CN104133463A - Terminal injection-type feeder automation uninterrupted power test method - Google Patents
Terminal injection-type feeder automation uninterrupted power test method Download PDFInfo
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- CN104133463A CN104133463A CN201310615898.9A CN201310615898A CN104133463A CN 104133463 A CN104133463 A CN 104133463A CN 201310615898 A CN201310615898 A CN 201310615898A CN 104133463 A CN104133463 A CN 104133463A
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Abstract
The invention discloses a terminal injection-type feeder automation uninterrupted power test method. A terminal test host computer is used for injecting test current signals and voltage signals to a to-be-tested feeder automation system, digital signals of the terminal test host computer are synchronously in serial connection to be injected to the to-be-tested feeder automation system and a test relay, such that each state quantity of the feeder automation system under different action instructions is respectively tested. The method has the advantages that the test terminal controller is used for providing test signals injected to the to-be-tested feeder automation system, live test can be carried out on the operating feeder automation system in the uninterrupted power condition, evidence is provided for verifying that the feeder automation system simulates actual action logics in the uninterrupted power condition, and action reliability of the feeder automation system in actual application can be improved.
Description
Technical field
The present invention relates to a kind of method of testing, relate in particular to the pouring-in feeder automation uninterrupted power test of a kind of terminal method.
Background technology
Power distribution automation is the important means that improves power supply reliability and power supply quality, expansion power supply capacity, realizes the operation of power distribution network high-efficiency and economic, is also one of important foundation realizing intelligent grid.Wherein feeder automation (FA) is the key component of intelligent distribution network abnomal condition self-healing control, is also one of technology realizing power distribution automation most critical.FA takes turns Distribution Automation Construction at this of China and is subject to high attention.Large quantities of new technologies, new product, new model are applied in FA embodiment, present the feed line automatization system new feature that turns to essential characteristic with practicality.
The major function of FA is when in distribution network, certain node breaks down, and can cause the whole region of same service area to have a power failure, and what situation was serious also can cause large-area power-cuts.At this moment feed line automatization system will excise faulty section as early as possible, restores electricity then to non-faulty section.
China's distribution network topology is complicated, the mode of connection is reticulate texture more, how to guarantee that the validity of on-the-spot automation equipment FA function is perplexing the electric power enterprise of China always, for addressing this problem, the most key is the uninterrupted power test method of how to carry out FA.Because feed line automatization system all needs its various functions to test before reality drops into application, to the test of feed line automatization system, be all to carry out under non-electriferous state at present, need to when test, the FA device to be measured in feed line automatization system be shut down, and then utilize relay-protection tester by tester, the cooperation of the multiple instrument such as mimic-disconnecting switch and multimeter completes test, due to testing tool and Devices to test quantity various, wiring is also more complicated, make test job amount huge, and power failure testing cost is very large, test result can not reflect actual conditions completely, therefore how in charged situation, to test and to become extremely important.
Summary of the invention
For the defect existing in above-mentioned prior art, the invention provides and a kind ofly can implement live testing to feed line automatization system, the charged test method of the feed line automatization system of raising system Reliability of Microprocessor in actual applications.
In order to solve the problems of the technologies described above, the pouring-in feeder automation uninterrupted power test of a kind of terminal provided by the present invention method, its characterization method step is as follows:
(1) while implementing feeder automation uninterrupted power test, utilize a station terminal Test Host that the current signal of test and voltage signal are injected to feed line automatization system to be measured, synchronously the digital quantity signal serial connection of terminal test main frame is injected to feed line automatization system and busy relay to be measured, test respectively feed line automatization system each quantity of state under different action commands.
(2) test terminal controller is interconnected by ethernet communication module and each feed line automatization system to be measured, test terminal controller sends test communication bag by Ethernet to feed line automatization system to be measured, control feed line automatization system output normal operation test signal to be measured or failure operation test signal, and while testing, Test Host sends to the test signal output time in the test communication bag of all test terminals controller all consistent at every turn.
(3) test terminal controller is according to deciliter action of controlling busy relay, test separating brake action and the feed motion of FA terminal to be measured, the output state amount of the quantity of state of and simulation output switch quantity of state, earthing quantity of state, a distant place/on the spot and other intelligent apparatus.
The analog quantity test signal of exporting during the normal acquisition function of analog quantity of test of the present invention feed line automatization system to be measured is analog quantity proper testing signal, and testing the analog quantity test signal of exporting when feed line automatization system to be measured collects the holding function of fault simulation amount is analog quantity fault test signal.
Test terminal of the present invention controller is comprised of two groups of test signals to the normal operation test signal of feed line automatization system output to be measured, wherein one group of test is the voltage signal of simulating voltage transformer (VT) when feeder line is normally worked, and another group test is the current signal of simulation current transformer when feeder line is normally worked.
Test terminal of the present invention controller is comprised of two groups of test signals to the failure operation test signal of feed line automatization system output to be measured, wherein one group of test is the voltage signal of simulating voltage transformer (VT) when feeder fault is worked, and another group test is the current signal of simulation current transformer when feeder fault is worked.
Advantage of the present invention is: utilize test terminal controller to provide feed line automatization system to be measured to inject test signal, can in the situation that not having a power failure, to operating feed line automatization system, implement live testing, thereby for checking feed line automatization system provides foundation in the situation Imitating actual act logic not having a power failure, improve feed line automatization system Reliability of Microprocessor in actual applications.
Accompanying drawing explanation
Fig. 1 is principle schematic of the present invention.
Feed line automatization system in the drawings, 1, test terminal controller, 2, test data controller, 3, digital quantity input component, 4, busy relay, 5.
Embodiment
Below in conjunction with accompanying drawing explanation, embodiments of the invention are described in further detail, but the present embodiment is not limited to the present invention, every employing analog structure of the present invention and similar variation thereof, all should list protection scope of the present invention in.
As shown in Figure 1, the pouring-in feeder automation uninterrupted power test of a kind of terminal method that the embodiment of the present invention provides, the technology that relates to a kind of feed line automatization system charged test method, is provided with the device for monitoring in described feed line automatization system 5, the method is characterized in that:
While implementing feeder automation uninterrupted power test, utilize a station terminal Test Host that the current signal of test and voltage signal are injected to feed line automatization system to be measured 5, synchronously the digital quantity signal serial connection of terminal test main frame is injected to feed line automatization system 5 and busy relay 4 to be measured, test respectively feed line automatization system 5 each quantity of state under different action commands.
Wherein, the analog quantity test signal of exporting while testing the normal acquisition function of analog quantity of feed line automatization system 5 to be measured is analog quantity proper testing signal, and testing the analog quantity test signal of exporting when feed line automatization system 5 to be measured collects the holding function of fault simulation amount is analog quantity fault test signal.
In the embodiment of the present invention, described test terminal controller 1 is prior art, for the output signal of the output signal summation current transformer of analog voltage mutual inductor and test signal injection etc.
Test terminal controller 1 is comprised of two groups of test signals to the normal operation test signal of feed line automatization system 5 outputs to be measured, wherein one group of test is the voltage signal of simulating voltage transformer (VT) when feeder line is normally worked, and another group test is the current signal of simulation current transformer when feeder line is normally worked.
Test terminal controller 1 is comprised of two groups of test signals to the failure operation test signal of feed line automatization system 5 outputs to be measured, wherein one group of test is the voltage signal of simulating voltage transformer (VT) when feeder fault is worked, and another group test is the current signal of simulation current transformer when feeder fault is worked.
Test terminal controller 1 is interconnected by ethernet communication module and each feed line automatization system 5 to be measured, test terminal controller 1 sends test communication bag by Ethernet to feed line automatization system 5 to be measured, control feed line automatization system 5 output normal operation test signal or failure operation test signals to be measured, and while testing, Test Host sends to the test signal output time in the test communication bag of all test terminals controller 1 all consistent at every turn.
Test terminal controller 1 is according to deciliter action of controlling busy relay 4, test separating brake action and the feed motion of FA terminal to be measured, the output state amount of the quantity of state of and simulation output switch quantity of state, earthing quantity of state, a distant place/on the spot and other intelligent apparatus.
In the embodiment of the present invention, described FA supervising device is prior art, during the work of FA monitoring device, by voltage transformer (VT) summation current transformer, monitor respectively voltage signal, the current signal of distribution feeder, and the voltage signal monitoring, current signal are analyzed, according to analysis result, judge whether monitored feeder line breaks down, then tell the equipment of the relevant treatment in feed line automatization system 5 by the state of monitored feeder line.
In the embodiment of the present invention, described test terminal controller 1 is interconnected by Ethernet and feed line automatization system to be measured 5, test terminal controller 1 sends test communication bag by Ethernet to feed line automatization system 5 to be measured, control respectively each test terminal controller 1 output normal operation test signal or failure operation test signal, test terminal controller 1 sends in the test communication bag of feed line automatization system 5 to be measured and includes test signal type, and test signal output time, and while testing at every turn, Test Host sends to the test signal output time in the test communication bag of all test terminals controller 1 all consistent.
The method of the embodiment of the present invention is exported analog quantity test signals at test terminal controller 1 according to test data controller 2, input three-phase and four-line voltage and the current signal input end of FA terminal to be measured, the analog quantity test signal of exporting while testing the normal acquisition function of analog quantity of FA terminal to be measured is analog quantity proper testing signal, and testing the analog quantity test signal of exporting when FA terminal to be measured collects the holding function of fault simulation amount is analog quantity fault test signal.Test terminal controller 1 is controlled deciliter action of busy relay 4 according to test data, test separating brake action and the feed motion of FA terminal to be measured, the output state amount of the quantity of state of and simulation output switch quantity of state, earthing quantity of state, a distant place/on the spot and other intelligent apparatus; Test terminal controller 1 gathers the state quantity signal of FA terminal to be measured by digital quantity input component 3, whether that detects FA terminal to be measured has implemented normal action according to test operation.Realized the pouring-in feeder automation uninterrupted power test method of terminal.
Claims (4)
1. the pouring-in feeder automation uninterrupted power test of a terminal method, its characterization method step is as follows:
(1) while implementing feeder automation uninterrupted power test, utilize a station terminal Test Host that the current signal of test and voltage signal are injected to feed line automatization system to be measured, synchronously the digital quantity signal serial connection of terminal test main frame is injected to feed line automatization system and busy relay to be measured, test respectively feed line automatization system each quantity of state under different action commands;
(2) test terminal controller is interconnected by ethernet communication module and each feed line automatization system to be measured, test terminal controller sends test communication bag by Ethernet to feed line automatization system to be measured, control feed line automatization system output normal operation test signal to be measured or failure operation test signal, and while testing, Test Host sends to the test signal output time in the test communication bag of all test terminals controller all consistent at every turn;
(3) test terminal controller is according to deciliter action of controlling busy relay, test separating brake action and the feed motion of FA terminal to be measured, the output state amount of the quantity of state of and simulation output switch quantity of state, earthing quantity of state, a distant place/on the spot and other intelligent apparatus.
2. the pouring-in feeder automation uninterrupted power test of a kind of terminal according to claim 1 method, it is characterized in that: the analog quantity test signal of exporting during the normal acquisition function of analog quantity of described test feed line automatization system to be measured is analog quantity proper testing signal, testing the analog quantity test signal of exporting when feed line automatization system to be measured collects the holding function of fault simulation amount is analog quantity fault test signal.
3. the pouring-in feeder automation uninterrupted power test of a kind of terminal according to claim 1 and 2 method, it is characterized in that: described test terminal controller is comprised of two groups of test signals to the normal operation test signal of feed line automatization system output to be measured, wherein one group of test is the voltage signal of simulating voltage transformer (VT) when feeder line is normally worked, and another group test is the current signal of simulation current transformer when feeder line is normally worked.
4. the pouring-in feeder automation uninterrupted power test of a kind of terminal according to claim 1 and 2 method, it is characterized in that: described test terminal controller is comprised of two groups of test signals to the failure operation test signal of feed line automatization system output to be measured, wherein one group of test is the voltage signal of simulating voltage transformer (VT) when feeder fault is worked, and another group test is the current signal of simulation current transformer when feeder fault is worked.
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| CN201310615898.9A CN104133463A (en) | 2013-11-28 | 2013-11-28 | Terminal injection-type feeder automation uninterrupted power test method |
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| CN201310615898.9A CN104133463A (en) | 2013-11-28 | 2013-11-28 | Terminal injection-type feeder automation uninterrupted power test method |
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Cited By (6)
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| CN104122474A (en) * | 2014-08-06 | 2014-10-29 | 国网上海市电力公司 | Intelligent distributed feeder automation logic test system |
| CN106169991A (en) * | 2016-06-27 | 2016-11-30 | 中国矿业大学 | A kind of smart grid security guard method |
| CN104460346B (en) * | 2014-11-18 | 2017-01-11 | 江苏省电力公司扬州供电公司 | Feeder automation action logic test method based on power distribution terminal service verification |
| CN108983006A (en) * | 2018-08-10 | 2018-12-11 | 陕西银河天地智能配网技术有限公司 | Type feeder automation switch terminal scene does not have a power failure full-automatic testing method on the spot |
| CN109116155A (en) * | 2018-08-31 | 2019-01-01 | 山东建筑大学 | A kind of distribution power automation terminal is tested automatically and feedback system |
| CN109490681A (en) * | 2019-01-04 | 2019-03-19 | 云南电网有限责任公司电力科学研究院 | The on-the-spot test method and device of the feeder line of type on the spot based on terminal injection method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104122474A (en) * | 2014-08-06 | 2014-10-29 | 国网上海市电力公司 | Intelligent distributed feeder automation logic test system |
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| CN108983006A (en) * | 2018-08-10 | 2018-12-11 | 陕西银河天地智能配网技术有限公司 | Type feeder automation switch terminal scene does not have a power failure full-automatic testing method on the spot |
| CN108983006B (en) * | 2018-08-10 | 2020-10-16 | 陕西银河天地智能配网技术有限公司 | On-site type feeder automation switch terminal field uninterrupted full-automatic test method |
| CN109116155A (en) * | 2018-08-31 | 2019-01-01 | 山东建筑大学 | A kind of distribution power automation terminal is tested automatically and feedback system |
| CN109490681A (en) * | 2019-01-04 | 2019-03-19 | 云南电网有限责任公司电力科学研究院 | The on-the-spot test method and device of the feeder line of type on the spot based on terminal injection method |
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