossed display screen and is shown, and electric energy is carried out to Real-Time Monitoring, allotment in real time, quality optimization and forewarning management, by ZigBee and GPRS communication modes and electrical network, communicate.
Described monitoring center comprises the embedded micro computer of DSP, the RS-485 interface, memory, direct supply, LCD display, keyboard, its core parts are the embedded micro computer of DSP, the RS-485 interface, memory, direct supply, LCD display, keyboard all is connected with the embedded micro computer of DSP, the information exchange of non-intervention type voltameter is crossed power optical fiber and is dealt into the RS-485 interface, by the RS-485 interface, received, and communication is arrived to the embedded micro computer of DSP, information exchange after the embedded micro computer of DSP will be processed is crossed ZigBee module and GPRS module and the communication of electric energy management and control private network, and show by LCD display, described ZigBee module and GPRS module are arranged on the embedded micro computer of DSP.
Described current transformer is open type current transformer; Described voltage transformer (VT) is the open type voltage transformer (VT).
Described monitoring center is equipped with Prfibus-DP and two kinds of field bus protocols of Modbus.
Compared with prior art, the invention has the beneficial effects as follows:
1, the non-intervention type voltameter adopts state-of-the-art non-intervention loop monitoring technology, and each load power consumption in the docking entry loop advances the classification metering, must in each load, not access voltameter, and most economical effective scheme is provided.
2, the non-intervention type voltameter adopts open type CT(electric current) and PT(voltage) mutual inductor, and having standard communication interface, little, the easy installation of volume, cost be low, use elasticity large, extremely is beneficial to the modern power systems electric quantity metering and monitors needs.
3, adopt the non-intervention type voltameter, mix embedded micro computer, by power optical fiber, Prfibus-DP and two kinds of fieldbus of Modbus and ZigBee and two kinds of wireless transmission branch arts of GPRS, the non-intervention type Electric Power Metering Management System formed, what energy was real-time carries out electric quantity metering and management to each electrical appliance, electricity consumption and quality of power supply regulation and control be can optimize, using electricity wisely and safety utilization of electric power realized.
The accompanying drawing explanation
Fig. 1 is non-intervention type voltameter principle schematic.
Fig. 2 is electric energy metrical monitoring center principle schematic.
Fig. 3 is non-intervention type Electric Power Metering Management System principle schematic.
Embodiment
Below in conjunction with Figure of description, the present invention is described in detail, but should be noted that enforcement of the present invention is not limited to following embodiment.
See Fig. 1-Fig. 3, a kind of non-intervention type Electric Power Metering Management System, comprise the non-intervention type voltameter, current transformer, voltage transformer (VT), display screen, monitoring center, electric energy management and control private network, the measuring control platform, electrical appliance is by supply line and current transformer, voltage transformer (VT) is connected, current transformer, voltage transformer (VT) converts electrical signals to digital signal by transducer respectively and sends to the non-intervention type voltameter, the non-intervention type voltameter is dealt into monitoring center by communication line by signal, monitoring center and electric energy management and control private network communicate, the information that electric energy management and control private network will gather sends to the measuring control platform, the information exchange that the measuring control platform will gather is crossed display screen and is shown, and electric energy is carried out to Real-Time Monitoring, allotment in real time, quality optimization and forewarning management, by ZigBee and GPRS communication modes and electrical network, communicate.
Described monitoring center comprises the embedded micro computer of DSP, the RS-485 interface, memory, direct supply, LCD display, keyboard, its core parts are the embedded micro computer of DSP, the RS-485 interface, memory, direct supply, LCD display, keyboard all is connected with the embedded micro computer of DSP, the information exchange of non-intervention type voltameter is crossed power optical fiber and is dealt into the RS-485 interface, by the RS-485 interface, received, and communication is arrived to the embedded micro computer of DSP, information exchange after the embedded micro computer of DSP will be processed is crossed ZigBee module and GPRS module and the communication of electric energy management and control private network, and show by LCD display, described ZigBee module and GPRS module are arranged on the embedded micro computer of DSP.
Described current transformer is open type current transformer; Described voltage transformer (VT) is the open type voltage transformer (VT).
Described monitoring center is equipped with Prfibus-DP and two kinds of field bus protocols of Modbus.
See Fig. 1, utilize a non-intervention type voltameter that electrical appliance P1-Pn information about power is gathered, and the information about power of collection is dealt into to monitoring center by power optical fiber, a plurality of inspection centers process information by the embedded micro computer of DSP separately, and the information about power that will gather separately respectively is dealt into electric energy management and control private network, see Fig. 2; The information about power that electric energy management and control private network will gather again is dealt into the measuring control platform, and all information about power that gathers are carried out to analyzing and processing, and final Real-Time Monitoring, allotment in real time, quality optimization and the wisdom forewarning management of realizing electric energy, be shown in Fig. 3.Utilize this management system can realize factory's electric energy management, can realize the electricity consumption situation of every equipment of factory is analyzed, and without voltameter is installed separately on this equipment.Also can realize the electric energy management of Dui Yige community, realize the management to each household electricity consumption situation in community, or even the managing electric quantity of the household electrical appliance of each household use.
Advantage of the present invention:
1, the non-intervention type voltameter adopts state-of-the-art non-intervention loop monitoring technology, and each load power consumption in the docking entry loop advances the classification metering, must in each load, not access voltameter, and most economical effective scheme is provided;
2, the non-intervention type voltameter can be used for single-phase and three-phase power supply system, also can be used for the electrical measurement of middle high-pressure secondary side;
3, the non-intervention type voltameter adopts open type CT(electric current) and PT(voltage) mutual inductor, and having standard communication interface, little, the easy installation of volume, cost be low, use elasticity large, extremely is beneficial to the modern power systems electric quantity metering and monitors needs;
4, adopt the non-intervention type voltameter, mix embedded micro computer, by power optical fiber, Prfibus-DP and two kinds of fieldbus of Modbus and ZigBee and two kinds of wireless transmission branch arts of GPRS, the non-intervention type Electric Power Metering Management System formed, what energy was real-time carries out electric quantity metering and management to each electrical appliance, electricity consumption and quality of power supply regulation and control be can optimize, using electricity wisely and safety utilization of electric power realized;
5, the non-intervention type Electric Power Metering Management System is applicable to family, building, community, base station, industrial and mineral, transformer station and numerous intelligent power systems.
Claims (4)
1. non-intervention type Electric Power Metering Management System, it is characterized in that, comprise the non-intervention type voltameter, current transformer, voltage transformer (VT), display screen, monitoring center, electric energy management and control private network, the measuring control platform, electrical appliance is by supply line and current transformer, voltage transformer (VT) is connected, current transformer, voltage transformer (VT) converts electrical signals to digital signal by transducer respectively and sends to the non-intervention type voltameter, the non-intervention type voltameter is dealt into monitoring center by communication line by signal, monitoring center and electric energy management and control private network communicate, the information that electric energy management and control private network will gather sends to the measuring control platform, the information exchange that the measuring control platform will gather is crossed display screen and is shown, and electric energy is carried out to Real-Time Monitoring, allotment in real time, quality optimization and forewarning management, by ZigBee and GPRS communication modes and electrical network, communicate.
2. a kind of non-intervention type Electric Power Metering Management System according to claim 1, it is characterized in that, described monitoring center comprises the embedded micro computer of DSP, the RS-485 interface, memory, direct supply, LCD display, keyboard, its core parts are the embedded micro computer of DSP, the RS-485 interface, memory, direct supply, LCD display, keyboard all is connected with the embedded micro computer of DSP, the information exchange of non-intervention type voltameter is crossed power optical fiber and is dealt into the RS-485 interface, by the RS-485 interface, received, and communication is arrived to the embedded micro computer of DSP, information exchange after the embedded micro computer of DSP will be processed is crossed ZigBee module and GPRS module and the communication of electric energy management and control private network, and show by LCD display, described ZigBee module and GPRS module are arranged on the embedded micro computer of DSP.
3. a kind of non-intervention type Electric Power Metering Management System according to claim 1, is characterized in that, described current transformer is open type current transformer; Described voltage transformer (VT) is the open type voltage transformer (VT).
4. a kind of non-intervention type Electric Power Metering Management System according to claim 2, is characterized in that, described monitoring center is equipped with Prfibus-DP and two kinds of field bus protocols of Modbus.
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Cited By (3)
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| CN103646300A (en) * | 2013-12-24 | 2014-03-19 | 国家电网公司 | Method and device for optimizing electricity utilization |
| CN104978631A (en) * | 2015-06-25 | 2015-10-14 | 国网辽宁省电力有限公司鞍山供电公司 | Electric energy metering and management system for large-scale enterprise |
| CN108768795A (en) * | 2018-08-17 | 2018-11-06 | 国网吉林省电力有限公司 | One kind is non-intervention to intercept the illegal access detection method of power scheduling service network |
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Application publication date: 20131127 |