CN103353902A - 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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- CN103353902A CN103353902A CN2012105638113A CN201210563811A CN103353902A CN 103353902 A CN103353902 A CN 103353902A CN 2012105638113 A CN2012105638113 A CN 2012105638113A CN 201210563811 A CN201210563811 A CN 201210563811A CN 103353902 A CN103353902 A CN 103353902A
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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 that makes up the secondary equipment in power system realistic model, belong to the Simulating technique in Electric Power System field.
Background technology
It is the basic tool of Electrical Power System Dynamic analysis and security control that electric system simulation calculates, and the electric system modeling is the basis of realizing simulation calculation.Current, along with the development of power system automation technology, the model of secondary equipment in power system is more and more, and function becomes increasingly complex, and integrated level is more and more higher, brings new technological challenge for the structure of realistic model.In existing Training Simulation System, secondary equipment in power system (equipment, loop) model has usually carried out the practicality of quite large degree and has simplified.There is the defective of emulation authenticity aspect based on the simulation calculation of above-mentioned simplified model, can not have adapted to that current regulation and control are integrated, the demand of the integrated Training Simulation System unified Modeling of O﹠M.
In existing training on electric power analogue system, modeling method commonly used can be divided into: the modeling of processor-oriented modeling, data-oriented modeling, Information, towards five kinds of the modeling of decision-making and OO modelings.Wherein, processor-oriented modeling method is process to be regarded as the essential part of system model, and data produce along with process.Data-oriented modeling method is to pay close attention to the input and output of model, and function is followed data.The modeling method of Information is that the logic data model from whole system begins, come all master data entity and mutual relationships thereof in the illustrative system by a global information demand view, progressively construct on this basis whole model, the information entity that the operation of information model register system is required.That the institutional analysis result of decision-making drawing up principle by system and mechanism, system is set up model towards the modeling method of decision-making.Object-oriented method is to utilize OO method, uses encapsulation, succession, the mechanism such as polymorphic to come the constructing virtual reality system.
It is the effective technology means that address the above problem that object-oriented (object-oriented) method is generally acknowledged.Because the objective system structure connects each other again with the system's existing mutual independence (encapsulation) of solving a problem, therefore can guarantee software systems constantly expansion and maintenance.Because electric system is the large scale system of a complexity, the required data volume of modeling is very huge, and structure is very complicated.Realistic model must change with the change of application function.The scale of realistic model, structure also will often change with power system development.Draft a model scheme take Object-oriented Technique as guidance and need repeatedly research and discovery.It is significant to the exploitation of software that Object-oriented Technique is introduced power system simulation software, but still have many particular problems to need research and discovery, such as the simulation modeling of secondary equipment in power system etc.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of secondary equipment in power system realistic model construction method.
For realizing above-mentioned goal of the invention, the present invention adopts following technical scheme:
A kind of secondary equipment in power system realistic model construction method comprises the steps:
(1) uses visual modeling tool, generate the Training Simulation System flexible bus;
(2) use visual modeling tool, the outward appearance of drawing secondary device;
(3) attribute and the function of analysis secondary device;
(4) analyze input data and the output data of secondary device, and from the Training Simulation System flexible bus, order the input data of secondary device, definition output data;
(5) use visual modeling tool, the outward appearance logic node of definition secondary device;
(6) according to the IEC61850 standard format, the incidence relation between the expansion secondary device realistic model built-in attribute, the internal mechanism of statement model behavior realizes the definition of attribute and function;
(7) according to the IEC61850 standard format, store the secondary device realistic model that generates in the secondary device model bank.
Wherein more preferably, in the described step (1), further draw the station AC and DC figure of electric system main wiring diagram and factory.
Wherein more preferably, described secondary device realistic model is made of logic node, and described logic node comprises attribute and the function of the secondary device state that embodies, parameter, definite value, interface and unit connection topological relation.
Wherein more preferably, in the described step (3), analyze attribute and the function of secondary device by described logic node.
Wherein more preferably, comprise equipment modeling instrument and power network modeling instrument in the described visual modeling tool.
Compared with prior art, the present invention has following technical characterstic:
1. the physical characteristics mechanism of secondary device be can accurately describe in detail, all appearance attributes and action attributes accurately simulated;
2. adopt the IEC61850 standard, can satisfy the practical requirement that rapid configuration is disposed.
Description of drawings
Fig. 1 is the logical organization synoptic diagram of secondary equipment in power system realistic model;
Fig. 2 is in visual modeling tool, and the synoptic diagram of logic node attribute, data is set;
Fig. 3 is the synoptic diagram of the extended model of IEC61850 standard;
Fig. 4 is the synoptic diagram of primary system flexible bus;
Fig. 5 is the synoptic diagram of DC power-supply system flexible bus.
Embodiment
Current, for the demand that satisfies the electric system unified Modeling and realize seamless communication, the 57th technical committee of International Electrotechnical Commission (IECTC57) successively issue for integrated very important two standard: the IEC61850 of power system information and IEC61970.Wherein, the communication protocol in all transformer stations is all used the IEC61850 standard.The IEC61850 standard is based on the transformer substation system common communication standard of universal network communication platform, by a series of standardization to secondary device, makes its output that forms a standard, realizes the seamless link of each secondary device in the transformer substation system.
In the present invention, the secondary device realistic model is made of logic node, meets the relevant regulations in the IEC61850 standard.As shown in Figure 1, this logic node is the basic unit module according to the secondary device functional definition, and logic node comprises corresponding attribute and function, and state, parameter, definite value, interface and the unit that can embody secondary device are connected topological relation etc.
The present invention combines the modeling method of object-oriented method and Information, in conjunction with the IEC61850 standard, sets up realistic model by visual means, makes the versatility of secondary device realistic model stronger.For this reason, adopted following technical step among the present invention:
(1) uses visual modeling tool, draw the station AC and DC figure of electric system main wiring diagram and factory, according to the characteristics generation Training Simulation System flexible bus of electric system.
The visual modeling tool here can be the powerWorld Simulator software Power World of U.S. University of Illinois exploitation etc.As shown in Figure 2, in this visual modeling tool, logic node attribute in the secondary device realistic model, data etc. can be set.In addition, can comprise equipment modeling instrument and power network modeling instrument etc. in the visual modeling tool, wherein the equipment modeling instrument can be used for producing the extended model of IEC61850 standard shown in Figure 3, and the power network modeling instrument can be used for producing primary system flexible bus shown in Figure 4.Further, this Training Simulation System flexible bus can also comprise DC power-supply system flexible bus shown in Figure 5 etc.
(2) use visual modeling tool, the outward appearance of drawing secondary device.
(3) analyze attribute and the function of secondary device by logic node.
(4) analyze input data and the output data of secondary device, and from the Training Simulation System flexible bus, order the input data of secondary device, definition output data.If necessary, the Training Simulation System flexible bus is expanded.
(5) use visual modeling tool, the outward appearance logic node of definition secondary device.
(6) according to the IEC61850 standard format, the incidence relation between the expansion secondary device realistic model built-in attribute, the internal mechanism of statement model behavior realizes the definition of attribute and function.
(7) according to the IEC61850 standard format, store the secondary device realistic model that generates in the secondary device model bank.
By collecting and put in order the various secondary device models in the electrical network, the secondary device model bank will progressively be expanded and be enriched, and finally forms complete secondary device model bank.The user can namely can finish secondary device in the emulation electrical network and the instantiation in loop fast by the parameter setting.
Above-mentioned visual, Componentized secondary device realistic model construction method is according to the IEC61850 standard, the visual modeling tool that adopts the artwork one with the inner member of secondary device abstract be logic node, and graphically make up according to the actual electrical air circuit and to build, thereby realize structure to the detailed realistic model of secondary device and loop.This secondary device realistic model not only can be described the internal physical functional attributes of secondary device, simulates exactly all appearance attributes and action attributes simultaneously.This visual modeling method will originally be built for patterned elements combination by the copying of inner run time version function realization is abstract, simple and clear, multiplexing convenience, can also carry out local the adjustment based on existing realistic model and namely can form new secondary device realistic model, need not again to develop, save construction cycle and cost, guaranteed the opening of Training Simulation System.
More than secondary equipment in power system realistic model construction method provided by the present invention is had been described in detail.To those skilled in the art, any apparent change of under the prerequisite that does not deviate from connotation of the present invention it being done all will consist of infringement of patent right of the present invention, will bear corresponding legal liabilities.
Claims (5)
1. a secondary equipment in power system realistic model construction method is characterized in that comprising the steps:
(1) generates the Training Simulation System flexible bus;
(2) outward appearance of drafting secondary device;
(3) attribute and the function of analysis secondary device;
(4) analyze input data and the output data of secondary device, and from described Training Simulation System flexible bus, order the input data of secondary device, definition output data;
(5) the outward appearance logic node of definition secondary device;
(6) incidence relation between the expansion secondary device realistic model built-in attribute, the internal mechanism of statement model behavior realizes the definition of attribute and function;
(7) the secondary device realistic model that generates in the storage of secondary device model bank.
2. secondary equipment in power system realistic model construction method as claimed in claim 1 is characterized in that:
In the described step (1), further draw the station AC and DC figure of electric system main wiring diagram and factory.
3. secondary equipment in power system realistic model construction method as claimed in claim 1 is characterized in that:
Described secondary device realistic model is made of logic node, and described logic node comprises attribute and the function of the secondary device state that embodies, parameter, definite value, interface and unit connection topological relation.
4. secondary equipment in power system realistic model construction method as claimed in claim 3 is characterized in that:
In the described step (3), analyze attribute and the function of secondary device by described logic node.
5. secondary equipment in power system realistic model construction method as claimed in claim 1 is characterized in that:
Comprise equipment modeling instrument and power network modeling instrument in the described visual modeling tool.
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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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| 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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Cited By (11)
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| CN105160119A (en) * | 2015-09-16 | 2015-12-16 | 中国电力科学研究院 | Policy file based secondary electric power equipment simulation modeling method |
| CN105243196A (en) * | 2015-09-18 | 2016-01-13 | 国网安徽省电力公司培训中心 | Transformer substation secondary circuit simulation modeling method |
| 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 |
| CN106789274A (en) * | 2016-12-27 | 2017-05-31 | 上海科梁信息工程股份有限公司 | Intelligent substation security test system and method |
| CN107971767A (en) * | 2017-12-27 | 2018-05-01 | 上海捷谛电力科技有限公司 | A kind of numerically-controlled machine tool auxiliary device intelligence control system based on Object-oriented Technique |
| CN108646587A (en) * | 2018-04-18 | 2018-10-12 | 许继电气股份有限公司 | A kind of EMTDC parallel simulation methods and system |
| CN109389326A (en) * | 2018-11-05 | 2019-02-26 | 国网四川省电力公司 | Objectification modeling method, equipment and system towards monitor event |
| CN110705078A (en) * | 2019-09-25 | 2020-01-17 | 哈尔滨工程大学 | Simulation model development system and analysis method of nuclear power device |
| CN110968546A (en) * | 2018-09-30 | 2020-04-07 | 北京国双科技有限公司 | Method for setting map node skipping probability and related equipment |
| CN112199806A (en) * | 2020-10-09 | 2021-01-08 | 中国南方电网有限责任公司 | Electric power secondary screen cabinet capability description system |
| CN114548001A (en) * | 2022-02-27 | 2022-05-27 | 江苏中屹能源技术有限公司 | Method for automatically generating primary wiring diagram based on intelligent power operation and maintenance system |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105160119A (en) * | 2015-09-16 | 2015-12-16 | 中国电力科学研究院 | Policy file based secondary electric power equipment simulation modeling method |
| CN105243196A (en) * | 2015-09-18 | 2016-01-13 | 国网安徽省电力公司培训中心 | Transformer substation secondary circuit simulation modeling method |
| 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 |
| CN106789274A (en) * | 2016-12-27 | 2017-05-31 | 上海科梁信息工程股份有限公司 | Intelligent substation security test system and method |
| CN107971767A (en) * | 2017-12-27 | 2018-05-01 | 上海捷谛电力科技有限公司 | A kind of numerically-controlled machine tool auxiliary device intelligence control system based on Object-oriented Technique |
| 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 |
| CN108646587A (en) * | 2018-04-18 | 2018-10-12 | 许继电气股份有限公司 | A kind of EMTDC parallel simulation methods and system |
| CN110968546A (en) * | 2018-09-30 | 2020-04-07 | 北京国双科技有限公司 | Method for setting map node skipping probability and related equipment |
| CN109389326A (en) * | 2018-11-05 | 2019-02-26 | 国网四川省电力公司 | Objectification modeling method, equipment and system towards monitor event |
| 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 |
| CN110705078A (en) * | 2019-09-25 | 2020-01-17 | 哈尔滨工程大学 | Simulation model development system and analysis method of nuclear power device |
| CN112199806A (en) * | 2020-10-09 | 2021-01-08 | 中国南方电网有限责任公司 | Electric power secondary screen cabinet capability description system |
| CN112199806B (en) * | 2020-10-09 | 2024-06-25 | 中国南方电网有限责任公司 | Power secondary screen cabinet capacity description system |
| CN114548001A (en) * | 2022-02-27 | 2022-05-27 | 江苏中屹能源技术有限公司 | Method for automatically generating primary wiring diagram based on intelligent power operation and maintenance system |
| 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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