CN102522820A - Testing method of synchronous coordination for primary station injection and secondary injection of distribution automation system - Google Patents
Testing method of synchronous coordination for primary station injection and secondary injection of distribution automation system Download PDFInfo
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- CN102522820A CN102522820A CN2011103880052A CN201110388005A CN102522820A CN 102522820 A CN102522820 A CN 102522820A CN 2011103880052 A CN2011103880052 A CN 2011103880052A CN 201110388005 A CN201110388005 A CN 201110388005A CN 102522820 A CN102522820 A CN 102522820A
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- 238000002347 injection Methods 0.000 title claims abstract description 17
- 239000007924 injection Substances 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 claims description 16
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- 238000004458 analytical method Methods 0.000 claims description 7
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Abstract
The invention discloses a testing method of synchronous coordination for primary station injection and secondary injection of a distribution automation system. Basing on a GPS (Global Positioning System) time synchronization technology, protection action trip information of a converting station outlet switch can be injected to a tested distribution automation system primary station from a home-made primary station injection testing platform, the information of voltage and current before and after a fault can be synchronously injected at the positions of other feeder switches from a home-made secondary injection testing device, through the coordination of the protection action trip information and the information of the voltage and the current, an actual fault scene of an electric distribution network can be simulated, a fault processing function of the distribution automation system can be tested, a test without power cut can be realized, the safety for testing is increased, and more fault phenomena of the switch and more complex fault scenes can be simulated by the primary station.
Description
Technical field
The present invention relates to distribution network automated field, is the method for testing that a kind of electrical power distribution automatization system main website injection and secondary inject synchronous coordination specifically.
Background technology
Test to the distribution automation engineering; Can accomplish the fault simulation test of functional test such as remote measurement, remote control, remote signalling and a single switch overcurrent at present; But be difficult in advance a complete interconnected feeder line is carried out the test of functions such as fault simulation and fault detect, judgement, isolation; Functions such as distribution network automated network reconfiguration, the network optimization are not had good testing equipment and means yet, could verify the correctness and the validity of distribution automation system function after the scene of can only waiting until has an accident.
Professor Liu Dong of Shanghai Communications University studies the electrical power distribution automatization system measuring technology; Once published " electrical power distribution automatization system test " book; But the measuring technology and the delivery test method of each production procedure of enterprise are made in the major side recasting, are not suitable for the fielded system test.
Professor Liu Jian of Shaanxi Electric Power Research Institute has carried out certain research to the electrical power distribution automatization system measuring technology, has developed feeder automation experimental test platform.This testboard is difficult to carry out the fielded system test just towards the laboratory.
Abroad do not appear in the newspapers in the achievement in research aspect the electrical power distribution automatization system test yet; Recognize from the channel of investigation and academic exchange: the practice that adopts relay-protection tester simulation feeder fault is abroad arranged; But all be confined to laboratory tests, be difficult to carry out the fielded system test.
In sum, the present distribution network automated efficient system means of testing that still lacks.
The main website that in patent before, has proposed power distribution automation of this team injects the second synchronization of method of testing and power distribution automation and injects method of testing, and the means of testing that is suitable for the fielded system test of distribution network automated main website is provided.But the problem that still has following aspect: (1) main website injects method of testing only to main website, and can not test the cooperation of whole each link of electrical power distribution automatization system.(2) second synchronization is injected method of testing, go out wiretap for transformer station and need carry out special processing, and the fault that can simulate count limited, fault scenes is abundant inadequately.
Summary of the invention
The objective of the invention is to existing distribution network automated method of testing is improved, propose the method for testing that a kind of main website injects and secondary injection synchronous coordination cooperates.
Be used to realize that above-mentioned purpose test job flow process is following:
(1) main website injects test platform and inserts main website of system to be tested, and simulation transformer station goes out the automatization terminal and the electrical power distribution automatization system to be tested main website interactive information of wiretap.
(2) secondary injects to test and inserts system to be tested with synchronous fault generator, and generates the fault test scheme by command computer.
(3) main website inject test platform and secondary inject test macro to the time, to the time accomplish after, command computer issues time on-test to source of synchronising signal, and by time on-test of manual entry main website injection test platform.
(4) wait for time on-test; Time on-test arrives; The tripping operation information that injection test platform simulation generation transformer station of main website goes out wiretap sends to the power distribution automation main website; Start the troubleshooting process of main website, each source of synchronising signal starts the back according to synchronous output load current of existing plan and fault current in test simultaneously, the instantaneous or permanent fault of a circuit of simulation.
(5) test failure process analysis
Whether test record analysis that the tester gathers by command computer and the function of judging power distribution automation main station system to be tested and terminal FTU/DTU thereof and performance meet the requirements.
Compared with present technology, advantage of the present invention is: (1) but uninterrupted power test, the fail safe of test good (2) can produce the phenomenon of the failure of more switches, complex failure scene more by main website simulation.
Description of drawings
Fig. 1 injects the testing process that injects synchronous coordination with secondary for main website.
Fig. 2 injects the composition that injects synchronous coordination method of testing test macro with secondary for main website.
Fig. 3 injects the sketch map that test platform produces the phenomenon of the failure of more switches by main website.
Embodiment
Below will combine accompanying drawing and the content of invention is further specified, and inject the testing process that injects synchronous coordination with secondary according to the main website shown in the accompanying drawing 1, whole test process is specific as follows:
(1) main website injects test platform and inserts main website of system to be tested, and simulation transformer station goes out the automatization terminal and the electrical power distribution automatization system to be tested main website interactive information of wiretap.
(2) secondary injects to test and inserts system to be tested with synchronous fault generator, and generates the fault test scheme by command computer.
Each feeder switch place at the upper reaches, fault zone of preparing simulation; Synchronous fault generator is linked into the secondary side of distribution power automation terminal; Concrete grammar is: feeder switch CT secondary A phase or C phase current loop is even short in the FTU/DTU current testing terminal outside; It is inboard that fault simulation generator electric current joins FTU/DTU current testing terminal synchronously, and its weak point is opened in flakes.The switching value of feeder switch CT secondary A phase or C phase current signal (clamp), feeder line PT secondary voltage signal and feeder switch inserts the front-end sampling module simultaneously.
Inject the test command computer according to selected power distribution network circuit, ring main unit, on-pole switch parameter at secondary and set up the test circuit model; The artificial test parameters such as fault type (instantaneous or permanent fault), abort situation, trouble duration of setting; Command computer simulation calculation feeder line to be tested is nonserviceabled down and the current/voltage of each distribution terminal along the line in the fault treating procedure; Generate testing scheme, and be issued to synchronous fault simulation generator through communication port.
Less in test point, measurement circuit also can be by manual work to source of synchronising signal typing testing scheme than under the simple scenario.
The sketch map that whole main website injects and secondary injects synchronous coordination method of testing test macro is shown in accompanying drawing 2.
(3) main website inject test platform and secondary inject test macro to the time, to the time accomplish after, command computer issues time on-test to source of synchronising signal, and by time on-test of manual entry main website injection test platform.
(4) wait for time on-test; Time on-test arrives; The tripping operation information that injection test platform simulation generation transformer station of main website goes out wiretap sends to the power distribution automation main website; Start the troubleshooting process of main website, each source of synchronising signal starts the back according to synchronous output load current of existing plan and fault current in test simultaneously, the instantaneous or permanent fault of a circuit of simulation.
(5) test failure process analysis
Back power distribution automation main station system takes place detected overcurrent and switch motion information is made analysis in simulated failure, generates fault location information and Fault Isolation, the scheme that restores electricity, and by artificial or automatically perform.
Whether test record analysis that the tester gathers by command computer and the function of judging power distribution automation main station system to be tested and terminal FTU/DTU thereof and performance meet the requirements.
Certainly; When adopting main website to inject with secondary injection synchronous coordination method of testing; Also can inject test platform by main website produces the phenomenon of the failure of more switches rather than only to power supply point, injects the sketch map that test platform produces the phenomenon of the failure of more switches by main website, shown in accompanying drawing 3.
Claims (1)
1. an electrical power distribution automatization system main website injects the method for testing with secondary injection synchronous coordination, it is characterized in that, may further comprise the steps:
(1) main website injects test platform and inserts main website of system to be tested, and simulation transformer station goes out the automatization terminal and the electrical power distribution automatization system to be tested main website interactive information of wiretap;
(2) secondary injects to test and inserts system to be tested with synchronous fault generator, and generates the fault test scheme by command computer;
(3) main website inject test platform and secondary inject test macro to the time, to the time accomplish after, command computer issues time on-test to source of synchronising signal, and by time on-test of manual entry main website injection test platform;
(4) wait for time on-test; Time on-test arrives; The tripping operation information that injection test platform simulation generation transformer station of main website goes out wiretap sends to the power distribution automation main website; Start the troubleshooting process of main website, each source of synchronising signal starts the back according to synchronous output load current of existing plan and fault current in test simultaneously, the instantaneous or permanent fault of a circuit of simulation;
(5) test failure process analysis
Whether test record analysis that gathers according to command computer and the function of judging power distribution automation main station system to be tested and terminal FTU/DTU thereof and performance meet the requirements.
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| CN201110388005.2A CN102522820B (en) | 2011-11-29 | 2011-11-29 | Testing method of synchronous coordination for primary station injection and secondary injection of distribution automation system |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102901896A (en) * | 2012-10-12 | 2013-01-30 | 上海晟东电力科技有限公司 | Preset automatic feeder test method for distribution network |
| CN102928688A (en) * | 2012-09-24 | 2013-02-13 | 上海晟东电力科技有限公司 | Method for synchronously testing automatic isolation of feeder fault from multiple points |
| CN103051065A (en) * | 2012-12-29 | 2013-04-17 | 安徽科大智能电网技术有限公司 | Distribution-automation distributed type FA (feeder automation) linkage test method and system |
| CN103810915A (en) * | 2012-11-15 | 2014-05-21 | 国家电网公司 | Adjusting and controlling integrated simulation method and system |
| CN104007366A (en) * | 2014-06-12 | 2014-08-27 | 国网上海市电力公司 | Feeder automation test system with automatic interference input function |
| CN105159273A (en) * | 2015-07-29 | 2015-12-16 | 国家电网公司 | System testing method of power grid distributed stability control devices |
| CN106597144A (en) * | 2016-11-18 | 2017-04-26 | 国电南瑞科技股份有限公司 | Centralized FA planning function detection method based on simulated transmission |
| CN106602718A (en) * | 2015-10-19 | 2017-04-26 | 中国电力科学研究院 | Method of testing distribution automation system time setting function and time keeping performance |
| CN108023659A (en) * | 2017-11-06 | 2018-05-11 | 北京旋极信息技术股份有限公司 | A kind of direct fault location markers unified approach, control device and fault injection system |
| CN110174566A (en) * | 2019-05-16 | 2019-08-27 | 李勇 | A kind of power distribution automation test macro and method based on cloud |
| CN111694288A (en) * | 2020-05-20 | 2020-09-22 | 国网河北省电力有限公司电力科学研究院 | On-site feeder automation function closed-loop automatic test platform |
| CN111830846A (en) * | 2020-07-24 | 2020-10-27 | 贵州电网有限责任公司 | Power distribution network fault testing method and system based on simulation testing platform |
| CN112037084A (en) * | 2020-07-24 | 2020-12-04 | 贵州电网有限责任公司 | Method and system for testing fault processing, testing and analyzing of power distribution main station |
| CN112379257A (en) * | 2020-11-13 | 2021-02-19 | 贵州电网有限责任公司 | High-precision fault inversion method without static error automatic feedback |
| CN115864326A (en) * | 2022-11-18 | 2023-03-28 | 华北电力科学研究院有限责任公司 | Testing method, device and system based on local feeder |
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| CN102928688A (en) * | 2012-09-24 | 2013-02-13 | 上海晟东电力科技有限公司 | Method for synchronously testing automatic isolation of feeder fault from multiple points |
| CN102901896B (en) * | 2012-10-12 | 2016-03-02 | 上海金智晟东电力科技有限公司 | The presetting system feeder test method of distribution network |
| CN102901896A (en) * | 2012-10-12 | 2013-01-30 | 上海晟东电力科技有限公司 | Preset automatic feeder test method for distribution network |
| CN103810915A (en) * | 2012-11-15 | 2014-05-21 | 国家电网公司 | Adjusting and controlling integrated simulation method and system |
| CN103810915B (en) * | 2012-11-15 | 2016-03-30 | 国家电网公司 | Regulation and control integrative simulation method and system |
| CN103051065A (en) * | 2012-12-29 | 2013-04-17 | 安徽科大智能电网技术有限公司 | Distribution-automation distributed type FA (feeder automation) linkage test method and system |
| CN104007366A (en) * | 2014-06-12 | 2014-08-27 | 国网上海市电力公司 | Feeder automation test system with automatic interference input function |
| CN105159273A (en) * | 2015-07-29 | 2015-12-16 | 国家电网公司 | System testing method of power grid distributed stability control devices |
| CN106602718A (en) * | 2015-10-19 | 2017-04-26 | 中国电力科学研究院 | Method of testing distribution automation system time setting function and time keeping performance |
| CN106602718B (en) * | 2015-10-19 | 2019-04-19 | 中国电力科学研究院 | A kind of test method of electrical power distribution automatization system time adjustment function and timekeeping performance |
| CN106597144B (en) * | 2016-11-18 | 2019-05-17 | 国电南瑞科技股份有限公司 | The planned function detecting method of centralized FA transmitted based on simulation |
| CN106597144A (en) * | 2016-11-18 | 2017-04-26 | 国电南瑞科技股份有限公司 | Centralized FA planning function detection method based on simulated transmission |
| CN108023659A (en) * | 2017-11-06 | 2018-05-11 | 北京旋极信息技术股份有限公司 | A kind of direct fault location markers unified approach, control device and fault injection system |
| CN110174566A (en) * | 2019-05-16 | 2019-08-27 | 李勇 | A kind of power distribution automation test macro and method based on cloud |
| CN111694288A (en) * | 2020-05-20 | 2020-09-22 | 国网河北省电力有限公司电力科学研究院 | On-site feeder automation function closed-loop automatic test platform |
| CN111694288B (en) * | 2020-05-20 | 2023-04-18 | 国网河北省电力有限公司电力科学研究院 | On-site feeder automation function closed-loop automatic test platform |
| CN111830846A (en) * | 2020-07-24 | 2020-10-27 | 贵州电网有限责任公司 | Power distribution network fault testing method and system based on simulation testing platform |
| CN112037084A (en) * | 2020-07-24 | 2020-12-04 | 贵州电网有限责任公司 | Method and system for testing fault processing, testing and analyzing of power distribution main station |
| CN111830846B (en) * | 2020-07-24 | 2022-08-19 | 贵州电网有限责任公司 | Power distribution network fault testing method and system based on simulation testing platform |
| CN112379257A (en) * | 2020-11-13 | 2021-02-19 | 贵州电网有限责任公司 | High-precision fault inversion method without static error automatic feedback |
| CN115864326A (en) * | 2022-11-18 | 2023-03-28 | 华北电力科学研究院有限责任公司 | Testing method, device and system based on local feeder |
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