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 PDF

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Publication number
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
Authority
CN
China
Prior art keywords
measuring device
electrical measuring
dynamic
control system
data
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710973915.4A
Other languages
Chinese (zh)
Inventor
俞林刚
马建
刘强
陈克绪
朱亮
邓高峰
胡涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Jiangxi Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Jiangxi Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Electric Power Research Institute of State Grid Jiangxi Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201710973915.4A priority Critical patent/CN107843864A/en
Publication of CN107843864A publication Critical patent/CN107843864A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00Testing or calibrating of apparatus covered by the other groups of this subclass
    • G01R35/005Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00Testing or calibrating of apparatus covered by the other groups of this subclass
    • G01R35/005Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references
    • G01R35/007Standards or reference devices, e.g. voltage or resistance standards, "golden references"
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00Testing or calibrating of apparatus covered by the other groups of this subclass
    • G01R35/04Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current

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

A kind of electrical measuring device dynamic property general-utility test platform
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.
CN201710973915.4A 2017-10-19 2017-10-19 A kind of electrical measuring device dynamic property general-utility test platform Pending CN107843864A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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

Cited By (6)

* Cited by examiner, † Cited by third party
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
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