CN103699760B - A kind of multilayer closed-loop main station detection data source simulation method - Google Patents
A kind of multilayer closed-loop main station detection data source simulation method Download PDFInfo
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- CN103699760B CN103699760B CN201410010342.1A CN201410010342A CN103699760B CN 103699760 B CN103699760 B CN 103699760B CN 201410010342 A CN201410010342 A CN 201410010342A CN 103699760 B CN103699760 B CN 103699760B
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Abstract
The present invention relates to a kind of analogy method in dispatching automation of electric power systems field, and in particular to a kind of multilayer closed-loop main station detection data source simulation method.The method meets the full electric network stable state real time data of operation of power networks mechanism by ripe electric analog software simulation; all kinds of fault messages are simulated by failure generation module, and fault message is decomposed into remote signalling displacement table, SOE tables, remote signalling and put the record during several tables, remote measurement put several tables, protection signal table or be directly stored in the transmission relief area of communication module；Communication module reads real-time databases by different cycles, and according to putting several tables>Displacement table>The data priority organization of unity data of equipment list, ultimately form the analog data of delta data and cycle data combination.The method that the present invention is provided can provide electrical network normal operating mode, maximum operational mode, disturbance, accident, the electrical network real-time running data under snowslide isotype, and the every business detection for system provides reasonable with more comprehensively data source.
Description
Technical field
The present invention relates to a kind of analogy method in dispatching automation of electric power systems field, and in particular to a kind of multilayer closed-loop
Main station detection data source simulation method.
Background technology
With the development of intelligent power grid technology, the intelligent level of automation system for the power network dispatching is also accordingly carried
Height, its functional coverage face are increasingly complicated, and the requirement of reliability and safety is higher, therefore newly-built in automation system for the power network dispatching
With upgrading, New function should be more careful when developing and putting into operation.
However, the country is in terms of the system acceptance of dispatch automated system and functional verification, all lacking for a long time can be also
The data source of former actual field environment, is mostly, by manual type in factory, according to dependence test entry, to arrange specific aim local
Test scene is tested or is verified, the limitation that there are scene and data；And part cannot in factory inspection function, then need
Directly debug in system at the scene, not only limited by system mode at that time, and there is serious system potential safety hazard.
Therefore it provides the closed-loop simulation source consistent with live running environment is the primary of electric power scheduling automatization system detection
Step.Existing some power system simulation softwares can provide the electric network data for meeting operation of power networks mechanism, but can not meet
The demand of simulated disturbance and Standards Code interface when electric power scheduling automatization system is detected.
The content of the invention
For the deficiencies in the prior art, it is an object of the invention to provide a kind of simulation of multilayer closed-loop main station detection data source
Method, can provide electrical network normal operating mode, maximum operational mode, disturbance, accident, the electrical network under snowslide isotype and transport in real time
Row data, for system the detection of every business provides rationally with more comprehensively data source.
The purpose of the present invention is realized using following technical proposals：
The present invention provides a kind of multilayer closed-loop main station detection data source simulation method, and which thes improvement is that, the side
Method comprises the steps：
（1）Generated Power System Steady-state telemetry and remote signalling data are obtained from electric analog software, real time data is stored in
The primary equipment class table in storehouse；
（2）Failure generation module generates fault simulation information, and the digital simulation class table and data for being stored in real-time data base leads to
The transmission relief area of letter module；
（3）Data communication module obtains Power System Steady-state data and fault disturbance analog information from real-time data base, is stored in
The transmission relief area of data communication module, is combined into final communication data, leads to system under test (SUT) according to actual field communication environment
News；
（4）Data communication module receives the control command that system under test (SUT) sends, the remote information table in real-time data base
With the verification of remote regulating information table, after verification is qualified, electric analog software is sent to；
（5）Electric analog software adjusts state, transformer gear or the generating of switch tool according to the control command for being passed
Machine is exerted oneself, and emulates the electric network swim that brings of adjustment and change and be stored in real-time database, delta data is fed back by data communication module
To system under test (SUT), the effect of closed loop control is reached.
Further, the step（1）In, the generation of Power System Steady-state telemetry is included from on-site collection actual electric network
Model, figure, data section and external network equivalent information, import power system simulation software as the primary data in detection source, make
For initial section；According to the load variations curve of on-site collection, in addition the adjustment of 5% small range power is input into as power flow changing, defeated
Go out uninterrupted electric network swim section；
The primary equipment class table of the real-time data base includes generator table, transformator table, bus table, circuit table, load
Table, switch tool table, chopper table and capacity reactance table.
Further, the step（2）In, the digital simulation class table of the real-time data base includes remote signalling displacement table, SOE
Table, remote signalling are put several tables, remote measurement and put several tables and protection signal table；
Failure generation module generates fault simulation information, and the type of simulation is divided into electric network fault data and stress test number
According to；The electric network fault data include electric network fault, equipment fault and disturbance of data；Pressure testing data includes that the short time impacts
Data, long-time pressure data and high frequency degrees of data；
When simulating grid failure and equipment fault, arrange to electric analog software sending method and ask, receive and arrange successfully
After response, corresponding switch tool table and protection signal table are updated, chronologically the remote signalling change information of complete documentation, is stored in phase
Remote signalling displacement/SOE the tables answered, while electric analog software updates transmitted telemetry according to institute's request method；Data are led to
Letter module will delete remote signalling displacement/SOE table records from real-time data base after reading；
When analog data is disturbed, record artificial remote measurement, remote signalling and put several information, be stored in artificial remote measurement and number is put in remote signalling
Table, artificial remote measurement will be deleted from real-time database after reading for data communication module and several table records are put in remote signalling；
During simulated pressure test data, according to time, number and frequency demand generate sequential complete documentation remote signalling and
Remote measurement change information, is stored directly in the transmission relief area of data communication module, by clearing buffers after data communication module reading
Remote signalling and remote measurement change information in area.
Further, the step（3）In, data communication module is according to the mode of periodicity reading from real-time data base
Power System Steady-state data and fault disturbance analog information are obtained, and Power System Steady-state data are read by second level, are disturbed by Millisecond read failure
Dynamic analog information；According to the priority groups of data into final communication data, the priority of data processing is：Put several tables>Displacement table>
Equipment list；
Communicate with system under test (SUT) according to actual field communication environment, including according to live real network port number and reality
Stipulations configuring condition（Actual stipulations configuring condition such as DL476, IEC60870-5-104 etc.）Communicated, using data variation
The mode that transmission and cycle transmission combine transmits data, meets telecontrol system telemetry-acquisition change and transmitted less than 3 seconds, remote signalling
Regulation of the change less than transmission in 1 second；Unified transmission relief area is set up when realizing and relief area and link thread pool is received, together
When to simulate thousands of links concurrent, fully meet the requirement of actual communication.
Further, the step（4）In, data communication module receives the control command that system under test (SUT) sends, Jing Guoshi
When data base in remote information table and remote regulating information table verification, remote information table and remote regulating information table are set data moulds
Intend class table, deposit the essential information and procedural information of remote control and remote regulating；
Checking treatment process includes：Signal procedure receives remote control remote regulating and issues checking treatment program, checking treatment program root
Processed according to current state, when current state is that locking or controlled state are not inconsistent with equipment current state, verification state is not right
Return " unsuccessful ", otherwise verify state and correctly send power system simulation software to；It is continuous in the dual pathways or multiple operating values
During arrival, arrive first and first process, and lock；The discovery order arrived afterwards is abandoned with above consistent, and locking causes overtime discarding, and state is not
To abandoning, discarding need to beam back " unsuccessful " message.
Further, the system of methods described is multilayer closed-loop main station detection data source analog systemss, the system
Including the failure generation module, real-time data base, data communication module and the system under test (SUT) that are sequentially connected, the failure generation module
Including section file submodule, fault simulation submodule and disturbance of data submodule；The section file submodule, fault simulation
Submodule and disturbance of data submodule are connected with real-time data base by the interface of simulation layer；The data communication module includes
Send relief area and receive relief area；The transmission relief area and reception relief area are by the stipulations interface of standard（Standard
Stipulations interface such as DL476, IEC60870-5-104 etc.）It is connected with system under test (SUT).
Compared with the prior art, the beneficial effect that reaches of the present invention is：
1st, the invention provides a kind of dispatching automation main station system detection data source analogue technique, can be simulated by different level
Full electric network stable state real time data, fault data and pressure testing data, and ultimately form overall situation data and local fault data
The uniform data source for combining；External system control command can be received simultaneously, and respective feedback, Ke Yiwei are made according to order
The detection of dispatching automation main station system provides the closed loop highly consistent with live running environment unified data source.
2nd, present invention also offers a kind of communication environment building method of dispatching automation main station system detection, can be by existing
Field actual environment configuration link number and protocol type, data transportation requirements reach the telemetry-acquisition of telemechanical transmission regulation to be changed not
Transmitted more than 3 seconds, remote signalling change was transmitted less than 1 second, can provide and scene operation for the detection of dispatching automation main station system
The consistent communication environment of environment high.
3rd, in the present invention, disclose a kind of automation system for the power network dispatching detection data source simulation side of multilayer closed-loop
Method, meets the full electric network stable state real time data of operation of power networks mechanism by ripe electric analog software simulation, is generated by failure
All kinds of fault messages of module simulation, and fault message is decomposed into remote signalling displacement table, SOE tables, remote signalling puts several tables, remote measurement and put number
Record in table, protection signal table is directly stored in the transmission relief area of communication module；Communication module was read by the different cycles
Real-time database, and according to putting several tables>Displacement table>The data priority organization of unity data of equipment list, ultimately form delta data and
The analog data of cycle data combination.
4th, in the present invention, a kind of actual communication environment building method of automation system for the power network dispatching is disclosed, in data
Communication layers arrange unified transmission relief area and receive relief area and link thread pool；The thread of link thread pool is according to specified
Working attributes carry out work, be divided into and pass
The parsing of defeated, stipulations, internal communication etc..Thousands of links can be simulated simultaneously concurrent, fully met the requirement of actual communication, and
General manufacturer only possesses the test link of unitss when test is dispatched from the factory, it is impossible to the actual communication need of simulation.
Description of the drawings
Fig. 1 is the flow chart of the multilayer closed-loop main station detection data source simulation method that the present invention is provided；
Fig. 2 is the remote control flow chart that the present invention is provided.
Specific embodiment
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is described in further detail.
The invention provides a kind of main station detection data source simulation method of multi-level closed loop, can simulate each quasi-representative
Operation of power networks scene, disturbance scene and extreme fault scenes under data, be power network schedule automation main station system system inspection
Survey and functional verification provides more true, comprehensive data source.
Its flow chart is as shown in figure 1, comprise the steps：
（1）Generated Power System Steady-state telemetry and remote signalling data are obtained from electric analog software, real time data is stored in
The primary equipment class table in storehouse；
The generation of Power System Steady-state data, including the model from on-site collection actual electric network, figure, data section and outer net etc.
Value information, imports ripe power system simulation software as the primary data in detection source, as initial section；Small range in addition
Power adjustment is input into as power flow changing, exports uninterrupted electric network swim section.
The primary equipment class table of real-time data base includes generator table, transformator table, bus table, circuit table, load meter, knife
Lock table, chopper table, capacity reactance table etc..
（2）Failure generation module generates fault simulation information, and the digital simulation class table and data for being stored in real-time data base leads to
The transmission relief area of letter module；
The digital simulation class table of real-time data base includes that remote signalling displacement table, SOE tables, remote signalling are put several tables, remote measurement and put several tables, guarantor
Shield signal table.
Failure generation module generates fault simulation information, and the type of simulation is divided into electric network fault data and stress test number
According to.Electric network fault data include electric network fault, equipment fault, disturbance of data etc.；Pressure testing data includes short time number of strokes
According to, long-time pressure data, high frequency degrees of data etc..
When simulating grid failure and equipment fault, arrange to electric analog software sending method and ask, receive and arrange successfully
After response, corresponding switch tool table and protection signal table are updated, chronologically the remote signalling change information of complete documentation, is stored in phase
Remote signalling displacement/SOE the tables answered, while electric analog software updates transmitted telemetry according to institute's request method；Data are led to
Letter module will delete remote signalling displacement/SOE table relative recordings from real-time database after reading.
When analog data is disturbed, record artificial remote measurement, remote signalling and put several information, be stored in artificial remote measurement, remote signalling and put several tables,
Data communication module will be deleted artificial remote measurement, remote signalling from real-time database after reading and put several table relative recordings.
During simulated pressure test data, the remote signalling, distant of sequential complete documentation is generated according to the demand of time, number and frequency
Change information is surveyed, the transmission relief area of data communication module is stored directly in, data communication module will empty related note after reading
Record.
（3）Data communication module obtains Power System Steady-state data and fault disturbance analog information from real-time data base, is stored in
The transmission relief area of data communication module, is combined into final communication data, according to actual field communication environment and communication；
Data communication module obtains Power System Steady-state data and failure from real-time data base according to the mode that periodicity reads
Analog information, reads Power System Steady-state data by second level, by Millisecond read failure analog information.According to data priority groups into
Final data, the priority of data processing is：Put several tables>Displacement table>Equipment list.
Communicate by actual field communication environment and system under test (SUT), including can be according to live real network port number and reality
Stipulations configuring condition communicated, transmit data by the way of data variation transmission and cycle transmission combine, meet far
Dynamic system telemetry collection change was transmitted less than 3 seconds, regulation of the remote signalling change less than transmission in 1 second.Unification is set up when realizing
Send relief area and receive relief area and link thread pool, thousands of links can be simulated simultaneously concurrently, reality has been fully met
The requirement of border communication.
（4）Data communication module receives the control command that system under test (SUT) sends, the remote information table in real-time data base
With the verification of remote regulating information table, after verification is qualified, electric analog software is sent to；
The control command that reception system under test (SUT) is sended over remote information table and remote regulating information table in real-time data base
Verification.Remote information table and remote regulating information table are set digital simulation class tables, house the basic letter of remote control and remote regulating
Breath and procedural information.Processing procedure includes：Signal procedure receives remote control remote regulating and issues checking treatment program, checking treatment program root
Processed according to current state, when current state is that locking or controlled state are not inconsistent with equipment current state, verification state is not right
Return " unsuccessful ", otherwise verify state and correctly send simulated program to；When the dual pathways or multiple operating values are continuously reached, first
To first processing, and lock；The discovery order arrived afterwards is abandoned with above consistent, and locking causes overtime discarding, state to abandoning, not to be lost
Abandon and need to beam back " unsuccessful " message.The remote control flow chart that the present invention is provided is as shown in Fig. 2 realize the environment of closed loop control.
（5）Electric analog software adjusts state, transformer gear or the generating of switch tool according to the control command for being passed
Machine is exerted oneself, and emulates the electric network swim that brings of adjustment and change and be stored in real-time database, delta data is fed back by data communication module
To system under test (SUT), the effect of closed loop is reached.
The system of the method provided by the present invention is multilayer closed-loop main station detection data source analog systemss, and the system includes
Failure generation module, real-time data base, data communication module and the system under test (SUT) being sequentially connected, the failure generation module include
Section file submodule, fault simulation submodule and disturbance of data submodule；The section file submodule, fault simulation submodule
Block and disturbance of data submodule are connected with real-time data base by the interface of simulation layer；The data communication module includes sending
Relief area and reception relief area；The transmission relief area and receive relief area by the stipulations interface such as DL476 of standard,
IEC60870-5-104 etc. is connected with system under test (SUT).
Finally it should be noted that：Above example is only to illustrate technical scheme rather than a limitation, most
Pipe has been described in detail to the present invention with reference to above-described embodiment, and those of ordinary skill in the art should be understood：Still
The specific embodiment of the present invention can be modified or equivalent, and without departing from any of spirit and scope of the invention
Modification or equivalent, which all should be covered in the middle of scope of the presently claimed invention.
Claims (3)
1. a kind of multilayer closed-loop main station detection data source simulation method, it is characterised in that methods described comprises the steps：
(1) generated Power System Steady-state telemetry and remote signalling data are obtained from power system simulation software, is stored in real time data
The primary equipment class table in storehouse；
(2) failure generation module generates fault simulation information, is stored in the digital simulation class table and data communication mould of real-time data base
The transmission relief area of block；
(3) data communication module obtains Power System Steady-state data and fault disturbance analog information from real-time data base, is stored in data
The transmission relief area of communication module, is combined into final communication data, communicates with system under test (SUT) according to actual field communication environment；
(4) data communication module receives the control command that system under test (SUT) sends, the remote information table and distant in real-time data base
The verification of information table is adjusted, after verification is qualified, power system simulation software is sent to；
(5) power system simulation software adjusts state, transformer gear or the generating of switch tool according to the control command for being passed
Machine is exerted oneself, and emulates the electric network swim that brings of adjustment and change and be stored in real-time data base, by data communication module delta data
System under test (SUT) is fed back to, the effect of closed loop control is reached；
In the step (2), the digital simulation class table of the real-time data base includes that number is put in remote signalling displacement table, SOE tables, remote signalling
Table, remote measurement put several tables and protection signal table；
Failure generation module generates fault simulation information, and the type of simulation is divided into electric network fault data and pressure testing data；
The electric network fault data include electric network fault, equipment fault and disturbance of data；Pressure testing data includes short time number of strokes
According to, long-time pressure data and high frequency degrees of data；
When simulating grid failure and equipment fault, arrange to power system simulation software sending method and ask, receive and arrange successfully
After response, corresponding switch tool table and protection signal table are updated, chronologically the remote signalling change information of complete documentation, is stored in phase
Remote signalling displacement/SOE the tables answered, while power system simulation software updates transmitted telemetry according to institute's request method；Number
Remote signalling displacement/SOE table records will be deleted from real-time data base after reading according to communication module；
When analog data is disturbed, record artificial remote measurement, remote signalling and put several information, be stored in artificial remote measurement and several tables are put in remote signalling, number
Artificial remote measurement will be deleted from real-time data base after reading according to communication module and several table records will be put in remote signalling；
During simulated pressure test data, the remote signalling and remote measurement of sequential complete documentation are generated according to the demand of time, number and frequency
Change information, is stored directly in the transmission relief area of data communication module, by emptying buffer after data communication module reading
Remote signalling and remote measurement change information；
In the step (3), data communication module obtains Power System Steady-state from real-time data base according to the mode that periodicity reads
Data and fault disturbance analog information, read Power System Steady-state data by second level, disturb analog information by Millisecond read failure；Press
According to data priority groups into final communication data, the priority of data processing is：Put several tables>Displacement table>Equipment list；
Communicate with system under test (SUT) according to actual field communication environment, including the stipulations according to live real network port number and reality
Configuring condition is communicated, and is transmitted using data variation and the cycle transmits by the way of combining and transmits data, meet telecontrol system
Telemetry-acquisition change was transmitted less than 3 seconds, regulation of the remote signalling change less than transmission in 1 second；Unified transmission is set up to buffer when realizing
Area and reception relief area and link thread pool, while thousands of links of simulation are concurrent, fully meet the requirement of actual communication；
In the step (4), data communication module receives the control command that system under test (SUT) sends, the remote control in real-time data base
The verification of information table and remote regulating information table, remote information table and remote regulating information table are set digital simulation class tables, are deposited distant
Control and the essential information and procedural information of remote regulating；
Checking treatment process includes：Signal procedure receives remote control remote regulating and issues checking treatment program, and checking treatment program is according to ought
Front state is processed, and when current state is that locking or controlled state are not inconsistent with equipment current state, verification state is not to returning
" unsuccessful ", otherwise verifies state and correctly sends power system simulation software to；Continuously reach in the dual pathways or multiple operating values
When, arrive first and first process, and lock；The discovery order arrived afterwards is abandoned with above consistent, and locking causes overtime discarding, and state is not to losing
Abandon, discarding need to beam back " unsuccessful " message.
2. analogy method as claimed in claim 1, it is characterised in that in the step (1), the life of Power System Steady-state telemetry
Into the model, figure, data section and external network equivalent information that include from on-site collection actual electric network, as the initial number in detection source
According to power system simulation software is imported, as initial section；According to the load variations curve of on-site collection 5% small range work(in addition
Rate adjustment is input into as power flow changing, exports uninterrupted electric network swim section；
The primary equipment class table of the real-time data base includes generator table, transformator table, bus table, circuit table, load meter, opens
Close disconnecting link table, chopper table and capacity reactance table.
3. analogy method as claimed in claim 1, it is characterised in that the system of methods described is multilayer closed-loop main station inspection
Survey data source analog systemss, failure generation module that the system includes being sequentially connected, real-time data base, data communication module and
System under test (SUT), the failure generation module include section file submodule, fault simulation submodule and disturbance of data submodule；Institute
Section file submodule, fault simulation submodule and disturbance of data submodule are stated by the interface and real-time data base of simulation layer
Connection；The data communication module includes sending relief area and receives relief area；The transmission relief area and reception relief area are equal
It is connected with system under test (SUT) by the stipulations interface of standard.
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| CN108958719B (en) * | 2018-04-03 | 2020-08-11 | 北京航空航天大学 | Artificial intelligence writing method for source code of digital aircraft buffer area information processing |
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| CN109066618B (en) * | 2018-09-27 | 2019-10-29 | 国网江苏省电力有限公司 | The switching value method of inspection, device and storage medium based on short-term time scale |
| CN109342848B (en) * | 2018-09-29 | 2022-01-25 | 国网河北省电力有限公司电力科学研究院 | Avalanche testing method and system for dispatching automation master station and terminal equipment |
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| JP3428313B2 (en) * | 1996-09-30 | 2003-07-22 | 株式会社東芝 | Failure simulation method and failure analysis method for large-scale integrated circuit device |
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| CN102209074B (en) * | 2011-05-30 | 2014-10-22 | 中国电力科学研究院 | All-digital dynamic simulation system of power system |
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