CN103837785A - Feeder automation detection and simulation system - Google Patents
Feeder automation detection and simulation system Download PDFInfo
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- CN103837785A CN103837785A CN201410119983.0A CN201410119983A CN103837785A CN 103837785 A CN103837785 A CN 103837785A CN 201410119983 A CN201410119983 A CN 201410119983A CN 103837785 A CN103837785 A CN 103837785A
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Abstract
The invention discloses a feeder automation detection and simulation system. The feeder automation detection and simulation system comprises a feeder automation control unit, fault simulators, a plurality of GPS modules and a plurality of simulation switches. The feeder automation control unit is used for obtaining a protection motion scheme of a circuit where the feeder automation control unit is located according to sampling data. The fault simulators are respectively connected with the feeder automation control unit and used for simulating different types of transformer substation faults. The GPS modules are correspondingly connected with the fault simulators one to one and used for conducting time synchronization on the GPS modules and a satellite clock so as to ensure that all the fault simulators simultaneously simulate faults. The simulation switches are connected in series to form a network and send position signals to the fault simulators. The feeder automation detection and simulation system can simulate various types of faults and is convenient to carry and easy to install and operate.
Description
Technical field
The present invention relates to power test technical field, be specifically related to feeder automation and detect simulation system.
Background technology
Along with the improvement of economic development and people's life, user improves constantly the requirement of power supply quality, in the face of problems such as the current equipment existing of distribution are outmoded, power supply level is not high, automatization level is low, backward in management, under reality, carrying out distribution automation work has been the task of top priority.Realize distribution automation and be the effective means that distribution network systems improves power supply reliability.It not only can reduce power failure range, shorten power off time, improve power supply quality, for user provides higher-quality service, and can alleviate operations staff's labour intensity, minimizing personnel spending, raises labour productivity, finally reach power supply department and can monitor, coordinate distribution network systems balance, economical operation, reduction network loss, the object improving the economic and social benefits.
Power industry is the basic and strategic industry of country, and its safe and reliable operation is directly connected to the development of national economy, the people's quality of life and national security.But the security control of modern large-scale power grid is a challenge of failing at present fine solution.In China, along with determining of China's power industry " intelligent grid " development general policy, higher height has been mentioned in the research of supply network reliability.Aspect scientific research, in first batch of 10 major projects by national grid and south electric network programme support in 2010, just there is the research project of Power System Collapse Prevention and economical operation important scientific problems.In September, 2004, the Ministry of Science and Technology again ratifies another one 973 projects and " improves the fundamental research of large-scale interconnected power system operational reliability ", and National Natural Science Foundation of China has also ratified a major project " fundamental research of China's transferring electricity from the west to the east and the interconnected key issue of nationwide integrated power grid ".In view of the vital role of power industry in Chinese national economy, guarantee that safe, the stable and economical operation of China's electrical network is an extremely great and urgent research topic.
Distribution automation, as a stage in Automation of Electric Systems development process, is the basis that is automated as with upper level electrical network (power transmission network).At present, power network both domestic and external has all been realized dispatching automation and the automation of transformation substations of power transmission network or high voltage distribution network substantially, and the robotization of these electric pressure electrical networks is prerequisite and bases of distribution network automated enforcement, but has not been the scope of its enforcement.Therefore,, according to the current administration of power networks system of China and actual conditions, the power distribution network of implementing distribution automation generally refers to 10kV and the following direct low and medium voltage distribution network towards final user.
Current, the operational reliability of distribution is the weak link in China's operation of power networks, and in view of distribution network is directly connecting users, the operation and management level that improves distribution is the vital task of Utilities Electric Co. of China.In 12 planning, the problem that improves the reliability of distribution automation and improve the quality of power supply has been put on the important agenda of State Grid Corporation of China, and the construction of intelligent grid has also risen to national strategy.
Intelligent distributed feeder automation is one of type feeder automation mode on the spot, and intelligent distributed distribution terminal is the important composition device of intelligent distributed feeder automation, and it is independent of main website and substation, has advantages of distributed, autonomous formula.
In order to verify reliability and the correctness of (feeder automation) FA logic, be necessary, before FA function drops into, once comprehensively to test for the FA logic of distribution terminal on actual track, ensure the normal operation of FA logic.
Because actual track puts into operation, equipment is in running order, if FA logic is verified in situation about having a power failure, can cause larger loss to user power utilization, if do not had a power failure, FA logic is tested, all can run in all fields no small difficulty, such as fault simulation mode, switch motion state, fault treating procedure record etc.
Research distribution automation simulation test platform can carry out full test to distribution product, the exploitation of testing tool can solve the whether synchronous problem of fault generation, can solve the situation Imitating field failure not having a power failure, the function of test FA logic, can to the distribution automation equipment of relevant distribution automation manufacturer production carry out one in all directions, omnibearing detection.The development of this detection platform, by for the strategy of better understanding distribution management system provides strong technical support, promotes the operation and management level of distribution.
Research message analysis software and Engineering Standardization have good help to teams and groups' work.By the problems such as equipment manufacturer is numerous, software is different, and debugging flow process is not clear of researching and solving of simulation test platform and Engineering Standardization.
Summary of the invention
The object of the present invention is to provide a kind of feeder automation to detect simulation system, can simulate polytype fault, easy to carry, fitting operation is simple.
In order to achieve the above object, the present invention is achieved through the following technical solutions: feeder automation detects simulation system, is characterized in, comprises:
Feeder automation control module, for drawing the protection action scheme of place circuit according to sampled data;
The fault simulator being connected with feeder automation control module respectively, for simulating dissimilar transformer station's fault;
Multiple GPS modules, the fault simulator that connects one to one respectively, for satellite clock to time, guarantee each fault simulator simulated failure simultaneously;
Multiple analog switches are composed in series network, and position signalling is sent to fault simulator by described analog switch.
Preferably, the corresponding fault simulator of every two analog switches.
Described fault simulator comprises communication module, for transmitting analog switch position signalling separately.
Described fault simulator comprises display unit,
Described display unit is for showing current state and showing the data message recording.
Described fault simulator comprises indicating member,
Described indicating member comprises external power source pilot lamp, output state pilot lamp, run indicator, communication pilot lamp, voltage, electric current output stops pilot lamp.
Described fault simulator is switchyard fault simulator or looped network open air station fault simulator.
Feeder automation of the present invention detects simulation system and compared with prior art has the following advantages: can produce dissimilar fault current, when electric current is flowed through distribution terminal, whether the operating state of the each switch of intellectual analysis, meet actual thereby analyze for the processing procedure of specific fault.
Brief description of the drawings
Fig. 1 is that feeder automation of the present invention detects simulation system one-piece construction block diagram.
Fig. 2 is switchyard fault simulator structural representation.
Fig. 3 is looped network open air station fault simulator structural representation.
Embodiment
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the present invention is further elaborated.
As shown in Figure 1, feeder automation detects simulation system, comprises: feeder automation control module 1, for draw the protection action scheme of place circuit according to sampled data; The fault simulator 2(switchyard fault simulator being connected with feeder automation control module 1 respectively or looped network open air station fault simulator), for simulating dissimilar transformer station's fault; Multiple GPS modules 3, the fault simulator 3 that connects one to one respectively, for satellite clock to time, guarantee each fault simulator 2 simulated failure simultaneously; Multiple analog switches 4 are composed in series network, and position signalling is sent to fault simulator 2 by described analog switch 4.
The corresponding fault simulator 1 of every two analog switches 4.Fault simulator 2 comprises communication module 11, for transmitting analog switch 4 position signallings separately.Fault simulator 1 also comprises display unit 12, and display unit 12 is for showing current state and showing the data message recording.Fault simulator 1 further comprises indicating member 13, and indicating member 13 comprises external power source pilot lamp, output state pilot lamp, run indicator, communication pilot lamp, voltage, electric current output stops pilot lamp.
Switchyard does not possess distribution terminal, the fault at analog switch station is exactly the abbreviation of the RTU(REMOTE TERMINAL UNIT in analog switch station, both remote data terminal) and feeder automation control module 1 carry out communication, adopt the on-the-spot mode having put into operation, fault-signal is passed to feeder automation control module 1, feeder automation control module 1 is according to the fault-signal receiving, start FA protection, protection action is passed to switchyard fault simulator, switchyard fault simulator receives after remote control actions instruction, carry out remote control actions, remote control actions is recorded simultaneously.
As shown in Figure 2, a kind of switchyard fault simulator 100, produces fault-signal and fault-signal is delivered to feeder automation control module 1, comprises: master controller 101, for recording the output of sampled data and control voltage, electric current; The voltage, the current output unit 102 that are connected with master controller 101; Voltage, current output unit 102 are for according to order output voltage, the electric current of master controller 101; The data bus 103 being connected with master controller 101; The AD conversion unit 104, remote signalling unit 105, the remote control unit 106 that are connected with data bus 103; The sampling unit 107 being connected with voltage, current output unit 102, AD conversion unit 104 respectively; Remote signalling unit 105, remote control unit 106 are connected with feeder automation control module 101 respectively; Remote signalling unit 105 is for receiving straighforward operation information and the time of feeder automation control module; Remote control unit 106 is for arriving feeder automation control module by the status information of simulator; Voltage, electric current that sampling unit 107 produces for sampled voltage, current output unit 102, and size and the time of recording voltage, electric current, and these data are passed to master controller 101 through AD conversion unit 104, data bus 103.
As shown in Figure 3, a kind of looped network open air station fault simulator 201, the distribution terminal 202 being connected with feeder automation control module 1; Distribution terminal 202 is for according to the order output current of feeder automation control module 1; The data bus 203 being connected with feeder automation control module 1; The AD conversion unit 204, the power module 205 that are connected with data bus 203; The sampling unit 206 being connected with distribution terminal 202, AD conversion unit 204 respectively; Power module 205 is used to whole simulator that electric energy is provided; The electric current that sampling unit 206 produces for the distribution terminal 202 of sampling, and the size of record current, time, and these data are passed to feeder automation control module 1 through AD conversion unit 204, data bus 203; The analog switch 4 being connected with feeder automation control module 1, position signalling is sent to feeder automation control module 1 by described analog switch 4, and feeder automation control module 1 is determined the output of turn-offing or opening fault current according to the position signalling of analog switch 4.
Distribution terminal 202 comprises remote control lead-out terminal 2021, remote signalling input terminal 2022 and current output unit 2023; Remote control lead-out terminal 2021, remote signalling input terminal 2022 and current output unit 2023 are connected with feeder automation control module 1 respectively; Remote control lead-out terminal 2021 is protected instruction and running time instruction automatically for receiving the feeder line of feeder automation control module 1; Remote signalling input terminal 2022 is for arriving feeder automation control module 1 by the status information of simulator; Analog switch 4 is optionally connected with remote control lead-out terminal 2021, remote signalling input terminal 2022; Current output unit 2023 is connected with sampling unit 206 respectively, for according to the order output current of feeder automation control module 1.
Concrete application: each fault simulator 2 by GPS module 3 accurately to time; ensure to produce fault at synchronization; each fault simulator 2 produces dissimilar fault current; when electric current is flowed through distribution terminal; feeder automation control module 1 draws feeder automation protection scheme according to the position signalling of analog switch 4 and switching information; the operating state of analyzing switch, carries out fault handling.
Although content of the present invention has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.Read after foregoing those skilled in the art, for multiple amendment of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (6)
1. feeder automation detects simulation system, it is characterized in that, comprises:
Feeder automation control module (1), for drawing the protection action scheme of place circuit according to sampled data;
The fault simulator (2) being connected with feeder automation control module (1) respectively, for simulating dissimilar transformer station's fault;
Multiple GPS modules (3), the fault simulator (3) that connects one to one respectively, for satellite clock to time, guarantee simultaneously simulated failure of each fault simulator (2);
Multiple analog switches (4) are composed in series network, and position signalling is sent to fault simulator (2) by described analog switch (4).
2. feeder automation as claimed in claim 1 detects simulation system, it is characterized in that the corresponding fault simulators of every two analog switches (4) (1).
3. feeder automation as claimed in claim 1 detects simulation system, it is characterized in that, described fault simulator (2) comprises communication module (11), for transmitting analog switch (4) position signalling separately.
4. feeder automation as claimed in claim 1 detects simulation system, it is characterized in that, described fault simulator (1) comprises display unit (12),
Described display unit (12) is for showing current state and showing the data message recording.
5. feeder automation as claimed in claim 1 detects simulation system, it is characterized in that, described fault simulator (1) comprises indicating member (13),
Described indicating member (13) comprises external power source pilot lamp, output state pilot lamp, run indicator, communication pilot lamp, voltage, electric current output stops pilot lamp.
6. feeder automation as claimed in claim 1 detects simulation system, it is characterized in that, described fault simulator (1) is switchyard fault simulator or looped network open air station fault simulator.
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| CN201410119983.0A CN103837785A (en) | 2014-03-28 | 2014-03-28 | Feeder automation detection and simulation system |
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| CN201410119983.0A CN103837785A (en) | 2014-03-28 | 2014-03-28 | Feeder automation detection and simulation system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN104181444A (en) * | 2014-08-25 | 2014-12-03 | 上海金智晟东电力科技有限公司 | Feeder automation system testing result correctness judgment method |
| CN104977486A (en) * | 2015-06-15 | 2015-10-14 | 国网上海市电力公司 | Portable power distribution terminal tester |
| 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 |
| CN106655513A (en) * | 2016-12-28 | 2017-05-10 | 上海金智晟东电力科技有限公司 | In-situ feeder automation test system |
| CN106771760A (en) * | 2016-12-30 | 2017-05-31 | 国网天津市电力公司 | A kind of distributed FA functional diagnosis method based on main website simulation |
| CN107247417A (en) * | 2017-06-01 | 2017-10-13 | 上海欣影电力科技股份有限公司 | A kind of feeder automation simulated testing system and analog detection method based on emulation |
| CN111025135A (en) * | 2019-11-11 | 2020-04-17 | 武汉理工大学 | Cloud platform-based test method for on-site FTU coordination control capability |
| CN112526258A (en) * | 2020-11-16 | 2021-03-19 | 广东电网有限责任公司 | Distribution network feeder line fixed value calibration table |
| CN113838356A (en) * | 2021-10-20 | 2021-12-24 | 广东阿马托科技有限公司 | Distribution network automation display system |
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| CN103354055A (en) * | 2013-07-09 | 2013-10-16 | 宁海斌 | Simulating system for simulated training of electricity-consuming network operation |
| CN203811709U (en) * | 2014-03-28 | 2014-09-03 | 国网上海市电力公司 | Feed line automatic detection simulation system |
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| US5343155A (en) * | 1991-12-20 | 1994-08-30 | The Research And Development Institute, Inc. At Montana State University | Fault detection and location system for power transmission and distribution lines |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN104181444A (en) * | 2014-08-25 | 2014-12-03 | 上海金智晟东电力科技有限公司 | Feeder automation system testing result correctness judgment method |
| CN104181444B (en) * | 2014-08-25 | 2016-09-28 | 上海金智晟东电力科技有限公司 | The correction judgement method of feed line automatization system test result |
| CN104977486A (en) * | 2015-06-15 | 2015-10-14 | 国网上海市电力公司 | Portable power distribution terminal tester |
| 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 |
| CN106655513A (en) * | 2016-12-28 | 2017-05-10 | 上海金智晟东电力科技有限公司 | In-situ feeder automation test system |
| CN106771760A (en) * | 2016-12-30 | 2017-05-31 | 国网天津市电力公司 | A kind of distributed FA functional diagnosis method based on main website simulation |
| CN107247417A (en) * | 2017-06-01 | 2017-10-13 | 上海欣影电力科技股份有限公司 | A kind of feeder automation simulated testing system and analog detection method based on emulation |
| CN111025135A (en) * | 2019-11-11 | 2020-04-17 | 武汉理工大学 | Cloud platform-based test method for on-site FTU coordination control capability |
| CN111025135B (en) * | 2019-11-11 | 2020-12-01 | 武汉理工大学 | Cloud platform-based test method for on-site FTU coordination control capability |
| CN112526258A (en) * | 2020-11-16 | 2021-03-19 | 广东电网有限责任公司 | Distribution network feeder line fixed value calibration table |
| CN113838356A (en) * | 2021-10-20 | 2021-12-24 | 广东阿马托科技有限公司 | Distribution network automation display system |
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Application publication date: 20140604 |