CN106026087A - Fault scene simulation method of distribution network with distributed power supply - Google Patents
Fault scene simulation method of distribution network with distributed power supply Download PDFInfo
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- CN106026087A CN106026087A CN201610543569.1A CN201610543569A CN106026087A CN 106026087 A CN106026087 A CN 106026087A CN 201610543569 A CN201610543569 A CN 201610543569A CN 106026087 A CN106026087 A CN 106026087A
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- distribution network
- fault
- power distribution
- distributed power
- terminal
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
Abstract
The invention discloses a fault scene simulation method of a distribution network with a distributed power supply. A fault scene simulation platform of the distribution network with the distributed power supply is used, wherein the platform comprises a distribution network simulator, a real-time database, a model library, a scene simulator, a protocol resolver, a network communication manager and a human-computer interaction interface. Simulation is carried out to replace a distribution terminal and a distributed power supply terminal to exchange information with a tested distribution automation main station system. The fault processing logic of the distribution network with the distributed power supply in a tested main station is tested. The invention provides the fault scene simulation method suitable for the fault processing test of the distribution automation main station with the distributed power supply.
Description
Technical field
The present invention relates to Distribution Automation Technology field, a kind of for the process logic survey of distribution automatic main station failure specifically
The fault scenes analogy method containing distributed power source power distribution network of examination.
Background technology
In recent years, in terms of distribution network automated faulty behavior test, breakthrough is achieved.
Patent ZL201110170713.9 " master station full-digital scene testing method of electrical power distribution automatization system " proposes main website note
Enter method of testing and develop DATS-1000 main website injection test equipment, various complex fault phenomenon can be set and run field
Scape, and after high-speed simulation calculates, simulate distribution power automation terminal and main website interaction data, thus to power distribution automation main website
Fault handling logic test.
Patent ZL201110170913.4 " test method for secondary injection of power distribution automatization system " proposes second synchronization and injects test
Method also develops DATS-2000 second synchronization injection test equipment, automatic at each distribution intending simulated failure section upstream
Change terminal second synchronization and inject fault simulation short circuit current waveform, to power distribution automation main website, substation, terminal, communicate, open
Links the cooperating in fault treating procedure such as pass, relay protection are tested.
Above-mentioned achievement can preferably solve conventional electrical distribution automated system phase fault process performance test problem,
Through the electrical power distribution automatization system test in extensively application built whole 38 cities, ensure electrical power distribution automatization system
Construction quality so that it is the effect improving power supply reliability is brought into play conscientiously.
Although having been achieved for some achievements in research in terms of distribution network failure process performance test, but it is as distributed power source
Gradually access, the phase fault of power distribution network can be positioned and processes and produce certain impact, the relay protection of power distribution network is joined
Close and the troubleshooting strategy of electrical power distribution automatization system needs to improve upgrading the most accordingly.
Existing main website injects method of testing and secondary injects method of testing and test equipment due to the consideration point the most specially when design
The impact that cloth plant-grid connection brings, needs on this basis research power distribution network phase fault Han distributed power source further
Process performance measuring technology also develops Special testing device, and the power distribution network containing distributed power source for electrical power distribution automatization system is alternate short
Road troubleshooting performance test provides technological means.
Summary of the invention
It is an object of the invention to provide a kind of fault scenes analogy method containing distributed power source power distribution network, to solve distribution certainly
Dynamicization main station failure processes logic testing still can not realize the problem containing the test of distributed power source power distribution network.
To achieve these goals, the present invention is by the following technical solutions:
Fault scenes analogy method containing distributed power source power distribution network, including: use by power distribution network emulator, real-time data base,
Model library, scenario simulation device, stipulations resolver, network communications manager and human-computer interaction interface composition containing distributed electrical
Source distribution network failure scenario simulation platform, stimulated replacement distribution terminal and distributed electrical source terminal and tested power distribution automation master
Stand system interaction information, processing logic containing distributed power source distribution network failure and test tested main website.
Further, following steps are specifically included:
(1) common information model based on IEC 61968 extend distributed electrical source model, by tested power distribution automation
The electricity distribution network model of system main website imports to model library, uses graphical model edit mode to carry out parameter configuration, automatization eventually
End configuration and data point table configuration, set up containing the detailed power distribution network mould needed for distributed power source distribution network failure scenario simulation
Type；
(2) carrying out load setting by load curve editing machine, power distribution network emulator combines according to the electricity distribution network model set up
Load data and fault type arrange the short circuit current after carrying out the Load flow calculation containing distributed power source power distribution network and fault, electricity
Pressure calculates, and result of calculation is stored into real-time data base；
(3) short circuit current, voltage data after trend and fault before scenario simulation device calls the fault that power distribution network emulator calculates,
Match distribution terminal and the distribution power terminal of correspondence, generate its telemetry, and protect according to the relay of concrete distribution terminal
Protect, automaton and remote signalling configuration and the relay protection of distributed electrical source terminal and anti-islanding configuring condition, trigger associated
Quantity of state, generate corresponding protection, automaton or the action remote signalling information of anti-islanding device；
(4) scenario simulation device generate terminal telemetry intelligence (TELINT) and the action remote signalling of protection, automaton or anti-islanding device
Information is sent to tested power distribution automation main website eventually through stipulations resolver and network communications manager, and returns according to main website
The remote manipulation order returned, recalls power distribution network emulator, generate troubleshooting pilot process Run-time scenario terminal remote measurement and
Remote signalling data retransmits go back to main website, keeps the online interaction in whole fault treating procedure with main website, until fault treating procedure
Terminate.
Further, containing in distributed power source distribution network failure scenario simulation platform, human-computer interaction interface connected load curve is compiled
Collect device, power distribution network emulator connected load curve editor and real-time data base；Scenario simulation device connect interpersonal interactive interface and
Real-time data base；Human-computer interaction interface connects graphical model editing machine, and model library connects graphical model editing machine with in real time
Data base；Stipulations resolver connects real-time data base and network communications manager, and network communications manager connects system under test (SUT).
Compared with the prior art, the invention have the advantage that 1) provide and be suitable for containing distributed power source power distribution automation main website
The fault scenes analogy method of troubleshooting test；2) can simulate the relay protection of concrete distribution terminal, automaton,
And the protection of distributed electrical source terminal and anti-islanding action situation remote signalling information.
The present invention uses the distribution network failure scenario simulation platform Han distributed power source, with multiple-channel output distribution terminal emulation mould
Intend the actual distribution terminal of equipment replacement and distributed electrical source terminal, platform sets up the model containing distributed power source power distribution network also
Definite value configuration and the data point table configuration of terminal it is simulated, by containing distributed power source according to the configuration parameter of physical end
The trend of power distribution network and short circuit current, voltage computing module obtain before fault short circuit current, voltage data after trend and fault,
Match it to simulation distribution terminal and the distribution power terminal of correspondence, generate its telemetry, and according to simulation distribution terminal
Relay protection, automaton and remote signalling configuration and the protection of simulation distribution formula power terminal and anti-islanding configuring condition, touch
Sending out associated quantity of state, generate corresponding protection, automaton or the action remote signalling information of anti-islanding device, platform is by upper
State the simulation remote measurement of distribution terminal, remote signalling information is sent to tested power distribution automation main website, and the remote control returned according to main website
Operational order, then carry out the trend containing distributed power source power distribution network or short circuit current, voltage calculating, generate in the middle of troubleshooting
The terminal remote measurement of process operation scene and remote signalling data retransmit go back to main website, with main website keep in whole fault treating procedure
Line is mutual, until fault treating procedure terminates.The invention provides and be suitable for containing distributed power source power distribution automation main station failure
Process the fault scenes analogy method of test.
Accompanying drawing explanation
Fig. 1 is containing distributed power source distribution network failure scenario simulation platform structure schematic diagram.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in further detail, described in be explanation of the invention rather than
Limit.
The ultimate principle containing the process logic testing of distributed power source distribution network failure of power distribution automation main website is: use simulation flat
Platform, calculates containing trend before distributed power source distribution network failure according to set abort situation, type, character and current scene
And failed shorted electric current, and generate corresponding distribution power automation terminal and the fault of distributed power source monitor terminal according to result of calculation
Relevant information mails to tested power distribution automation main station system, carries out troubleshooting at tested power distribution automation main station system
Cheng Zhong, main website injects the test corresponding distribution power automation terminal of device simulation and distributed power source monitor terminal with tested distribution certainly
Dynamicization main station system interactive information, thus the logic containing the process of distributed power source distribution network failure of tested main website is surveyed
Examination.
In order to meet above-mentioned requirements, needing to develop the distribution network failure scenario simulation platform Han distributed power source, this platform is with multichannel
The distribution terminal simulation equipment of output substitutes power distribution network physical end and distributed power source monitor terminal reception distribution is automatic
Change the various orders of main website transmission and return corresponding information, based on meeting on-the-spot actual network topology structure, using distribution
The network simulation device various fault data of analogue simulation power distribution network, mutual with power distribution automation main website by stipulations parsing/synthesizer.
In order to realize the fault scenes simulation containing distributed power source power distribution network, the Core Feature that platform need to possess includes:
(1) model conversion
The exchange of the distribution network model containing distributed power source between test system, power distribution automation main website (self-healing control system) is passed through
Common information model based on IEC 61968 completes, but needs the privately owned mould of common information model with test internal system
Type is mutually changed, and extends the model of distributed power source.
(2) trend containing distributed power source power distribution network and short circuit current, voltage calculating
By obtaining the Run-time scenario data before fault containing distributed power source distribution power system load flow calculation, by joining containing distributed power source
The short circuit current of electrical network, voltage calculate and flow through short circuit current and the information of voltage of each switch when obtaining fault, need to develop point for this
Cloth electrical power distribution net Load Flow Calculation Software and containing distributed power source power distribution network short circuit current, voltage calculate software module, by inverse
Become device grid-connected type distribution formula power supply and be equivalent to constant-current source, motor type distributed power source is equivalent to voltage source and time transient state electricity
The form of anti-series connection, sets up the nodal impedance matrix containing distributed power source power distribution network based on order components network, uses symmetrical components
Method, is calculated short circuit current and the short-circuit voltage of node of each branch road of the whole network under different short-circuit-type.
(3) terminal remote measurement, remote signalling information generate
According to the trend containing distributed power source power distribution network and short circuit current, voltage result of calculation, match the distribution terminal of correspondence
With distribution power terminal, generate its telemetry, and join according to relay protection, automaton and the remote signalling of concrete distribution terminal
Put and the protection of distributed electrical source terminal and anti-islanding configuring condition, the quantity of state associated by triggering, generate corresponding protection,
The action remote signalling information of automaton or anti-islanding device.
(4) mutual with the information of power distribution automation main website
Test system simulation distribution power automation terminal communicates with power distribution automation main website (self-healing control system), with IEC
The form of 101/104 communication protocol sends the remote measurement of institute's pseudo-terminal, remote signalling data in real time, and it is automatic to receive execution distribution
Change the guidance command that main website issues.
Referring to shown in Fig. 1, the distribution network failure scenario simulation platform containing distributed power source is by power distribution network emulator, real time data
Several portions such as storehouse, modeling and distributor, scenario simulation device, stipulations resolver, network communications manager and human-computer interaction interface
It is grouped into.
In order to realize the fault scenes simulation containing distributed power source power distribution network, based on above-mentioned containing distributed power source distribution network failure field
Scape analog platform, the present invention proposes a kind of fault scenes analogy method containing distributed power source power distribution network, comprises the following steps:
(1) common information model based on IEC 61968 extend distributed electrical source model, by tested power distribution automation
The electricity distribution network model of system main website imports to model library, uses graphical model edit mode to carry out parameter configuration, automatization eventually
End configuration and data point table configuration, set up containing the detailed power distribution network mould needed for distributed power source distribution network failure scenario simulation
Type；
(2) carrying out load setting by load curve editing machine, power distribution network emulator combines according to the electricity distribution network model set up
Load data and fault type arrange the short circuit current after carrying out the Load flow calculation containing distributed power source power distribution network and fault, electricity
Pressure calculates, and result of calculation is stored into real-time data base；
(3) short circuit current, voltage data after trend and fault before scenario simulation device calls the fault that power distribution network emulator calculates,
Match distribution terminal and the distribution power terminal of correspondence, generate its telemetry, and protect according to the relay of concrete distribution terminal
Protect, automaton and remote signalling configuration and the relay protection of distributed electrical source terminal and anti-islanding configuring condition, trigger associated
Quantity of state, generate corresponding protection, automaton or the action remote signalling information of anti-islanding device；
(4) scenario simulation device generate terminal telemetry intelligence (TELINT) and the action remote signalling of protection, automaton or anti-islanding device
Information is sent to tested power distribution automation main website eventually through stipulations resolver and network communications manager, and returns according to main website
The remote manipulation order returned, recalls power distribution network emulator, generate troubleshooting pilot process Run-time scenario terminal remote measurement and
Remote signalling data retransmits go back to main website, keeps the online interaction in whole fault treating procedure with main website, until fault treating procedure
Terminate.
Claims (3)
1. the fault scenes analogy method containing distributed power source power distribution network, it is characterised in that including:
Use by model library, power distribution network emulator, scenario simulation device, real-time data base, stipulations resolver, network service pipe
Reason device and human-computer interaction interface composition containing distributed power source distribution network failure scenario simulation platform, stimulated replacement distribution terminal
With distributed electrical source terminal and tested power distribution automation main station system interactive information, to tested main website containing distributed power source
Distribution network failure processes logic and tests.
Fault scenes analogy method containing distributed power source power distribution network the most according to claim 1, it is characterised in that
Specifically include following steps:
(1) common information model based on IEC 61968 extend distributed electrical source model, by tested power distribution automation
The electricity distribution network model of system main website imports to model library, uses graphical model edit mode to carry out parameter configuration, automatization eventually
End configuration and data point table configuration, set up containing the detailed power distribution network mould needed for distributed power source distribution network failure scenario simulation
Type；
(2) carrying out load setting by load curve editing machine, power distribution network emulator combines according to the electricity distribution network model set up
Load data and fault type arrange the short circuit current after carrying out the Load flow calculation containing distributed power source power distribution network and fault, electricity
Pressure calculates, and result of calculation is stored into real-time data base；
(3) short circuit current, voltage data after trend and fault before scenario simulation device calls the fault that power distribution network emulator calculates,
Match distribution terminal and the distribution power terminal of correspondence, generate its telemetry, and protect according to the relay of concrete distribution terminal
Protect, automaton and remote signalling configuration and the relay protection of distributed electrical source terminal and anti-islanding configuring condition, trigger associated
Quantity of state, generate corresponding protection, automaton or the action remote signalling information of anti-islanding device；
(4) scenario simulation device generate terminal telemetry intelligence (TELINT) and the action remote signalling of protection, automaton or anti-islanding device
Information is sent to tested power distribution automation main website eventually through stipulations resolver and network communications manager, and returns according to main website
The remote manipulation order returned, recalls power distribution network emulator, generate troubleshooting pilot process Run-time scenario terminal remote measurement and
Remote signalling data retransmits go back to main website, keeps the online interaction in whole fault treating procedure with main website, until fault treating procedure
Terminate.
Fault scenes analogy method containing distributed power source power distribution network the most according to claim 1, it is characterised in that
Containing in distributed power source distribution network failure scenario simulation platform, human-computer interaction interface connected load curve editor, power distribution network is imitated
True device connected load curve editor and real-time data base；Scenario simulation device connects interpersonal interactive interface and real-time data base；People
Machine interactive interface connects graphical model editing machine, and model library connects graphical model editing machine and real-time data base；Stipulations solution
Parser connects real-time data base and network communications manager, and network communications manager connects system under test (SUT).
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| CN106444709A (en) * | 2016-10-13 | 2017-02-22 | 珠海许继电气有限公司 | Automatic testing method and device of distribution intelligent function of power distribution terminal |
| CN106872854A (en) * | 2017-01-26 | 2017-06-20 | 南京陇源汇能电力科技有限公司 | The fault handling method of power distribution automation equipment in a kind of distribution system |
| CN106960130A (en) * | 2017-04-24 | 2017-07-18 | 华北电力科学研究院有限责任公司 | The analysis method and device of LVRT Capability of Wind Turbine Generator test data |
| CN109245063A (en) * | 2018-09-27 | 2019-01-18 | 浙江大学 | Power distribution network relay protection scheme scheme performance comparative approach |
| CN110148940A (en) * | 2019-06-10 | 2019-08-20 | 国网上海市电力公司 | Distribution network failure visual Simulation backtracking system and its simulation retrogressive method |
| CN111355237A (en) * | 2020-04-14 | 2020-06-30 | 贵州电网有限责任公司 | Test system and method based on power distribution network model |
| CN112041820A (en) * | 2018-03-20 | 2020-12-04 | 奥普塔姆软件股份有限公司 | Automatic root cause analysis based on matching sets |
| 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 |
| CN112346430A (en) * | 2019-08-06 | 2021-02-09 | 株洲中车时代电气股份有限公司 | Method and device for testing train fault protection logic |
| CN112543110A (en) * | 2019-09-23 | 2021-03-23 | 中国电力科学研究院有限公司 | Network communication simulation method and system of mass power distribution automatic terminal |
| CN114002077A (en) * | 2021-11-02 | 2022-02-01 | 国网北京市电力公司 | Electric power test system and method |
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| CN106444709A (en) * | 2016-10-13 | 2017-02-22 | 珠海许继电气有限公司 | Automatic testing method and device of distribution intelligent function of power distribution terminal |
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| CN111355237A (en) * | 2020-04-14 | 2020-06-30 | 贵州电网有限责任公司 | Test system and method based on power distribution network model |
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Address after: 100031 No. 86 West Chang'an Avenue, Beijing, Xicheng District Patentee after: STATE GRID CORPORATION OF CHINA Patentee after: STATE GRID SHAANXI ELECTRIC POWER Research Institute Address before: 100031 No. 86 West Chang'an Avenue, Beijing, Xicheng District Patentee before: State Grid Corporation of China Patentee before: STATE GRID SHAANXI ELECTRIC POWER Research Institute |
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Effective date of registration: 20221209 Address after: 100031 No. 86 West Chang'an Avenue, Beijing, Xicheng District Patentee after: STATE GRID CORPORATION OF CHINA Patentee after: STATE GRID SHAANXI ELECTRIC POWER Research Institute Patentee after: National Network (Xi'an) Environmental Protection Technology Center Co.,Ltd. Address before: 100031 No. 86 West Chang'an Avenue, Beijing, Xicheng District Patentee before: STATE GRID CORPORATION OF CHINA Patentee before: STATE GRID SHAANXI ELECTRIC POWER Research Institute |
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