CN104133187B - A kind of system and method thereof detecting intelligent electric energy meter - Google Patents

A kind of system and method thereof detecting intelligent electric energy meter Download PDF

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Publication number
CN104133187B
CN104133187B CN201410224819.6A CN201410224819A CN104133187B CN 104133187 B CN104133187 B CN 104133187B CN 201410224819 A CN201410224819 A CN 201410224819A CN 104133187 B CN104133187 B CN 104133187B
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China
Prior art keywords
alternating current
electric energy
dynamic simulation
current electronic
electronic load
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CN201410224819.6A
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Chinese (zh)
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CN104133187A (en
Inventor
于海波
刘佳
孙朝娟
李立
郭亚辉
赵康弘
李贺龙
吴守建
陈伟
樊佳兴
陈克绪
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国家电网公司
中国电力科学研究院
国网江西省电力科学研究院
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Priority to CN201410224819.6A priority Critical patent/CN104133187B/en
Publication of CN104133187A publication Critical patent/CN104133187A/en
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Abstract

The invention provides a kind of system and the method thereof that detect intelligent electric energy meter, described system comprises dynamic simulation voltage source, multi-functional platform of having good luck, alternating current electronic load able to programme and controller.Described method comprises the Labview driving that (1) writes dynamic simulation power supply, RLC alternating current electronic load and multi-functional platform of having good luck; (2) do you the sub-VI of each equipment be imported Test? On? Demand; (3) dynamic simulation power supply is arranged to the magnitude of voltage of output; (4) RLC alternating current electronic load arranges the watt level of resistance, inductance and electric capacity; (5) Test is write? On? Demand program; (6) each device power supply (DPS) is opened, Test? On? Demand programming is with the information of each equipment of real-time retaking of a year or grade; (7) detect rear automatic generation and detect form.Testing result of the present invention is more reliable, and the modification and perfection for existing measurement standard system provides test data support and experimental result demonstration.

Description

A kind of system and method thereof detecting intelligent electric energy meter

Technical field

The present invention relates to a kind of detection system of electric energy meter, specifically relate to a kind of system and the method thereof that detect intelligent electric energy meter.

Background technology

In JJG596-2012 " electronic type AC energy meter vertification regulation ", detailed requirement is made to the process of the properties of electric energy meter calibration, test condition, calibrating project, calibration method, verification result and verification result.The way of nowadays examining and determine electric energy meter is in laboratory conditions that voltage and current is added in the respective lines of electric energy meter respectively by standard source of stable pressure, and the method does not meet electric energy meter field service condition.

Therefore, for verification result is more reliable, be badly in need of a kind of can according to the actual service condition system of complete detection intelligent electric energy meter and method thereof more.

Summary of the invention

For the deficiencies in the prior art, the present invention proposes a kind of system and the method thereof that detect intelligent electric energy meter, the system and method for automatic batch detection intelligent electric energy meter under real load condition, can the detection intelligent electric energy meter of precise and high efficiency.

For realizing above-mentioned functions, the technical solution adopted in the present invention is: according to the intelligent electric energy meter detection scheme of setting, first dynamic simulation voltage source is allowed to export predetermined voltage, RLC alternating current electronic load able to programme sets according to required current value and exports specific load, the electricity consumption situation of multi-functional electric energy meter record load of having good luck on platform, compare with standard scale and draw error, computer for controlling carries out Long-distance Control by programming to above equipment by TestonDemand, has detected the form that rear automatic generation contains testing result.TestonDemand software supports the plurality of devices such as NIPXI/PCI/USB/cDAQ comprehensively, in conjunction with DataOnDemand, can uploading detection result and report in real time, be convenient to the statistics and analysis realizing entirely producing line testing result, therefore adopt this software to carry out the field requirement of writing applicable detection of electric energy meter automatic batch detection program, and sequence editorial management functional realiey is convenient, accurate, quick; Complete testing process performs and user authority management, makes it use more simple, more meets on-the-spot needs.

The object of the invention is to adopt following technical proposals to realize:

Detect a system for intelligent electric energy meter, its improvements are, described system comprises dynamic simulation voltage source, multi-functional platform of having good luck, alternating current electronic load able to programme and controller.

Described multi-functional platform of having good luck comprises have good luck platform and three-phase multifunctional of single-phase multifunctional and to have good luck platform;

Described dynamic simulation voltage source is by gpib interface and computer for controlling communication;

Described multi-functional platform of having good luck is by cable interface and computer for controlling communication;

Described alternating current electronic load able to programme is by RS232 serial ports and computer for controlling communication;

Described computer for controlling is detected automatically by TestonDemand programming.

Preferably, the scope of described dynamic simulation voltage source output random waveform, amplitude phase-adjustable is the voltage signal of 60V ~ 600V, frequency 33Hz ~ 6000Hz.

Preferably, described single-phase multifunctional platform of having good luck can hang 64 pieces of electric energy meters simultaneously, and three-phase multifunctional platform of having good luck can hang 32 pieces of electric energy meters simultaneously.

Preferably, described alternating current electronic load able to programme is RLC alternating current electronic load; Described RLC alternating current electronic load can simulate single-phase 0 ~ 100kW, any resistive, the capacitive of every 0 ~ 33.3kW mutually and inductive load in three-phase.

Preferably, described TestonDemand inspection software carries out control to each equipment and automatically generates detecting form.

The present invention is based on a kind of method detecting intelligent electric energy meter that another object provides, its improvements are, described method comprises

(1) Labview writing dynamic simulation power supply, RLC alternating current electronic load and multi-functional platform of having good luck drives;

(2) the sub-VI of each equipment is imported TestOnDemand;

(3) dynamic simulation power supply is arranged to the magnitude of voltage of output;

(4) RLC alternating current electronic load arranges the watt level of resistance, inductance and electric capacity;

(5) TestOnDemand program is write;

(6) open each device power supply (DPS), TestOnDemand programming is with the information of real-time each equipment of retaking of a year or grade;

(7) detect rear automatic generation and detect form.

Preferably, the sub-VI of described step (1) programming apparatus comprise initialization, input and output mode be set, module for reading and writing, functional module and closing module.

Preferably, described step (3) comprises and dynamic simulation power supply is set to the magnitude of voltage that will export according to the requirement of detection scheme, and in optimum configurations, indicate the domain of walker of dynamic simulation voltage source, goes beyond the scope, and stops exporting.

Preferably, the equipment order that described step (5) comprises according to loading writes the corresponding program of TestOnDemand.

Compared with the prior art, beneficial effect of the present invention is:

TestonDemand auto Detection Software is applied in the batch detection of intelligent electric energy meter, the parameters such as the electric current when voltage that power supply exports and load running can be monitored in real time, and it is consistent to flow into the voltage of electric energy meter, electric current and on-the-spot situation when running, make testing result more reliable, the modification and perfection that the batch inspection system of this detection electric energy meter and method are existing measurement standard system provides test data support and experimental result demonstration.

Accompanying drawing explanation

Fig. 1 is a kind of system schematic detecting intelligent electric energy meter provided by the invention.

Fig. 2 is a kind of method flow diagram detecting intelligent electric energy meter provided by the invention.

Embodiment

Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.

The automatic detection of intelligent electric energy meter belongs to electrotechnical instrument and meter industry, relates to the technical field such as measurement standard, electric automatization measurement.

The present invention is a kind of detects the system of intelligent electric energy meter by 1 dynamic simulation voltage source, and 1 single-phase multifunctional is had good luck platform, and 1 three-phase multifunctional is had good luck platform, 1 alternating current electronic load able to programme, TestonDemand software and 1 computer for controlling composition.

Wherein, the voltage signal that dynamic simulation voltage source can export random waveform, the scope of amplitude phase-adjustable is 60V ~ 600V, frequency 33Hz ~ 6000Hz, by gpib interface and computer for controlling communication;

Wherein, single-phase multifunctional platform of having good luck can hang 64 pieces of tables simultaneously, three-phase multifunctional platform of having good luck can hang 32 pieces of tables simultaneously, and can detect the electrical quantity such as electric current, voltage, power, error of intelligent meter, two multi-functional platforms of having good luck are respectively by cable interface and computer for controlling communication simultaneously;

Wherein, RLC alternating current electronic load can simulate single-phase 0 ~ 100kW, any resistive, the capacitive of every 0 ~ 33.3kW mutually and inductive load in three-phase, and it is by RS232 serial ports and computer for controlling communication; After setting detection scheme, computer for controlling is detected automatically by TestonDemand software programming.

The all equipment of the present invention all possesses the function of telecommunication, and after writing driving with Labview, TestonDemand can utilize these drivings to programme according to set detection scheme.

A kind of method detecting intelligent electric energy meter of the present invention, idiographic flow is:

(1) Labview writing dynamic simulation power supply, RLC alternating current electronic load and multi-functional platform of having good luck drives;

The sub-VI of programming apparatus comprises initialization, arranges input and output mode, module for reading and writing, functional module and closing module.

(2) the sub-VI of each equipment is imported TestOnDemand;

(3) dynamic simulation power supply is arranged to the magnitude of voltage of output;

Dynamic simulation power supply is set to the magnitude of voltage that will export according to the requirement of detection scheme, and in optimum configurations, indicate the domain of walker of dynamic simulation voltage source, go beyond the scope, stop exporting.

(4) RLC alternating current electronic load arranges the watt level of resistance, inductance and electric capacity;

(5) TestOnDemand program is write;

The corresponding program of TestOnDemand is write according to the equipment order that will load.

(6) open each device power supply (DPS), TestOnDemand programming is with the information of real-time each equipment of retaking of a year or grade;

(7) detect rear automatic generation and detect form.

Embodiment

A kind of method detecting intelligent electric energy meter of the present invention, idiographic flow is:

1, adopt Labview to write dynamic simulation power supply, RLC alternating current electronic load and single-phase multifunctional respectively to have good luck the driving of platform; Wherein, the sub-VI such as what each equipment needed to write comprises device initialize, arranges input and output mode, read-write, functional module, closedown;

2, the sub-VI of each equipment is imported TestOnDemand software, and be revised as visual and understandable title, dynamic simulation power supply is set to the magnitude of voltage that will export according to the requirement of detection scheme, and in optimum configurations, indicate the domain of walker of dynamic simulation voltage source, stop exporting if go beyond the scope.RLC alternating current electronic load arranges the watt level of the resistance of needs, inductance and electric capacity according to detection scheme;

3, the corresponding program of TestOnDemand is write according to the equipment order that will load;

4, open the hardware power of equipment, the information of real-time each equipment of retaking of a year or grade of TestOnDemand software is to ensure that equipment operates in normal condition;

5, detect rear automatic generation and detect form.

Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit, although with reference to above-described embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or equivalent replacement, and not departing from any amendment of spirit and scope of the invention or equivalent replacement, it all should be encompassed in the middle of right of the present invention.

Claims (5)

1. detect a system for intelligent electric energy meter, it is characterized in that, described system comprises dynamic simulation voltage source, multi-functional platform of having good luck, alternating current electronic load able to programme and controller;
Described multi-functional platform of having good luck comprises have good luck platform and three-phase multifunctional of single-phase multifunctional and to have good luck platform;
Described dynamic simulation voltage source is by gpib interface and computer for controlling communication;
Described multi-functional platform of having good luck is by cable interface and computer for controlling communication;
Described alternating current electronic load able to programme is by RS232 serial ports and computer for controlling communication;
Described computer for controlling is detected automatically by TestonDemand programming;
Described dynamic simulation voltage source exports random waveform, the scope of amplitude phase-adjustable is the voltage signal of 60V ~ 600V, frequency 33Hz ~ 6000Hz;
Described single-phase multifunctional platform of having good luck can hang 64 pieces of electric energy meters simultaneously, and three-phase multifunctional platform of having good luck can hang 32 pieces of electric energy meters simultaneously;
Described alternating current electronic load able to programme is RLC alternating current electronic load; Described RLC alternating current electronic load can simulate single-phase 0 ~ 100kW, any resistive, the capacitive of every 0 ~ 33.3kW mutually and inductive load in three-phase;
Described TestonDemand inspection software carries out control to each equipment and automatically generates detecting form.
2. detect a method for intelligent electric energy meter, it is characterized in that, described method comprises
(1) Labview writing dynamic simulation power supply, RLC alternating current electronic load and multi-functional platform of having good luck drives;
(2) the sub-VI of each equipment is imported TestOnDemand;
(3) dynamic simulation power supply is arranged to the magnitude of voltage of output;
(4) RLC alternating current electronic load arranges the watt level of resistance, inductance and electric capacity;
(5) TestOnDemand program is write;
(6) open each device power supply (DPS), TestOnDemand programming is with the information of real-time each equipment of retaking of a year or grade;
(7) detect rear automatic generation and detect form.
3. a kind of method detecting intelligent electric energy meter as claimed in claim 2, it is characterized in that, dynamic simulation power supply, RLC alternating current electronic load and multi-functional platform of having good luck in described step (1), in these three equipment each equipment need the sub-VI of equipment write to comprise initialization, input and output mode be set, module for reading and writing, functional module and closing module.
4. a kind of method detecting intelligent electric energy meter as claimed in claim 2, it is characterized in that, described step (3) comprises and dynamic simulation power supply is set to the magnitude of voltage that will export according to the requirement of detection scheme, and in optimum configurations, indicate the domain of walker of dynamic simulation voltage source, go beyond the scope, stop exporting.
5. a kind of method detecting intelligent electric energy meter as claimed in claim 2, is characterized in that, the equipment order that described step (5) comprises according to loading writes the corresponding program of TestOnDemand.
CN201410224819.6A 2014-05-26 2014-05-26 A kind of system and method thereof detecting intelligent electric energy meter CN104133187B (en)

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CN105425202A (en) * 2015-12-22 2016-03-23 国网天津宝坻供电有限公司 Intelligent electric energy meter voltage jitter simulation test device and test method
CN105467355A (en) * 2015-12-28 2016-04-06 深圳市科陆电子科技股份有限公司 Automatic testing method of electric energy meter and automatic testing device of same
CN105785312A (en) * 2016-04-21 2016-07-20 国网上海市电力公司 Method and system for automatically checking functions of smart ammeters

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