CN103353902B - Construction method for secondary equipment simulation model of electric power system - Google Patents
Construction method for secondary equipment simulation model of electric power system Download PDFInfo
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- CN103353902B CN103353902B CN201210563811.3A CN201210563811A CN103353902B CN 103353902 B CN103353902 B CN 103353902B CN 201210563811 A CN201210563811 A CN 201210563811A CN 103353902 B CN103353902 B CN 103353902B
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- secondary device
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention discloses a construction method for a secondary equipment simulation model of an electric power system. The construction method comprises the following steps: (1) generating a training simulation system flexible bus; (2) drawing the appearance of the secondary equipment; (3) analyzing properties and functions of the secondary equipment; (4) analyzing input data and output data of the secondary equipment, ordering the input data of the secondary equipment from the training simulation system flexible bus, and defining the output data; (3) defining appearance logic node of the secondary equipment; (6) expanding the incidence relation between inside properties of the secondary equipment simulation model, expressing inside mechanism of model behavior, and realizing the defining of the properties and the functions; (7) storing the generated secondary equipment simulation model in a secondary equipment model base. The method can describe the physical property mechanism of the secondary equipment in detail, accurately simulate all appearance properties and action properties, and meets practical requirements of quick configuration and deployment.
Description
Technical field
The present invention relates to a kind of method building secondary equipment simulation model of electric power, belong to Simulating technique in Electric Power System
Field.
Background technology
Electric system simulation calculates the basic tool being Electrical Power System Dynamic analysis with security control, and power system modeling
It is the basis realizing simulation calculation.Currently, with the development of power system automation technology, the model of secondary equipment in power system
More and more, function becomes increasingly complex, integrated level more and more higher, brings new technological challenge to the structure of phantom.Existing
In some Training Simulation System, secondary equipment in power system（Equipment, loop）Model has generally carried out considerable degree of practicality
Property simplify.There is the defect of simulating realistic aspect based on the simulation calculation of above-mentioned simplified model, do not adapted to currently adjust
Control integration, the demand of O＆M integration Training Simulation System unified Modeling.
In existing training on electric power analogue system, conventional modeling method can be divided into：Processor-oriented modeling, towards
The modeling of data, the modeling of Information, the modeling of decision making-oriented and five kinds of Object -Oriented Model.Wherein, processor-oriented
Modeling method is process to be regarded as the essential part of system model, and data is as process and produces.Data-oriented modeling
Method is the input and output of concern model, and function follows data.The modeling method of Information is the logical number from whole system
Start according to model, by a global information demand view come master data entities all in explanation system and its mutual pass
System, progressively constructs whole model on this basis, and information model record system runs required information entity.The building of decision making-oriented
Mould method is that the institutional analysis result of decision-making drawing up principle by system and mechanism, system sets up model.Towards
The modeling method of object is to utilize Object--oriented method, with encapsulation, inherit, the mechanism such as polymorphic to construct virtual reality system
System.
Object-oriented（object-oriented）Method is generally recognised as the effective technology means solving the above problems.Due to right
As system structure and the existing mutual independence of problem-solving system（Packaging effects）Connect each other again, therefore can ensure that software system constantly expands
Exhibition and maintenance.Because power system is a complicated large scale system, the required data volume of modeling is very huge, and structure is very multiple
Miscellaneous.Phantom must change with the change of application function.The scale of phantom, structure also will be with power system developments
Often change.Drafting one needs research and discovery repeatedly with Object-oriented Technique for the model scheme instructing.Object-oriented skill
Art introducing power system simulation software is significant to the exploitation of software, but still has many particular problems to need research and visit
Simulation modeling of rope, such as secondary equipment in power system etc..
Content of the invention
The technical problem to be solved is to provide a kind of construction method for secondary equipment simulation model of electric power.
For realizing above-mentioned goal of the invention, the present invention adopts following technical schemes：
A kind of construction method for secondary equipment simulation model of electric power, comprises the steps：
（1）Using visual modeling tool, generate Training Simulation System flexible bus；
（2）Using visual modeling tool, draw the outward appearance of secondary device；
（3）The attribute of analysis secondary device and function；
（4）The input data of analysis secondary device and output data, and order secondary from Training Simulation System flexible bus
The input data of equipment, defines output data；
（5）Using visual modeling tool, define the outward appearance logical node of secondary device；
（6）According to IEC61850 reference format, extend the incidence relation between secondary device phantom built-in attribute, table
State the internal mechanism of model behavior, realize the definition of attribute and function；
（7）According to IEC61850 reference format, the secondary device phantom being generated in secondary device model library storage.
Wherein more preferably, described step（1）In, draw power system main wiring diagram and the cross, straight flow graph of plant stand further.
Wherein more preferably, described secondary device phantom is made up of logical node, and described logical node comprises to embody two
Secondary device state, parameter, definite value, interface and unit connect attribute and the function of topological relation.
Wherein more preferably, described step（3）In, attribute and the function of secondary device is analyzed by described logical node.
Wherein more preferably, described visual modeling tool includes equipment modeling instrument and power network modeling instrument.
Compared with prior art, the present invention has following technical characterstic：
1. can accurately describe the physical characteristics mechanism of secondary device in detail, all appearance attributes of accurate simulation and action belong to
Property；
2. adopt IEC61850 standard, disclosure satisfy that the practical requirement of rapid configuration deployment.
Brief description
Fig. 1 is the logical construction schematic diagram of secondary equipment simulation model of electric power；
Fig. 2 is in visual modeling tool, setting logical node attribute, the schematic diagram of data；
Fig. 3 is the schematic diagram of the extended model of IEC61850 standard；
Fig. 4 is the schematic diagram of primary system flexible bus；
Fig. 5 is the schematic diagram of DC power-supply system flexible bus.
Specific embodiment
Currently, the demand in order to meet power system unified Modeling and realize seamless communication, International Electrotechnical Commission
57th technical committee（IECTC57）Successively issue very important two standards for power system information integration：
IEC61850 and IEC61970.Wherein, the communication protocol in all transformer stations is all using IEC61850 standard.IEC61850 standard
It is the transformer substation system common communication standard based on universal network communication platform, by a series of standardization to secondary device,
Form it into the output of a specification, realize the seamless connection of each secondary device in transformer substation system.
In the present invention, secondary device phantom is made up of logical node, meets the relevant rule in IEC61850 standard
Fixed.As shown in figure 1, this logical node is the basic unit module according to the definition of secondary device function, logical node comprises accordingly
Attribute and function, the state of secondary device, parameter, definite value, interface and unit can be embodied and connect topological relation etc..
The modeling method of Object -Oriented Model method and Information is combined by the present invention, in conjunction with IEC61850 mark
Standard, sets up phantom by visualization means, makes the versatility of secondary device phantom higher.For this reason, adopting in the present invention
With following technical step：
（1）Using visual modeling tool, draw power system main wiring diagram and the cross, straight flow graph of plant stand, according to power train
The feature of system generates Training Simulation System flexible bus.
Here visual modeling tool can be that the powerWorld Simulator of University of Illinois of U.S. exploitation is soft
Part Power World etc..As shown in Fig. 2 in this visual modeling tool, patrolling in secondary device phantom can be arranged
Collect nodal community, data etc..In addition, equipment modeling instrument and power network modeling instrument etc. can be included in visual modeling tool,
Wherein equipment modeling instrument can be used to produce the extended model of the IEC61850 standard shown in Fig. 3, and power network modeling instrument is permissible
It is used for producing the primary system flexible bus shown in Fig. 4.Further, this Training Simulation System flexible bus can also include Fig. 5 institute
DC power-supply system flexible bus showing etc..
（2）Using visual modeling tool, draw the outward appearance of secondary device.
（3）Analyze attribute and the function of secondary device by logical node.
（4）The input data of analysis secondary device and output data, and order secondary from Training Simulation System flexible bus
The input data of equipment, defines output data.If it is necessary, being extended to Training Simulation System flexible bus.
（5）Using visual modeling tool, define the outward appearance logical node of secondary device.
（6）According to IEC61850 reference format, extend the incidence relation between secondary device phantom built-in attribute, table
State the internal mechanism of model behavior, realize the definition of attribute and function.
（7）According to IEC61850 reference format, the secondary device phantom being generated in secondary device model library storage.
By collect and arrange electrical network in various secondary device models, secondary device model library will progressively be expanded with
Abundant, ultimately form complete secondary device model library.User can be rapidly completed simulated grid by parameter setting
In secondary device and loop instantiation.
Above-mentioned visualization, Componentized secondary device phantom construction method foundation IEC61850 standard, using artwork
The visual modeling tool of one, and is carried out abstract for the inner member of secondary device according to actual electric loop for logical node
Graphical combination is built, thus realizing the structure to the detailed phantom of secondary device and loop.This secondary device emulates mould
Type not only can describe the internal physical functional attributes of secondary device, simultaneously accurately simulate all appearance attributes and action belongs to
Property.This visual modeling method is by abstract for original copying realized by internal execution code function for patterned unit
Part combination is built, simple and clear, and multiplexing is convenient, be also based on existing phantom carry out local directed complete set can be formed new
Secondary device phantom, need not develop again, save construction cycle and cost it is ensured that the opening of Training Simulation System
Property.
Above construction method for secondary equipment simulation model of electric power provided by the present invention is described in detail.
To those skilled in the art, on the premise of without departing substantially from true spirit to it done any obvious
Change, all will constitute to infringement of patent right of the present invention, corresponding legal responsibility will be undertaken.
Claims (3)
1. a kind of construction method for secondary equipment simulation model of electric power is it is characterised in that comprise the steps：
(1) use visual modeling tool, draw power system main wiring diagram and the cross, straight flow graph of plant stand, according to power system
Feature generates Training Simulation System flexible bus；
(2) use visual modeling tool, draw the outward appearance of secondary device；
(3) attribute of secondary device and function are analyzed by logical node, described logical node comprise to embody secondary device state,
Parameter, definite value, interface and unit connect attribute and the function of topological relation；
(4) input data of analysis secondary device and output data, and order secondary device from Training Simulation System flexible bus
Input data, define output data；
(5) use visual modeling tool, define the outward appearance logical node of secondary device；
(6) according to IEC61850 reference format, extend the incidence relation between secondary device phantom built-in attribute, state mould
The internal mechanism of type behavior, realizes the definition of attribute and function；
(7) according to IEC61850 reference format, the secondary device phantom that generated in secondary device model library storage；
(8) pass through parameter setting, be rapidly completed the instantiation in secondary device in simulated grid and loop.
2. construction method for secondary equipment simulation model of electric power as claimed in claim 1 it is characterised in that：
Described secondary device phantom is made up of logical node.
3. construction method for secondary equipment simulation model of electric power as claimed in claim 1 it is characterised in that：
Described visual modeling tool includes equipment modeling instrument and power network modeling instrument.
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| CN201210563811.3A CN103353902B (en) | 2011-12-21 | 2012-12-21 | Construction method for secondary equipment simulation model of electric power system |
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| CN201110432137.0 | 2011-12-21 | ||
| CN201110432137 | 2011-12-21 | ||
| CN2011104321370 | 2011-12-21 | ||
| CN201210563811.3A CN103353902B (en) | 2011-12-21 | 2012-12-21 | Construction method for secondary equipment simulation model of electric power system |
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| CN103353902B true CN103353902B (en) | 2017-02-22 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105762763A (en) * | 2014-12-15 | 2016-07-13 | 成都交大运达电气有限公司 | Railway traction power supply system main transformer differential protection model based on IEC61850 standard |
| CN105160119B (en) * | 2015-09-16 | 2019-01-11 | 中国电力科学研究院 | A kind of second power equipment emulation modelling method based on strategy file |
| CN105243196B (en) * | 2015-09-18 | 2018-07-24 | 国网安徽省电力公司培训中心 | Substation secondary circuit emulation modelling method |
| CN106789274B (en) * | 2016-12-27 | 2020-06-16 | 上海科梁信息工程股份有限公司 | Intelligent substation safety testing system and method |
| CN107971767B (en) * | 2017-12-27 | 2023-08-29 | 圣辉(上海)能源科技有限公司 | Intelligent control system of numerical control machine tool auxiliary device based on object-oriented technology |
| CN108646587B (en) * | 2018-04-18 | 2021-08-17 | 许继电气股份有限公司 | EMTDC parallel simulation method and system |
| CN110968546B (en) * | 2018-09-30 | 2023-04-07 | 北京国双科技有限公司 | Method for setting map node skipping probability and related equipment |
| CN109389326B (en) * | 2018-11-05 | 2021-05-25 | 国网四川省电力公司 | Monitoring event-oriented object modeling method, device and system |
| CN110705078B (en) * | 2019-09-25 | 2023-04-21 | 哈尔滨工程大学 | Simulation model development system and analysis method of nuclear power plant |
| CN114548001B (en) * | 2022-02-27 | 2024-03-26 | 江苏中屹能源技术有限公司 | Automatic generation primary wiring diagram method based on electric power intelligent operation and maintenance system |
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| CN101894488A (en) * | 2009-07-15 | 2010-11-24 | 上海市电力公司超高压输变电公司 | Distributed three-dimensional simulation training system for regional power system transformer station |
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