CN102901896B - The presetting system feeder test method of distribution network - Google Patents
The presetting system feeder test method of distribution network Download PDFInfo
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- CN102901896B CN102901896B CN201210385927.2A CN201210385927A CN102901896B CN 102901896 B CN102901896 B CN 102901896B CN 201210385927 A CN201210385927 A CN 201210385927A CN 102901896 B CN102901896 B CN 102901896B
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Abstract
A presetting system feeder test method for distribution network, relates to power system automation technology field, and what solve is save manpower and the technical problem of time.All test cases are first sequentially compiled into a preset case stored in every platform tester by the method, restart each tester and synchronously start test, and in test process, make each tester synchronism switching test mode section, synchronism switching test case, until test test cases all in preset case; Tester is according to test mode profile data, the electric data of automatic generation correspondence, and by its analog output terminal, output current, voltage and various state quantity data, tested feed line automatization system makes a policy according to profile data and performs, by control input terminal, tester can from the decision behavior of dynamic response system under test (SUT).Method provided by the invention, the feeder automation being applicable to distribution network is tested automatically.
Description
Technical field
The present invention relates to the technology of Automation of Electric Systems, particularly relate to a kind of technology of presetting system feeder test method of distribution network.
Background technology
A lot of control switch is provided with in distribution network, each control switch is all configured with the monitor terminal for monitoring its work, when carrying out automation on-the-spot test to the feeder line of distribution network, need the topological structure according to distribution network, the monitor terminal of all control switchs of test line injects measuring current, and inject fault current in upstream, fault point, in downstream, fault point not Injection Current or inject small area analysis, need the voltage change process after coordinating outlet breaker protection act simultaneously, need before tripping operation to add voltage on current terminal, need after tripping operation to remove voltage in time.Due to the feature of electric data simultaneity, a lot of personnel are often needed to closely cooperate at the monitor terminal place of the zones of different of circuit during test, just can complete the test of a test case, complete test to be carried out to the circuit that comprises multiple switch, need manpower and the time of at substantial.
Summary of the invention
For the defect existed in above-mentioned prior art, technical problem to be solved by this invention is to provide a kind of presetting system feeder test method saving the distribution network of manpower and testing time.
In order to solve the problems of the technologies described above, the presetting system feeder test method of a kind of distribution network provided by the present invention, it is characterized in that, concrete steps are as follows:
1) in test line each switch monitor terminal on each a tester is installed, and all test cases are sequentially compiled into a preset case stored in every platform tester;
Each test case is equipped with one unique in preset case No. ID;
In each test case, be equipped with multiple testing time section, and in each testing time section, a test mode section is respectively established to each switch in test line, and the sart point in time of the test mode section of each switch in same testing time section and duration are all consistent, the test mode section of each switch presses test sequence sequential;
In each test mode section, all include a section sequence number unique in affiliated test case, and include the section duration, four test voltage data, four measuring current data, eight quantity of states, two control inputs amounts, a Control on Communication amount;
Described four test voltage data are respectively A phase test voltage data, B phase test voltage data, C phase test voltage data, zero line test voltage data;
Described four measuring current data are respectively A phase measuring current data, B phase measuring current data, C phase measuring current data, zero line measuring current data;
Described eight quantity of states are respectively switch first quantity of state, fault detector state, overcurrent indicator status, earthing state, closing locking state, distant place state, separating brake blocking, switch second quantity of state on the spot;
Described two control inputs amounts are respectively control component, control resultant;
2) time of synchronous each tester;
3) each tester synchronously starts test as follows:
3.1) each tester sequentially takes out first test case simultaneously from preset case;
3.2) each tester sequentially takes out this instrument to first of inductive switch test mode section simultaneously from test case;
3.3) each tester is respectively to the monitor terminal to inductive switch, input get test voltage data, measuring current data, the quantity of state of test mode section, and according to control inputs amount, Control on Communication amount, control the operating state of corresponding monitor terminal, until the testing time reaches the section duration of got test mode section;
3.4) each tester sequentially takes out the next test mode section of this instrument to inductive switch simultaneously from test case;
3.5) step 3.3 is repeated to step 3.4, until test test mode sections all in test case;
3.6) each tester sequentially takes out next test case simultaneously from preset case;
3.7) step 3.2 is repeated to step 3.6, until test test cases all in preset case.
Further, each tester receives control command by two control inputs amounts, and include control response time Tk in described test mode section, each tester responds according to control response time Tk, and concrete rule of response is as follows:
If control component receives control command and Tk=0, then switch first quantity of state controlling tester is immediately separating brake, and switch second quantity of state is for closing a floodgate; If control resultant receives control command and Tk=0, then control switch first quantity of state of tester immediately for closing a floodgate, switch second quantity of state is separating brake, the quantity of state of the corresponding tester of each monitor terminal Real-time Collection;
If Tk<0, do not do any response;
If control component receives control command and Tk>0, then time delay Tk controls switch first quantity of state of tester second is afterwards separating brake, and switch second quantity of state is for closing a floodgate; If control resultant receives control command and Tk>0, then time delay Tk controls switch first quantity of state of tester second afterwards for closing a floodgate, and switch second quantity of state is separating brake.
Further, each tester inputs corresponding signal of communication according to Control on Communication amount to the monitor terminal of inductive switch; If Control on Communication amount is 1, then to the monitor terminal input normal communications signal to inductive switch, the communication link of monitor terminal is made to keep unimpeded state; If Control on Communication amount is 0, then to the monitor terminal input interrupt communication signal to inductive switch, the communication link of monitor terminal is made to be in off-state.
The presetting system feeder test method of distribution network provided by the invention, based on distribution network failure characteristic, according to topological relation and the testing scheme of distribution network to be measured, the status switch of each switch corresponding for each test case in testing scheme is preset in tester, again by identical test case switching principle and terminate principle and start each tester and synchronously test, a large amount of manpowers and testing time can be saved.
Embodiment
Be described in further detail technical scheme of the present invention below in conjunction with specific embodiment, but the present embodiment is not limited to the present invention, every employing analog structure of the present invention and similar change thereof, all should list protection scope of the present invention in.
The presetting system feeder test method of a kind of distribution network that the embodiment of the present invention provides, it is characterized in that, concrete steps are as follows:
1) in test line each switch monitor terminal on each a tester is installed, and all test cases are sequentially compiled into a preset case stored in every platform tester;
Each test case is equipped with one unique in preset case No. ID;
In each test case, be equipped with multiple testing time section, and in each testing time section, a test mode section is respectively established to each switch in test line, and the sart point in time of the test mode section of each switch in same testing time section and duration are all consistent, the test mode section of each switch presses test sequence sequential;
In each test mode section, all include a section sequence number unique in affiliated test case, and include the section duration, four test voltage data, four measuring current data, eight quantity of states, two control inputs amounts, a Control on Communication amount;
Described four test voltage data are respectively A phase test voltage data, B phase test voltage data, C phase test voltage data, zero line test voltage data;
Described four measuring current data are respectively A phase measuring current data, B phase measuring current data, C phase measuring current data, zero line measuring current data;
Described eight quantity of states are respectively switch first quantity of state, fault detector state, overcurrent indicator status, earthing state, closing locking state, distant place state, separating brake blocking, switch second quantity of state on the spot;
Described two control inputs amounts are respectively control component, control resultant;
2) time of synchronous each tester;
3) each tester synchronously starts test as follows:
3.1) each tester sequentially takes out first test case simultaneously from preset case;
3.2) each tester sequentially takes out this instrument to first of inductive switch test mode section simultaneously from test case;
3.3) each tester is respectively to the monitor terminal to inductive switch, input get test voltage data, measuring current data, the quantity of state of test mode section, and according to control inputs amount, Control on Communication amount, control the operating state of corresponding monitor terminal, until the testing time reaches the section duration of got test mode section;
Each tester is respectively analog quantity to the test voltage data inputted the monitor terminal of inductive switch, measuring current data, for reproducing test line under normal operating conditions by the secondary side data after PT or CT, according to test voltage data, the monitor terminal of each switch judges that whether test line is charged, judge whether test line normally runs or suffer fault according to measuring current data;
Each tester is respectively to the quantity of state inputted the monitor terminal of inductive switch, for simulating the state of actual switch and auxiliary device, make the monitor terminal of each switch during test can depart from each switch completely to test, reduce the impact even eliminated user power utilization, each quantity of state is all exported by empty node, like this can be consistent with the node output information of actual switch, according to the situation at scene, the empty node providing system to need flexibly or certain voltage wet the state information of node;
Each tester receives control command by two control inputs amounts, and include control response time Tk in described test mode section, each tester responds according to control response time Tk, and concrete rule of response is as follows:
If control component receives control command and Tk=0, then switch first quantity of state controlling tester is immediately separating brake, and switch second quantity of state is for closing a floodgate; If control resultant receives control command and Tk=0, then control switch first quantity of state of tester immediately for closing a floodgate, switch second quantity of state is separating brake, the quantity of state of the corresponding tester of each monitor terminal Real-time Collection;
If Tk<0, do not do any response;
If control component receives control command and Tk>0, then time delay Tk controls switch first quantity of state of tester second is afterwards separating brake, and switch second quantity of state is for closing a floodgate; If control resultant receives control command and Tk>0, then time delay Tk controls switch first quantity of state of tester second afterwards for closing a floodgate, and switch second quantity of state is separating brake;
Each tester inputs corresponding signal of communication according to Control on Communication amount to the monitor terminal of inductive switch; If Control on Communication amount is 1, then to the monitor terminal input normal communications signal to inductive switch, the communication link of monitor terminal is made to keep unimpeded state; If Control on Communication amount is 0, then to the monitor terminal input interrupt communication signal to inductive switch, the communication link of monitor terminal is made to be in off-state;
3.4) each tester sequentially takes out the next test mode section of this instrument to inductive switch simultaneously from test case;
3.5) step 3.3 is repeated to step 3.4, until test test mode sections all in test case;
3.6) each tester sequentially takes out next test case simultaneously from preset case;
3.7) step 3.2 is repeated to step 3.6, until test test cases all in preset case.
Claims (2)
1. a presetting system feeder test method for distribution network, it is characterized in that, concrete steps are as follows:
1) in test line each switch monitor terminal on each a tester is installed, and all test cases are sequentially compiled into a preset case stored in every platform tester;
Each test case is equipped with one unique in preset case No. ID;
In each test case, be equipped with multiple testing time section, and in each testing time section, a test mode section is respectively established to each switch in test line, and the sart point in time of the test mode section of each switch in same testing time section and duration are all consistent, the test mode section of each switch presses test sequence sequential;
In each test mode section, all include a section sequence number unique in affiliated test case, and include the section duration, four test voltage data, four measuring current data, eight quantity of states, two control inputs amounts, a Control on Communication amount;
Described four test voltage data are respectively A phase test voltage data, B phase test voltage data, C phase test voltage data, zero line test voltage data;
Described four measuring current data are respectively A phase measuring current data, B phase measuring current data, C phase measuring current data, zero line measuring current data;
Described eight quantity of states are respectively switch first quantity of state, fault detector state, overcurrent indicator status, earthing state, closing locking state, distant place state, separating brake blocking, switch second quantity of state on the spot;
Described two control inputs amounts are respectively control component, control resultant;
2) time of synchronous each tester;
3) each tester synchronously starts test as follows:
3.1) each tester sequentially takes out first test case simultaneously from preset case;
3.2) each tester sequentially takes out this instrument to first of inductive switch test mode section simultaneously from test case;
3.3) each tester is respectively to the monitor terminal to inductive switch, input get four test voltage data, four measuring current data, eight quantity of states of test mode section, and according to two control inputs amounts, a Control on Communication amount, control the operating state of corresponding monitor terminal, until the testing time reaches the section duration of got test mode section;
3.4) each tester sequentially takes out the next test mode section of this instrument to inductive switch simultaneously from test case;
3.5) step 3.3 is repeated to step 3.4, until test test mode sections all in test case;
3.6) each tester sequentially takes out next test case simultaneously from preset case;
3.7) step 3.2 is repeated to step 3.6, until test test cases all in preset case;
And step 3.3) in each tester receive control commands by two control inputs amounts, include control response time Tk in described test mode section, each tester responds according to control response time Tk, and concrete rule of response is as follows:
If control component receives control command and Tk=0, then switch first quantity of state controlling tester is immediately separating brake, and switch second quantity of state is for closing a floodgate; If control resultant receives control command and Tk=0, then control switch first quantity of state of tester immediately for closing a floodgate, switch second quantity of state is separating brake, the quantity of state of the corresponding tester of each monitor terminal Real-time Collection;
If Tk<0, do not do any response;
If control component receives control command and Tk>0, then time delay Tk controls switch first quantity of state of tester second is afterwards separating brake, and switch second quantity of state is for closing a floodgate; If control resultant receives control command and Tk>0, then time delay Tk controls switch first quantity of state of tester second afterwards for closing a floodgate, and switch second quantity of state is separating brake.
2. the presetting system feeder test method of distribution network according to claim 1, is characterized in that: described step 3.3) in each tester input corresponding signal of communication according to Control on Communication amount to the monitor terminal of inductive switch; If Control on Communication amount is 1, then to the monitor terminal input normal communications signal to inductive switch, the communication link of monitor terminal is made to keep unimpeded state; If Control on Communication amount is 0, then to the monitor terminal input interrupt communication signal to inductive switch, the communication link of monitor terminal is made to be in off-state.
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| 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 |
| CN104133146B (en) * | 2014-08-11 | 2017-10-24 | 国家电网公司 | A kind of feeder automation fault handling logic on-the-spot test 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 |
| CN104635095B (en) * | 2015-03-11 | 2018-02-13 | 上海金智晟东电力科技有限公司 | The test system of feed line automatization system |
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| CN108957160A (en) * | 2017-05-19 | 2018-12-07 | 国网江苏省电力公司常州供电公司 | Active power distribution network feed line automatization system test method |
| CN109271311B (en) * | 2017-07-18 | 2022-11-25 | 华为机器有限公司 | Demand scene method and demand scene device |
| CN107703420A (en) * | 2017-10-17 | 2018-02-16 | 龙逸电科（天津）技术有限公司 | A kind of intelligent diagnosing method of the multiple power system failure |
| CN109167709A (en) * | 2018-10-11 | 2019-01-08 | 陕西银河天地智能配网技术有限公司 | Feeder automation scene full-automatic testing method based on cloud platform |
| CN110261724B (en) * | 2019-06-14 | 2021-07-13 | 广西电网有限责任公司电力科学研究院 | Voltage time type feeder automation test method |
| CN111898264A (en) * | 2020-07-24 | 2020-11-06 | 贵州电网有限责任公司 | Power distribution automation field test method and system based on case prefabrication |
| CN112540262A (en) * | 2020-11-18 | 2021-03-23 | 广西电网有限责任公司电力科学研究院 | Voltage time type feeder automation test system and test method thereof |
| CN113030642B (en) * | 2021-03-03 | 2021-11-16 | 北京天能继保电力科技有限公司 | Automatic field test method and system for feeder automation |
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