CN109388903A - Real-time simulation platform modeling and simulating method based on IEC61850 standard - Google Patents
Real-time simulation platform modeling and simulating method based on IEC61850 standard Download PDFInfo
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- CN109388903A CN109388903A CN201811261001.6A CN201811261001A CN109388903A CN 109388903 A CN109388903 A CN 109388903A CN 201811261001 A CN201811261001 A CN 201811261001A CN 109388903 A CN109388903 A CN 109388903A
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Abstract
The invention discloses a kind of real-time simulation platform modeling and simulating methods based on IEC61850 standard, it includes converting the grid model data in real-time simulator to UDP format data packet, received server-side UDP message packet and to UDP format data packet carry out parsing be deposited into real-time data base；Server extracts packet information in database, generates ICD file；It reads ICD file and sets up protocol node used mapping corresponding with IEC61850 standard agreement node；The mapping for establishing ACSI to MMS starts MMS service according to the mapping of ICD file, is receiving emulator forward data, after finding corresponding IEC61850 mapping node, be modified in corresponding data object attribute；So that IEC61850 client or equipment successfully read and show the relevant mode analog quantity and switching value information of electric network model in emulator, " telemetering, remote signalling " function is realized.
Description
Technical field
The invention belongs to intelligent distribution network and its equipment technology field more particularly to a kind of realities based on IEC61850 standard
When emulation platform modeling and simulating method.
Background technique
Power system development is so far, distribution network automated to have become its inexorable trend.In conventional electrical distribution net, there is one or two
Interoperability is poor between secondary device, be difficult to shared information, the system expandability is poor, asks more than the security risk of secondary cable circuit etc.
Topic.For ensure electrical network economy, safe and stable operation, both at home and abroad to power communication and monitor network rapidity and accuracy all
Propose requirements at the higher level.2004,57 committee of IEC TC disclosed 61850 series standard of IEC, it is intended to in substation not
Information exchange with the opening of equipment offer is standardized with interoperability function, and in recent years, IEC61850 series standard has been opened
Beginning is related to the multiclass such as utility power automatic field, including distribution network automated, electric car, wind-power electricity generation and distributed generation resource
Usage scenario；And it is directed to city flexibility power distribution network, how with electric network model in emulation platform and relevant device to carry out IEC61850
Standardization, and then realize and successfully to be interacted with other IEC61850 clients or device；The prior art is not involved with.Cause not
It is able to achieve successfully interacting for city flexibility power distribution network and other IEC61850 clients or device, it is final to realize part in power distribution network
The emulation of " telemetering, remote signalling, remote control, remote regulating " function of data.
Summary of the invention
The object of the present invention is to provide a kind of real-time simulation platform modeling and simulating method based on IEC61850 standard, with
Solve electric network model and relevant device in city flexibility power distribution network and emulation platform and carry out IEC61850 standardization, realize and other
" telemetering, remote signalling, remote control, remote regulating " function of partial data in power distribution network is realized in the successful interaction of IEC61850 client or device
The technical problems such as the emulation of energy.
The technical scheme is that
A kind of real-time simulation platform modeling and simulating method based on IEC61850 standard, it includes:
Step 1 converts the grid model data in real-time simulator to the UDP format number comprising analog quantity and switching value
According to packet, received server-side UDP message packet, and UDP format data packet is parsed, the information point table parsed is stored in
Into the real-time data base in IEC61850 server software；
Step 2, server extract packet information in database, and generate ICD according to IEC61850Ed2.0 format standard
File；
Step 3, server software are by reading ICD file, it is established that protocol node used and IEC61850 standard agreement
The corresponding mapping of node；
Step 4, the mapping for establishing ACSI to MMS after MMS server establishes connection, start according to the mapping of ICD file
MMS service, is receiving emulator forward data, after finding corresponding IEC61850 mapping node, is being modified to corresponding data pair
Standardization as in attribute, completing agreement is converted；So that IEC61850 client or equipment successfully read and show in emulator
The relevant mode analog quantity and switching value information of electric network model, realize " telemetering, remote signalling " function.
The packet of received server-side UDP message described in step 1, and UDP format data packet is parsed, it will parse
Information point table be deposited into the method in the real-time data base in IEC61850 server software are as follows: server end creation data connect
Take-up journey receives UDP message packet, parses to UDP format data packet, according to independently write to meet electric network model actual
UDP message packet illustrates the information point table that document will parse, and is deposited into IEC61850 server comprising telemetering and remote signalling information
In real-time data base in software.
Server described in step 2 extracts packet information in database, and generates according to IEC61850Ed2.0 format standard
The method of ICD file are as follows: server extracts packet information in database, and according to IEC61850Ed2.0 format standard to reality
When emulator carry out information modeling, creation logical device, logical node, data object and attribute, and automatically generate based on SCL's
IED capabilities description file, i.e. ICD file；If data packet format has met IEC61850 standard, corresponding ICD is directly generated
File；The a part of database as server software, not only cache UDP format data packet, also to deposit data periodically more
Newly with covering.
It further include: when IEC61850 device is communicated with emulator, server software is by the data of IEC61850 format
Or service is converted into UDP format deposit database, or is converted into corresponding control information and is sent on emulator and executes, and carries out
The modification of analog quantity and switching value data information, to realize " remote control, remote regulating " function.
The invention has the advantages that:
A series of grid model datas of the present invention in emulator are converted into UDP format data packet by proprietary protocol,
The real-time storage volume of data in the real-time data base of server on windows platform, meets power grid according to what is independently write
The actual UDP message packet of model illustrate document to analog quantity involved in electricity distribution network model " four is distant " function and switching value data into
Row is grouped and encapsulates again, according to the logical node and data attribute progress information modeling and body in IEC61850Ed2.0 standard
Illustrate in document now, by server software programming automatic generation ICD file or manually, supplement creates ICD file afterwards, establishes
The mapping for playing protocol node used corresponding with IEC61850 standard agreement node mapping and ACSI to MMS, is serviced by MMS
Interactive function is realized, so that IEC61850 client or equipment can directly carry out data transmission with emulator and information exchange, real
Now interoperability between the two and " four is distant " function；Wherein server software can also realize data and catalogue in other ICD files
It reads, the request and order of the client as control centre can be received, and be suitable for third party and support IEC61850 standard
General purpose client；It solves electric network model and relevant device in city flexibility power distribution network and emulation platform and carries out IEC61850 standard
Change, realize and successfully interacted with other IEC61850 clients or device, in realization power distribution network partial data " telemetering, remote signalling,
The technical problems such as the emulation of remote control, remote regulating " function.
Detailed description of the invention
Fig. 1 is intelligent distribution network structure chart used in the embodiment of the present invention；
Fig. 2 is that the UDP of the embodiment of the present invention illustrates documentation section with reference to figure；
Fig. 3 is flow diagram of the invention.
Specific embodiment
A kind of real-time simulation platform modeling and simulating method based on IEC61850 standard,
Specific step is as follows:
(1) grid model data in real-time simulator is converted by proprietary protocol comprising analog quantity and switching value
UDP format data packet, server end create data receiver thread and receive UDP message packet, parse to UDP format data packet,
Illustrate document by the information point table parsed (comprising " distant according to the actual UDP message packet of electric network model that meets independently write
The information such as survey, remote signalling ") it is deposited into the real-time data base in IEC61850 server software；
(2) server extracts packet information in database, and according to IEC61850Ed2.0 format standard to real-time simulation
Device carries out information modeling (creation logical device, logical node, data object, attribute etc.), and automatically generates the IED based on SCL
Capabilities description file, i.e. ICD file；If data packet format has met IEC61850 standard, corresponding ICD text is directly generated
Part.Wherein, a part of database as server software can not only cache UDP format data packet, also have to deposit number
According to regularly update and covering function；
(3) server software is by reading the ICD file obtained, it is established that protocol node used and IEC61850 standard are assisted
Discuss the corresponding mapping of node；
(4) mapping for establishing ACSI to MMS after MMS server establishes connection, starts MMS clothes according to the mapping of ICD file
Business, is receiving emulator forward data, after finding corresponding IEC61850 mapping node, is being modified to corresponding data object attribute
In, so that it may the standardization conversion for completing agreement, so that IEC61850 client or equipment successfully read and show in emulator
The relevant mode analog quantity and switching value information of electric network model, realize " telemetering, remote signalling " function.On the other hand, as other IEC61850
When device is communicated with the device, server software can convert UDP format for the data of IEC61850 format or service, can be stored in
Database can also be converted into corresponding control information and be sent on emulator and execute, carry out analog quantity and switching value data
The modification of information so far then may be implemented under distribution network system IEC61850 standardization to realize " remote control, remote regulating " function
" four is distant " function.
The present invention is described in further detail with reference to the accompanying drawings and examples, but not as to limit of the invention
System.
The embodiment of the present invention: the Major Systems framework of the electric network model as shown in Figure 1, matched by 3 times 10kV exchanges by system
Electric line, DC distribution center, exchange micro-capacitance sensor and direct-current grid are through MMC inverter and DAB commutator transformer flexible interconnection
It forms, and by the nonshared control unit monitoring and regulation of each section.As shown in Figure 1,3 times 10kV AC power distribution lines are respectively by disconnected
Road device, transformer are connected with DC distribution center, and DC distribution center then includes the MMC inverter of 3 1MVA, 1
The DAB commutator transformer of the MMC inverter of 500kVA and 1 500kW, to adjust the load with distribution distribution line；No. 4
MMC inverter is connected by isolating transformer with 380V exchange micro-grid system, which mainly includes hybrid energy-storing battery, hands over
Current load, blower fan power generation system, power electronic equipment, backup power source etc.；And the DAB commutator transformer in direct-flow distribution system is then
It is connected with DC micro power grid system, which then mainly includes hybrid energy-storing battery, photovoltaic system, DC lighting load, electric power
Electronic equipment, backup power source etc.." four is distant " function embodiment in embodiment exists: by " telemetering " observe each voltage and current,
Active reactive amount etc.；The status informations such as each switch disconnector, disconnecting switch are observed by " remote signalling "；It is each by " remote control " control
The folding condition of switch disconnector, disconnecting switch etc.；Amplitude and the phase etc. that MMC is adjusted by " remote regulating ", to observe power grid
The variation of trend and power.
Under the guidance of IEC61850 standard, the present invention using the real-time simulator of built-in city flexibility electricity distribution network model as
One IED is modeled, and divides into multiple logical device such as LPHD, LLN0, MMXU, MMTR, XCBR, CSWI according to different function
Deng, these logical device after being decomposed according to the specific function of urban power distribution network flexible interconnection system, then use object-oriented
Method information model is established to subfunction.It will need to be divided into two classes: Yi Leishi with the data that client interacts in system
Analog quantity needed for " telemetering, remote regulating ", including the feed connection node voltage in power distribution network, feed connection node electric current, feed connection node it is active,
Feed connection node is idle, rotation speed of fan, tank voltage, energy storage electric current, photovoltaic is active, photovoltaic is idle, MMC amplitude control amount, MMC phase
Position regulated quantity, electric flux etc.；Another kind of is switching value needed for " remote control, remote signalling ", including dividing breaker and disconnecting switch
Control information etc. is closed, as benchmark and then carries out next stage specific information modeling work.
For the IEC61850 standardization for realizing the emulator in emulation platform, need the data of UDP format being converted to symbol
Legacy protocol is converted to IEC61850 agreement by the encapsulation again to data by the data for closing IEC61850 standard.To this
Real-time storage volume of data in the real-time data base of server on windows platform meets power grid mould according to what is independently write
The actual UDP message packet of type illustrates that document carries out analog quantity involved in electricity distribution network model " four is distant " function and switching value data
It is grouped and encapsulates again, according to the logical node and data attribute progress information modeling in IEC61850Ed2.0 standard and embody
In illustrating document, by server software programming automatic generation ICD file or manually, supplement creates ICD file afterwards, it is established that
The mapping of protocol node used corresponding with IEC61850 standard agreement node mapping and ACSI to MMS, is serviced real by MMS
Existing interactive function, so that IEC61850 client or equipment successfully read and shows the relevant mode analog quantity of electric network model in emulator
With switching value information, " telemetering, remote signalling " function is realized.On the other hand, when other IEC61850 devices are communicated with the device, clothes
Business device software can convert UDP format for the data of IEC61850 format or service, can be stored in database, can also be converted into phase
The control information answered is sent on emulator and executes, and the modification of analog quantity and switching value data information is carried out, to realize " distant
" four is distant " function under distribution network system IEC61850 standardization so far then may be implemented in control, remote regulating " function.
Claims (4)
1. a kind of real-time simulation platform modeling and simulating method based on IEC61850 standard, it includes:
Step 1 converts the grid model data in real-time simulator to the UDP format data comprising analog quantity and switching value
Packet, received server-side UDP message packet, and UDP format data packet is parsed, the information point table parsed is deposited into
In real-time data base in IEC61850 server software；
Step 2, server extract packet information in database, and generate ICD text according to IEC61850Ed2.0 format standard
Part；
Step 3, server software are by reading ICD file, it is established that protocol node used and IEC61850 standard agreement node
Corresponding mapping；
Step 4, the mapping for establishing ACSI to MMS after MMS server establishes connection, start MMS clothes according to the mapping of ICD file
Business, is receiving emulator forward data, after finding corresponding IEC61850 mapping node, is being modified to corresponding data object attribute
In, complete the standardization conversion of agreement；So that IEC61850 client or equipment successfully read and show power grid mould in emulator
The relevant mode analog quantity and switching value information of type, realize " telemetering, remote signalling " function.
2. a kind of real-time simulation platform modeling and simulating method based on IEC61850 standard according to claim 1, special
Sign is: the packet of received server-side UDP message described in step 1, and parses to UDP format data packet, will parse
Information point table be deposited into the method in the real-time data base in IEC61850 server software are as follows: server end creation data connect
Take-up journey receives UDP message packet, parses to UDP format data packet, according to independently write to meet electric network model actual
UDP message packet illustrates the information point table that document will parse, and is deposited into IEC61850 server comprising telemetering and remote signalling information
In real-time data base in software.
3. a kind of real-time simulation platform modeling and simulating method based on IEC61850 standard according to claim 1, special
Sign is: server described in step 2 extracts packet information in database, and generates according to IEC61850Ed2.0 format standard
The method of ICD file are as follows: server extracts packet information in database, and according to IEC61850Ed2.0 format standard to reality
When emulator carry out information modeling, creation logical device, logical node, data object and attribute, and automatically generate based on SCL's
IED capabilities description file, i.e. ICD file；If data packet format has met IEC61850 standard, corresponding ICD is directly generated
File；The a part of database as server software, not only cache UDP format data packet, also to deposit data periodically more
Newly with covering.
4. a kind of real-time simulation platform modeling and simulating method based on IEC61850 standard according to claim 1, special
Sign is: it further include: when IEC61850 device is communicated with emulator, server software by the data of IEC61850 format or
Service is converted into UDP format deposit database, or is converted into corresponding control information and is sent on emulator and executes, and carries out mould
The modification of analog quantity and switching value data information, to realize " remote control, remote regulating " function.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114465357A (en) * | 2022-01-22 | 2022-05-10 | 南京征途信息技术有限公司 | IEC61850 dynamic modeling method |
| WO2024040382A1 (en) * | 2022-08-22 | 2024-02-29 | 宁德时代未来能源(上海)研究院有限公司 | Icd file generation method and apparatus, computer device, and storage medium |
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| CN101771581A (en) * | 2009-12-16 | 2010-07-07 | 广东电网公司电力科学研究院 | Server-side simulating system based on IEC61850 and method thereof |
| EP2557646A1 (en) * | 2011-08-10 | 2013-02-13 | ABB Technology AG | Configuration of an IEC 61850 teleprotection IED for inter-substation communication |
| CN104156448A (en) * | 2014-08-14 | 2014-11-19 | 广东易事特电源股份有限公司 | Data exchange model based on IEC 61850 client side/server |
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2018
- 2018-10-26 CN CN201811261001.6A patent/CN109388903A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101771581A (en) * | 2009-12-16 | 2010-07-07 | 广东电网公司电力科学研究院 | Server-side simulating system based on IEC61850 and method thereof |
| EP2557646A1 (en) * | 2011-08-10 | 2013-02-13 | ABB Technology AG | Configuration of an IEC 61850 teleprotection IED for inter-substation communication |
| CN104156448A (en) * | 2014-08-14 | 2014-11-19 | 广东易事特电源股份有限公司 | Data exchange model based on IEC 61850 client side/server |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114465357A (en) * | 2022-01-22 | 2022-05-10 | 南京征途信息技术有限公司 | IEC61850 dynamic modeling method |
| WO2024040382A1 (en) * | 2022-08-22 | 2024-02-29 | 宁德时代未来能源(上海)研究院有限公司 | Icd file generation method and apparatus, computer device, and storage medium |
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