CN107843864A - A kind of electrical measuring device dynamic property general-utility test platform - Google Patents
A kind of electrical measuring device dynamic property general-utility test platform Download PDFInfo
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- CN107843864A CN107843864A CN201710973915.4A CN201710973915A CN107843864A CN 107843864 A CN107843864 A CN 107843864A CN 201710973915 A CN201710973915 A CN 201710973915A CN 107843864 A CN107843864 A CN 107843864A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references
- G01R35/007—Standards or reference devices, e.g. voltage or resistance standards, "golden references"
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
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Abstract
A kind of electrical measuring device dynamic property general-utility test platform, it is made up of control system, Dynamic Signal power source, high dynamic performance multifunctional electrical parameter standard scale, conventional data receiving unit and electrical measuring device detection epitope.Control system is used to perform human-computer dialogue, sends operational order, reception and management test result data；The Dynamic Signal power source can be by the dynamic electric voltage current signal being sized with speed consecutive variations for output amplitude, frequency and phase；High dynamic performance multifunctional electrical parameter standard scale is used under the conditions of dynamic measuring signal, accurately measures electrical parameter, including voltage, electric current, power, frequency and phase, accurately measures each harmonic content and its phase contained by test signal waveform；Conventional data receiving unit is used for the result data for receiving all kinds of tested electrical measuring devices outputs, converted, decode and form unified own data format, send control system；Electrical measuring device detection epitope is used to place tested electrical measuring device.
Description
Technical field
The present invention relates to a kind of electrical measuring device dynamic property general-utility test platform, category Electric Energy Metering Technology field.
Background technology
At present, electrical measuring device（Refer to such as multifunctional meter with electric parameter measurement function, various distribution terminals, and tool
There are the equipment such as harmonic electric energy meter, the power quality analyzer of frequency analysis function of measuring）Degree of accuracy operation index be all steady
Carried out under state signal conditioning, it is impossible to reflect measuring accuracy of the equipment under fast-changing Dynamic Signal environment, therefore at present
Equipment on-line road signal can not technically be grasped in the actual metered performance under the exceptional operating conditions of behavioral characteristics.
Electrical measuring device has a variety of existence forms, the electrical measuring device run at present is respective according to practical application needs
Data-interface and communication protocol differ greatly, such as the IED equipment of intelligent substation, it then follows IEC61850-9-2 communication protocols；Hand over
The equipment such as stream sampling apparatus, distribution power automation terminal follow the communication protocols such as IEC60870-5-101, IEC60870-5-104 again；
And PMU is to follow GB/T 26865.2-2011 communication protocols.But it is characterized in jointly, there is voltage, electric current, power
Deng electric parameter measurement function, or frequency analysis function of measuring.Based on the above situation, need not be also impossible to be directed to every kind of equipment
All dynamic performance and testings corresponding to exploitation.
The content of the invention
The object of the present invention is to for the interface compatibility with existing all kinds of electrical measuring devices and the adaptive all kinds of electrical measuring devices of energy
Communication protocol, realize the unified measurement to various electrical measuring device dynamic properties, the present invention proposes that a kind of electrical measuring device moves
State property energy general-utility test platform.
To achieve the above object, the present invention proposes a kind of electrical measuring device dynamic property general-utility test platform, described flat
Platform is by control system, Dynamic Signal power source, high dynamic performance multifunction standard me-ter, conventional data receiving unit and electrical measurement
Equipment detection epitope is formed.
The input of the serial ports A connection Dynamic Signal power sources of the control system；The voltage end of Dynamic Signal power source
Son is connected in parallel electrical measuring device detection epitope and the corresponding voltage port of high dynamic performance multifunction standard me-ter；Dynamic Signal work(
The current terminal in rate source is connected in series electrical measuring device detection epitope and the corresponding current terminal of high dynamic performance multifunction standard me-ter
Mouthful；High dynamic performance multifunction standard me-ter passes through serial ports C connection control systems；Electrical measuring device detection epitope passes through data-interface
It is connected with conventional data receiving unit, passes through serial ports C connection control systems.
The control system is used to perform human-computer dialogue, sends control command, reception and management test result data.
The Dynamic Signal power source is used for output amplitude, frequency and phase can be by being sized and speed consecutive variations
Dynamic electric voltage current signal, high dynamic performance multifunction standard me-ter and electrical measuring device is sent to detect epitope.
The high dynamic performance multifunction standard me-ter is used under the conditions of dynamic measuring signal, accurately measurement electricity ginseng
Number, including voltage, electric current, power, frequency and phase, accurately measure each harmonic content contained by test signal waveform and its
Phase.
The conventional data receiving unit is used for the result data for receiving all kinds of tested electrical measuring device outputs, by agreement
Conversion, decode and form unified own data format, send the control system.
The electrical measuring device detection epitope is used to place tested electrical measuring device.
The control system sends control command, and dynamic power source, exportable amplitude, frequency and phase are controlled by serial ports A
Position can send high dynamic performance multifunction standard me-ter and electrical measurement by the dynamic electric voltage current signal being sized with speed consecutive variations
Measure equipment detection epitope；High dynamic performance multifunction standard me-ter returns to test data to control system through serial ports B；Electrical measuring device
Tested electrical measuring device in detection epitope is connected by data-interface with conventional data receiving unit, by protocol conversion,
Decode and form unified own data format, test data is returned to control system through serial ports C；Control system receives high dynamic
The test result data of state property energy multifunction standard me-ter and conventional data receiving unit, and manage test result data and include error
Computing, result are shown with storing printing etc..
When being examined using the electrical measuring device dynamic property general-utility test platform by school electrical measuring device dynamic property, it is
Ensure the interface of high dynamic performance multifunction standard me-ter and the tested electrical measuring device in electrical measuring device detection epitope and lead to
Believe that stipulations are unified, realized by the conventional data receiving unit.
The conventional data receiving unit, its data interface type includes RS232/485 communication interfaces, RJ45 communications connect
Mouth, optic electric interface, USB interface, it is possible to achieve the matching with all kinds of tested electrical measuring device different communication interfaces；
The conventional data receiving unit, comprising intelligent protocol converter, with automatic identification and all kinds of tested electrical measurements can be decoded
The test result data for meeting different communication stipulations protocol format of equipment output, the different communication stipulations include D L/T
645-2007, D L/T645-1997 communication protocols, IEC61850-9-2 communication protocols, IEC60870-5-101,
IEC60870-5-104 communication protocols, GB/T 26865.2-2011 communication protocols.
Compared with prior art, the invention has the advantages that a kind of electrical measuring device dynamic property provided by the invention
General-utility test platform, it can be advised with the communication of the interface compatibility and adaptive all kinds of electrical measuring devices of existing all kinds of electrical measuring devices
About, it can be achieved to the unified measurements of various electrical measuring device dynamic properties, can avoid developing respectively and be applicable the dynamic of special object
Overlapping development and equipment caused by state performance measurement device waste problem, and all kinds of electrical measuring devices are assessed each suitable for test
Dynamic property under class dynamic load.
Brief description of the drawings
Fig. 1 is electrical measuring device dynamic property general-utility test platform schematic diagram of the present invention；
Fig. 2 is the conventional data receiving unit realization figure of platform of the present invention.
Embodiment
With reference to embodiments and compare accompanying drawing the present invention is described in detail.
The present embodiment proposes a kind of electrical measuring device dynamic property general-utility test platform, can be with existing all kinds of electrical measuring devices
Interface compatibility and can adaptive all kinds of electrical measuring devices communication protocol, realize the system to various electrical measuring device dynamic properties
One measurement.
Fig. 1 is the electrical measuring device dynamic property general-utility test platform schematic diagram of the present invention.
A kind of electrical measuring device dynamic property general-utility test platform of the present embodiment, it is by control system, Dynamic Signal power
Source, high dynamic performance multifunction standard me-ter, conventional data receiving unit and electrical measuring device detection epitope are formed.
The input of the serial ports A connection Dynamic Signal power sources of the control system；The voltage end of Dynamic Signal power source
Son is connected in parallel electrical measuring device detection epitope and the corresponding voltage port of high dynamic performance multifunction standard me-ter；Dynamic Signal work(
The current terminal in rate source is connected in series electrical measuring device detection epitope and the corresponding current terminal of high dynamic performance multifunction standard me-ter
Mouthful；High dynamic performance multifunction standard me-ter passes through serial ports C connection control systems；Electrical measuring device detection epitope passes through data-interface
It is connected with conventional data receiving unit, passes through serial ports C connection control systems.
The control system sends control command, and dynamic power source, exportable amplitude, frequency and phase are controlled by serial ports A
Position can send high dynamic performance multifunction standard me-ter and electrical measurement by the dynamic electric voltage current signal being sized with speed consecutive variations
Measure equipment detection epitope；High dynamic performance multifunction standard me-ter returns to test data to control system through serial ports B；Electrical measuring device
Tested electrical measuring device in detection epitope is connected by data-interface with conventional data receiving unit, by protocol conversion,
Decode and form unified own data format, test data is returned to control system through serial ports C；Control system receives high dynamic
The test result data of state property energy multifunction standard me-ter and conventional data receiving unit, and manage test result data and include error
Computing, result are shown with storing printing etc..
Schematic diagram is realized in the conventional data reception that Fig. 2 is the present invention, specific as follows：
The present embodiment is examined by school electrical measuring device dynamic property using the electrical measuring device dynamic property general-utility test platform
When, dynamic voltage and current signal is exported by dynamic power source, while send high dynamic performance multifunction standard me-ter and electrical measurement to set
Tested electrical measuring device in standby detection epitope, to ensure that data-interface between the two and communication protocol are unified, by described
Conventional data receiving unit is realized.
The data interface type of conventional data receiving unit described in the present embodiment and all kinds of tested electrical measuring devices includes
RS232/485 communication interfaces, RJ45 communication interfaces, optic electric interface, USB interface, according to by the communication interface of school electrical measuring device
Select corresponding data-interface；The communication protocol of the adaptive all kinds of electrical measuring devices of conventional data receiving unit energy connects
Receive, identification, matching, it include intelligent protocol converter, with automatic identification and decodes the symbol that all kinds of tested electrical measuring devices export
The test result data of different communication stipulations protocol format is closed, the form of all kinds of electrical measuring device result data outputs can be met
It is required that realizing D L/T 645-2007, D L/T645-1997 are specifically included with its data interaction, the different communication stipulations
Deng communication protocol, the equipment needs such as detection multifunctional meter, harmonic electric energy meter are disclosure satisfy that；Communicate and advise comprising IEC61850-9-2
About, the equipment needs such as the IED of detection normal procedure intelligent transformer station be disclosure satisfy that；Include IEC60870-5-101, IEC60870-5-
104 grade communication protocols, it disclosure satisfy that the equipment needs such as detection ac sampling device, distribution power automation terminal；Include GB/T
26865.2-2011 communication protocol, it disclosure satisfy that the equipment needs such as detection PMU.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
The present invention is described in detail, it will be understood by those within the art that；It still can be to previous embodiment
Described technical scheme is modified, or carries out equivalent substitution to which part technical characteristic；And these are changed or replaced
Change, the essence of appropriate technical solution is departed from the spirit and scope of technical scheme of the embodiment of the present invention.
Claims (4)
1. a kind of electrical measuring device dynamic property general-utility test platform, it is characterised in that the platform is believed by control system, dynamic
Number power source, high dynamic performance multifunction standard me-ter, conventional data receiving unit and electrical measuring device detection epitope are formed；Institute
Control system is stated to be used to perform human-computer dialogue, send control command, reception and management test result data；The Dynamic Signal work(
Rate source is used for output amplitude, frequency and phase by the dynamic electric voltage current signal being sized with speed consecutive variations, send high dynamic
State property energy multifunction standard me-ter and electrical measuring device detection epitope；The high dynamic performance multifunction standard me-ter is used to survey in dynamic
Under the conditions of trial signal, electrical parameter, including voltage, electric current, power, frequency and phase are accurately measured, accurately measurement is surveyed
Each harmonic content and its phase contained by trial signal waveform；The conventional data receiving unit is used to receive all kinds of tested electrical measurements
The result data of equipment output, by protocol conversion, decode and form unified own data format, send the control system；
The electrical measuring device detection epitope is used to place tested electrical measuring device.
A kind of 2. electrical measuring device dynamic property general-utility test platform according to claim 1, it is characterised in that the control
System processed sends control command, and dynamic power source is controlled by serial ports A, and output amplitude, frequency and phase are by being sized and speed
The dynamic electric voltage current signal of rate consecutive variations, high dynamic performance multifunction standard me-ter and electrical measuring device is sent to detect epitope；It is high
Dynamic property multifunction standard me-ter returns to test data to control system through serial ports B；It is tested in electrical measuring device detection epitope
Electrical measuring device be connected by data-interface with conventional data receiving unit, by protocol conversion, decode and formed unified
Own data format, test data is returned to control system through serial ports C；Control system receives high dynamic performance Multi-functional standard
The test result data that table returns with conventional data receiving unit, and manage test result data and show including error op, result
Show and printed with storage.
3. a kind of electrical measuring device dynamic property general-utility test platform according to claim 1, it is characterised in that described logical
With data receipt unit, its Various types of data interface type includes RS232/485 communication interfaces, RJ45 communication interfaces, photoelectricity and connect
Mouth, USB interface, to realize the matching with all kinds of tested electrical measuring device different communication interfaces.
4. a kind of electrical measuring device dynamic property general-utility test platform according to claim 1, it is characterised in that described logical
With data receipt unit, comprising intelligent protocol converter, automatic identification and decode meeting for all kinds of tested electrical measuring devices outputs
The test result data of different communication stipulations protocol format；The different communication stipulations include D L/T 645-2007, D L/
T645-1997 communication protocols, IEC61850-9-2 communication protocols, IEC60870-5-101, IEC60870-5-104 communication protocol
With GB/T 26865.2-2011 communication protocols.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710973915.4A CN107843864A (en) | 2017-10-19 | 2017-10-19 | A kind of electrical measuring device dynamic property general-utility test platform |
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| CN201710973915.4A CN107843864A (en) | 2017-10-19 | 2017-10-19 | A kind of electrical measuring device dynamic property general-utility test platform |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109901099A (en) * | 2019-03-04 | 2019-06-18 | 宁波三星医疗电气股份有限公司 | A kind of voltage change automatic compensating method of electric energy meter |
| CN110703181A (en) * | 2019-11-07 | 2020-01-17 | 江苏方天电力技术有限公司 | Method for calibrating electric energy meters with different protocol types on same calibration platform body |
| CN112444673A (en) * | 2020-11-10 | 2021-03-05 | 青岛鼎信通讯股份有限公司 | Frequency measurement method applied to standard meter of electric energy meter calibrating device |
| CN112881968A (en) * | 2021-01-12 | 2021-06-01 | 国网上海市电力公司 | Ammeter calibrating device and method |
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| CN107153638A (en) * | 2017-05-31 | 2017-09-12 | 广西电网有限责任公司电力科学研究院 | A kind of intelligent processing system of the calibrating data of electric energy meter device |
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Patent Citations (4)
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| CN101907697A (en) * | 2010-08-09 | 2010-12-08 | 威胜集团有限公司 | Dynamic property tester of electric energy meter |
| CN104345294A (en) * | 2014-11-04 | 2015-02-11 | 国家电网公司 | Electric energy meter dynamic performance test device |
| CN106842103A (en) * | 2016-12-19 | 2017-06-13 | 广东电网有限责任公司电力科学研究院 | A kind of three-phase electric energy meter dynamic property calibrating installation and system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109901099A (en) * | 2019-03-04 | 2019-06-18 | 宁波三星医疗电气股份有限公司 | A kind of voltage change automatic compensating method of electric energy meter |
| CN109901099B (en) * | 2019-03-04 | 2022-04-26 | 宁波三星医疗电气股份有限公司 | Automatic voltage change compensation method for electric energy meter |
| CN110703181A (en) * | 2019-11-07 | 2020-01-17 | 江苏方天电力技术有限公司 | Method for calibrating electric energy meters with different protocol types on same calibration platform body |
| CN112444673A (en) * | 2020-11-10 | 2021-03-05 | 青岛鼎信通讯股份有限公司 | Frequency measurement method applied to standard meter of electric energy meter calibrating device |
| CN112881968A (en) * | 2021-01-12 | 2021-06-01 | 国网上海市电力公司 | Ammeter calibrating device and method |
| CN112881968B (en) * | 2021-01-12 | 2023-03-07 | 国网上海市电力公司 | Ammeter calibrating device and method |
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Application publication date: 20180327 |