CN105548746B - Simulate the device and method of protective device action behavior - Google Patents
Simulate the device and method of protective device action behavior Download PDFInfo
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- CN105548746B CN105548746B CN201510891390.0A CN201510891390A CN105548746B CN 105548746 B CN105548746 B CN 105548746B CN 201510891390 A CN201510891390 A CN 201510891390A CN 105548746 B CN105548746 B CN 105548746B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
A kind of device and method for simulating whole station protective device action behavior, the device includes: intelligent processing module, full model SCD parsing module and simulation whole station protective device action signal module, wherein: intelligent processing module is connected with full model SCD parsing module and passes through MMS message transmissions control command and status information, full model SCD parsing module is connected with simulation protective device action signal module and exports test transformer action signal order, to construct the model corresponding relationship of simulation whole station protection signal condition and SCD, simulate the behavior state that whole station protective device action signal module completes simulation whole station protective device action signal.The present invention carries out analog simulation to protective device signal etc., can decouple and be tested with real protection device action signal；Simultaneously because the present invention passes through parsing SCD file; have the function of whole station protective device action signal of the simulated monitoring system after test; monitoring system is tested including tranformer protection movement and warning information, therefore the present invention fully meets the requirement of electric substation automation system test.
Description
Technical field
The present invention relates to a kind of technology of field of power system, specifically a kind of simulation protective device action behavior
Device and method.
Background technique
Substation is an important component of monitoring system of electric substation to protective device action signal.It is thrown in substation
Monitoring programme change requires to take protective device is not out of service respectively to be tested after entering operation, intelligence commonly used at this stage
Energy substation because of no corresponding test device, therefore is not able to satisfy above-mentioned test request.
After searching and discovering the prior art, Chinese patent literature CN103995729A, open (bulletin) day
2014.08.20, a kind of software systems of analog simulation line protective devices, including data communications backbone module, recording are disclosed
Parsing module, route protection logic module, human-computer interaction module, the data communications backbone module, by parsing SCL information mould
Type realizes simulation of the computer to the MMS communication service of line protective devices；The recording parsing module is protected by parsing route
Shield recorded wave file obtains each side electrical quantity for including in recording and intake as input data, is transmitted to route by interface and protects
It protects logic module and carries out operation；The route protection logic module realizes route protection logical modular to relay protective scheme
Simulation；The human-computer interaction module models consistent model interface realization for dummy line with data communications backbone by providing
The relaying configuration and parameter setting of line protection device.But technology parsing is device SCL information model, can only simulate single guarantor
Protection unit.
Summary of the invention
The present invention In view of the above shortcomings of the prior art, proposes a kind of dress for simulating whole station protective device action behavior
It sets and method, is embedded in simulation protective device in test device and makees the functional unit of behavior, by parsing full model SCD file, it is raw
At simulation system, the action signal state of whole station protective device is simulated, in monitoring system test with monitoring system closed loop, is passed through
The action signal state for controlling arbitrary interval simulation protection completes the test of monitoring software correctness.It solves existing intelligence to become
Monitoring power station Software thread test problem, so that for the upgrading for realizing monitoring software, the test after upgrading creates necessary item
Part.
The present invention is achieved by the following technical solutions:
The present invention relates to a kind of devices for simulating whole station protective device action behavior, comprising: intelligent processing module, full model
SCD parsing module and simulation whole station protective device action signal module, in which: intelligent processing module and full model SCD parse mould
Block is connected and passes through MMS message transmissions control command and status information, and full model SCD parsing module and simulation protective device are dynamic
Make signaling module to be connected and export test transformer action signal order, to construct simulation whole station protection signal condition and SCD
Model corresponding relationship, simulation whole station protective device action signal module complete simulation whole station protective device action signal behavior
State.
The intelligent processing module includes: MMS Network Interface Unit and logic function unit, in which: MMS network interface
Unit receives the MMS message from intelligent substation monitoring host computer, and logic function unit is according to MMS message and comes from full model
The control command of SCD parsing module completes the reading of monitoring subscription information, generates subscription information and exports to full model SCD parsing
Module.
The full model SCD parsing module include: SCD import unit and protection information automatic discrimination logic unit,
In: protection information automatic discrimination logic unit receives the MMS Message Service of external monitoring systems to realize that monitoring system inquiry is protected
Shield information automatic discrimination and the protection information for receiving simulation whole station protective device action signal module simultaneously are conjugated and are sent.Protection letter
Cease automatic discrimination logic unit, after differentiation will protection information automatic discrimination result directly with simulation whole station protective device action signal
Module is communicated.
The simulation whole station protective device action signal module include: human-computer dialogue unit, simulation intelligent terminal unit,
Hypothetical mergers unit and simulation protective device unit, in which: simulation intelligent terminal unit is received by human-computer dialogue unit
After testing the variance command of intelligent terminal measured signal point, change measured signal point, and is become by full model SCD parsing module
The information point is given on position；Hypothetical mergers unit is receiving test intelligent terminal measured signal point variation by human-computer dialogue unit
After order, change measured signal point, and by giving the information point in the displacement of full model SCD parsing module；Simulation protection dress
Unit is set after receiving test intelligent terminal measured signal point variance command by human-computer dialogue unit, becomes measured signal point
Change, and by giving the information point in the displacement of full model SCD parsing module.
The present invention relates to the implementation methods of above-mentioned apparatus, comprising the following steps:
1) full model SCD is imported to test device full model SCD parsing module, is then turned off tested monitoring host computer and MMS
The connecting line of interchanger, secondly tested monitoring host computer is connect with test device by cable.
2) intelligent processing module receives tested monitoring host computer and is ordered by the inquiry protective device action signal that MMS message is sent
It enables, and exports to full model SCD parsing module module, full model SCD parsing module parses MMS message, and letter is subscribed in monitoring
Breath output to simulation whole station protective device action signal module reads signal initial value.
3) at the man-machine interface of simulation whole station protective device action signal module, simulation any device measured signal point becomes
Change.After simulation intelligent terminal unit, hypothetical mergers unit and simulation protective device unit receive measured signal point variance command,
Change measured signal point, and by giving the information point in the displacement of full model SCD parsing module.
4) tester compares measured signal point by monitoring system HMI and test device HMI, if unanimously,
It can continue to test according to below step.If inconsistent, modify to monitoring software.
5) at the man-machine interface of simulation whole station protective device action signal module, other measured signal point variations are simulated.
After simulation intelligent terminal unit, hypothetical mergers unit and simulation protective device unit receive measured signal point variance command, make
The variation of measured signal point, and by giving the information point in the displacement of full model SCD parsing module.
6) it repeats step 3 and arrives step 5, until whole station monitoring subscription information point is completed.
So far, the Overall Steps of intelligent substation protective device signal testing are completed.
Technical effect
Compared with prior art, the present invention carries out analog simulation to protective device signal etc., can be with real protection device
Action signal decoupling is tested；Simultaneously because the present invention has simulated monitoring system after test by parsing SCD file
Whole station protective device action signal function, including tranformer protection movement and warning information monitoring system is tested, because
This present invention fully meets the requirement of electric substation automation system test.
Detailed description of the invention
Fig. 1 is present system structural schematic diagram.
Specific embodiment
As shown in Figure 1, the present embodiment includes: intelligent processing module 1, full model SCD parsing module 2, simulation protective device
Action signal module 3, in which: intelligent processing module 1 be connected with full model SCD parsing module 2 and received by MMS message and
Control command and status information are transmitted, full model SCD parsing module 2 has been connected with simulation protective device action signal module 3
At the action behavior or state of simulation protective device action signal.
The intelligent processing module 1 includes: MMS Network Interface Unit and logic function unit, in which: MMS network connects
Mouth unit receives the MMS message of external secondary system, and logic function unit completes operation logic processing, passes through and differentiate MMS message
Corresponding function is completed with from the relevant information of full model SCD parsing module.
The full model SCD parsing module 2 includes: protective device action signal matching logic unit and packet parsing list
Member, in which: protection information automatic discrimination logic unit receives the MMS Message Service of external monitoring systems to realize protection information certainly
It is dynamic differentiate order and receive simultaneously external artificial protection information automatic discrimination order after software logic differentiates will protection information from
It is dynamic to differentiate that result is directly connect with transmission monitoring modular,
The simulation protective device action signal module 3 includes: analogue transformer unit, analogue transformer unit and mould
Quasi- line unit, in which: analogue transformer unit is receiving test transformer action signal life by full model SCD parsing module
After order, invert its data set signal.And pass through the current state after the output reversion of full model SCD parsing module.Simulation is female
Line unit inverts its data set signal after receiving test signal command.And it is anti-by the output of full model SCD parsing module
Current state after turning.Analog line unit makes its data after receiving test signal command by full model SCD parsing module
Collect signal reversion.And pass through the current state after the output reversion of full model SCD parsing module.
The implementation case compared with prior art, when protective device is not out of service, can exit a monitoring host computer
Simulation test is carried out, solves the control loop test problem of intelligent substation monitoring host computer software upgrading, thus to realize intelligence
Energy monitoring system of electric substation upgrading mode creates necessary condition.
Above-mentioned specific implementation can by those skilled in the art under the premise of without departing substantially from the principle of the invention and objective with difference
Mode carry out local directed complete set to it, protection scope of the present invention is subject to claims and not by above-mentioned specific implementation institute
Limit, each implementation within its scope is by the constraint of the present invention.
Claims (1)
1. a kind of implementation method for the device for simulating whole station protective device action behavior, which is characterized in that described device includes: intelligence
Energy processing module, full model SCD parsing module and simulation whole station protective device action signal module, in which: intelligent processing module
It is connected with full model SCD parsing module and passes through MMS message transmissions control command and status information, full model SCD parses mould
Block is connected with simulation protective device action signal module and exports test transformer action signal order, to construct simulation whole station
The model corresponding relationship of signal condition and SCD is protected, simulation whole station protective device action signal module completes simulation whole station protection
The behavior state of device action signal；
The intelligent processing module includes: MMS Network Interface Unit and logic function unit, in which: MMS Network Interface Unit
The MMS message from intelligent substation monitoring host computer is received, logic function unit is solved according to MMS message and from full model SCD
The control command for analysing module completes the reading of monitoring subscription information, generates subscription information and exports to full model SCD parsing module；
The full model SCD parsing module includes: SCD import unit and protection information automatic discrimination logic unit, in which: is protected
Shield information automatic discrimination logic unit receives the MMS Message Service of external monitoring systems to realize monitoring system inquiry protection information
Automatic discrimination and the protection information for receiving simulation whole station protective device action signal module simultaneously are conjugated and are sent, and protection information is automatic
Differentiate logic unit, after differentiation will protection information automatic discrimination result directly with simulation whole station protective device action signal module into
Row communication；
The simulation whole station protective device action signal module includes: human-computer dialogue unit, simulation intelligent terminal unit, simulation
Combining unit and simulation protective device unit, in which: simulation intelligent terminal unit is receiving test by human-computer dialogue unit
After intelligent terminal measured signal point variance command, change measured signal point, and by the displacement of full model SCD parsing module
Give the information point；Hypothetical mergers unit is receiving test intelligent terminal measured signal point variance command by human-computer dialogue unit
Afterwards, change measured signal point, and by giving the information point in the displacement of full model SCD parsing module；Simulate protective device list
Member changes measured signal point after receiving test intelligent terminal measured signal point variance command by human-computer dialogue unit,
And by giving the information point in the displacement of full model SCD parsing module；
The implementation method, comprising the following steps:
1) full model SCD is imported to test device full model SCD parsing module, is then turned off tested monitoring host computer and is exchanged with MMS
The connecting line of machine, secondly tested monitoring host computer is connect with test device by cable；
2) intelligent processing module receives the inquiry protective device action signal order that tested monitoring host computer is sent by MMS message,
And export to full model SCD parsing module module, full model SCD parsing module parses MMS message, and it is defeated to monitor subscription information
Signal initial value is read to simulation whole station protective device action signal module out；
3) at the man-machine interface of simulation whole station protective device action signal module, simulation any device measured signal point variation；
After simulation intelligent terminal unit, hypothetical mergers unit and simulation protective device unit receive measured signal point variance command, make
The variation of measured signal point, and by giving the information point in the displacement of full model SCD parsing module；
4) tester compares measured signal point by monitoring system HMI and test device HMI, if unanimously, it can be with
Continue to test according to below step；If inconsistent, modify to monitoring software；
5) at the man-machine interface of simulation whole station protective device action signal module, other measured signal point variations are simulated；Simulation
After intelligent terminal unit, hypothetical mergers unit and simulation protective device unit receive measured signal point variance command, make to be tested
Signaling point variation, and by giving the information point in the displacement of full model SCD parsing module；
6) it repeats step 3 and arrives step 5, until whole station monitoring subscription information point is completed.
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| CN105548746B true CN105548746B (en) | 2018-12-14 |
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2015
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| KR20050015200A (en) * | 2003-08-04 | 2005-02-21 | 삼성전자주식회사 | Apparatus for testing signal processing system and method for therof |
| CN202488214U (en) * | 2012-02-01 | 2012-10-10 | 华北电力科学研究院有限责任公司 | Intelligent substation simulation system |
| CN103439612A (en) * | 2013-09-02 | 2013-12-11 | 上海毅昊自动化有限公司 | Intelligent transformer substation automatic testing system based on SCD |
| CN103744422A (en) * | 2014-01-06 | 2014-04-23 | 国家电网公司 | Automatic testing method for relay protection device based on IEC61850 standard |
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