CN103942724A - Power grid data splicing method - Google Patents
Power grid data splicing method Download PDFInfo
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- CN103942724A CN103942724A CN201310721576.2A CN201310721576A CN103942724A CN 103942724 A CN103942724 A CN 103942724A CN 201310721576 A CN201310721576 A CN 201310721576A CN 103942724 A CN103942724 A CN 103942724A
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Abstract
The invention discloses a power grid data splicing method. Firstly, splicing is performed on primary devices and connection relations thereof in power grid data models in all regions; secondly, an operation manner of each region is extracted, and each region provides one type of operation manner one time; and finally, combination is performed according to the operation manners provided by all the regions so that the operation manner of an entire grid model after splicing is formed. The practical power grid operation manners can be completely reflected via combination and splicing of the operation manners so that completeness and accuracy of the entire model after splicing are guaranteed by flexible operation manner splicing modes.
Description
Technical field
The present invention relates to the technology of relay protection setting computation model splicing.
Background technology
The electrical network scale of China increases day by day at present, electric network composition is increasingly sophisticated, contact between electrical network inside is also more and more tightr, and the existing graded dispatching system of China makes each thread only carry out detailed modeling to the electrical network in this scheduling scope, adjacent electric network model is reduced to the outside valve system that waits and is connected on the circuit of border, thus simulation higher level or the impact of subordinate's electrical network on this electrical network.This modeling method is simplified the contact between adjacent electrical network to a great extent; simplified the work that relay protection setting calculates; but this pattern can accurately not change the impact on local power grid by the adjacent electrical network of reacting phase, and when adjusted in boundary line road, has definite value matching problem.
Summary of the invention
Technical matters to be solved by this invention is just to provide a kind of electric network data joining method, each department are spliced for the electric network model calculating of adjusting, form the detailed model of full electric network, in full electric network model, adjusting to calculate can accurately not change the impact on local power grid by the adjacent electrical network of reacting phase with what exist in solution present mode, and the problem that exists definite value to coordinate when adjusted in boundary line road.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of electric network data joining method, first, splices primary equipment and annexation thereof in the electric network data model of each department; Secondly, extract each regional method of operation, each area once provides a kind of method of operation; Finally, the method for operation providing according to each department is combined to form the method for operation of the rear the whole network model of splicing.
Preferably, the primary equipment in each department electric network data model and annexation thereof are spliced and are comprised the steps: that (1) obtains electric network data model to be spliced; (2) analytic model, the difference of data in elimination different-format electric network data model; (3) primary equipment splicing, is spliced into a device databases by the equipment in electric network data model separately; (4) annexation of splicing equipment component, the topology that generates full model connects; (5) method of operation combined and splice as the method for operation of the whole network model; (6) generate the whole network model, splicing finishes.
Preferably, the method for operation of combined and spliced comprising the steps: (1) each department of the method for operation extracts and gathers; (2) according to affiliated area, the method for operation is classified, then the regional method of operation is extracted in area one by one, and a kind of method of operation is extracted in each area, and the regional method of operation that all regions is extracted combines, and is combined into the method for operation of the whole network; (3) judge whether which combined, if combined, abandon this whole network method of operation and carry out extraction and the combination of the regional method of operation next time, if combined, do not carry out next step; (4) judge in reality whether have this method of operation, if do not exist this whole network method of operation to abandon which in reality, the mode of re-starting combines, if exist this mode to carry out next step in reality; (5) retain and in reality, to exist and be the method for operation combine calculating of also adjusting on this basis; (6) whether the definite value that judgement obtains is extreme value, if not extreme value does not retain this definite value, if extreme value retains extreme value, as interim definite value; (7) carry out method of operation combination next time, until complete all possible method of operation combination.
Preferably, the method of obtaining electric network data model to be spliced is that the local model of electrical network to be spliced is imported in special-purpose splicing data server, by regular or irregular mode, is obtained other regional electric network data models and is carried out concatenation in conjunction with electric network data model to be spliced.
Preferably, the method for analytic model is the CIM model format that is standard by the electric network data model analyzing to be spliced obtaining.
The present invention can not change with practical operation situation for solving the Equivalent Model out of true of electric network model; the problems such as definite value cooperation; proposed the technical scheme of interzone relay protection setting computation model splicing, this scheme is removed equivalent rear splicing by the detailed model in the local scope of each thread and is become the detailed model that covers whole Grid.This connection scheme object is in order to carry out more accurately the calculating of adjusting of relay protection, adopts spliced the whole network model to replace original grade for binarization mode.Protect more accurately definite value, guaranteed the safe and stable operation of electrical network.The method of operation combined and spliced, can reflect actual power system operating mode completely, and method of operation Splicing model has guaranteed completeness and the accuracy of full model after splicing flexibly.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the invention will be further described:
Fig. 1 is electric network data joining method process flow diagram of the present invention;
Fig. 2 is the combined and spliced method flow diagram of the method for operation.
Embodiment
Below in conjunction with ground, adjust (city-level power supply administration) and county to adjust the electric network data joining method of (power supply administration at county level) that the present invention is made and being illustrated.
The splicing of primary equipment model that the data splicing of electrical network comprises electrical network is, the splicing of the splicing of annexation, the method for operation etc., especially for the method for operation, because mode transfer Xing He county, the ground mode transfer type splicing has the method for operation separately, the method of operation of how to react the rear full electric network model of splicing is a problem that needs emphasis to consider in data splicing, under this background, method of operation combined method in a kind of data splicing has been proposed.
Basic thought of the present invention is after the primary equipment of first Jiang Ditiaoji county mode transfer type and annexation thereof have been spliced, extract the method for operation in each area to be spliced, each area once provides a kind of method of operation, and the method for operation providing according to various places is combined to form the method for operation of the rear the whole network model of splicing.First obtain the model of electrical network to be spliced, can by ground, adjust (Huzhou) to obtain county by regular or irregular mode and adjust (Deqing) model and carry out concatenation in conjunction with self model.Then model is resolved, eliminate the difference of the electric network model data of different-format.Primary equipment is spliced, make the equipment in electric network data model separately be spliced into a device databases.The annexation of simultaneously splicing equipment component, the topology that generates full model connects.Finally the method for operation combined and splice as the method for operation of the whole network model, generating the whole network model, splicing finishes.
Below in conjunction with Fig. 1, illustrate the data joining method that Di Tiaoyu county adjusts, comprise the steps: that (1) obtains electric network data model to be spliced; (2) analytic model, the difference of data in elimination different-format electric network data model; (3) primary equipment splicing, is spliced into a device databases by the equipment in electric network data model separately; (4) annexation of splicing equipment component, the topology that generates full model connects; (5) method of operation combined and splice as the method for operation of the whole network model; (6) generate the whole network model, splicing finishes.
Wherein, the method of obtaining electric network data model to be spliced is that the local model of electrical network to be spliced is imported in special-purpose splicing data server, by regular or irregular mode, by ground, is adjusted and is obtained the electric network data model of adjusting in county and adjust in combination electric network data model to carry out concatenation.The CIM model format that the method for analytic model is is standard by the electric network data model analyzing to be spliced obtaining.
Below in conjunction with Fig. 2, illustrate the combined and spliced of the method for operation, comprise the steps: that (1) each department have the local different method of operation and extract and will gather; (2) according to affiliated area, the method for operation is classified, then the regional method of operation is extracted in area one by one, and a kind of method of operation is extracted in each area, and the regional method of operation that all regions is extracted combines, and is combined into the method for operation of the whole network; (3) judge whether which combined, if combined, abandon this whole network method of operation and carry out extraction and the combination of the regional method of operation next time, if combined, do not carry out next step; (4) judge in reality whether have this method of operation, if do not exist this whole network method of operation to abandon which in reality, the mode of re-starting combines; If there is this mode in reality, carry out next step; (5) retain and in reality, to exist and be the method for operation combine calculating of also adjusting on this basis; (6) whether the definite value that judgement obtains is extreme value, if not extreme value does not retain this definite value, if extreme value retains extreme value, as interim definite value; (7) carry out method of operation combination next time, until complete all possible method of operation combination.
Claims (5)
1. an electric network data joining method, is characterized in that: first, primary equipment and annexation thereof in the electric network data model of each department are spliced; Secondly, extract each regional method of operation, each area once provides a kind of method of operation; Finally, the method for operation providing according to each department is combined to form the method for operation of the rear the whole network model of splicing.
2. electric network data joining method according to claim 1, is characterized in that: the primary equipment in the electric network data model of each department and annexation thereof are spliced and comprised the steps: that (1) obtains electric network data model to be spliced; (2) analytic model, the difference of data in elimination different-format electric network data model; (3) primary equipment splicing, is spliced into a device databases by the equipment in electric network data model separately; (4) annexation of splicing equipment component, the topology that generates full model connects; (5) method of operation combined and splice as the method for operation of the whole network model; (6) generate the whole network model, splicing finishes.
3. electric network data joining method according to claim 2, is characterized in that: the method for operation of combined and spliced comprising the steps: (1) each department of the method for operation extracts and gathers; (2) according to affiliated area, the method for operation is classified, then the regional method of operation is extracted in area one by one, and a kind of method of operation is extracted in each area, and the regional method of operation that all regions is extracted combines, and is combined into the method for operation of the whole network; (3) judge whether which combined, if combined, abandon this whole network method of operation and carry out extraction and the combination of the regional method of operation next time, if combined, do not carry out next step; (4) judge in reality whether have this method of operation, if do not exist this whole network method of operation to abandon which in reality, the mode of re-starting combines, if exist this mode to carry out next step in reality; (5) retain and in reality, to exist and be the method for operation combine calculating of also adjusting on this basis; (6) whether the definite value that judgement obtains is extreme value, if not extreme value does not retain this definite value, if extreme value retains extreme value, as interim definite value; (7) carry out method of operation combination next time, until complete all possible method of operation combination.
4. electric network data joining method according to claim 2, it is characterized in that: the method for obtaining electric network data model to be spliced is that the local model of electrical network to be spliced is imported in special-purpose splicing data server, by regular or irregular mode, obtain other regional electric network data models and carry out concatenation in conjunction with electric network data model to be spliced.
5. electric network data joining method according to claim 2, is characterized in that: the CIM model format that the method for analytic model is is standard by the electric network data model analyzing to be spliced obtaining.
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| CN201310721576.2A CN103942724A (en) | 2013-12-24 | 2013-12-24 | Power grid data splicing method |
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| CN201310721576.2A CN103942724A (en) | 2013-12-24 | 2013-12-24 | Power grid data splicing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106778799A (en) * | 2016-11-14 | 2017-05-31 | 国网山东省电力公司枣庄供电公司 | Based on the automatic fusion method in definite value border under the conditions of the weak coupling of grid division |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2012257388A (en) * | 2011-06-09 | 2012-12-27 | Chugoku Electric Power Co Inc:The | Electric power system facility database management system |
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2013
- 2013-12-24 CN CN201310721576.2A patent/CN103942724A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012257388A (en) * | 2011-06-09 | 2012-12-27 | Chugoku Electric Power Co Inc:The | Electric power system facility database management system |
Non-Patent Citations (1)
| Title |
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| 李江华，宋玮等: ""基于图模拼接的整定计算数据中心研究"", 《电力系统保护与控制》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106778799A (en) * | 2016-11-14 | 2017-05-31 | 国网山东省电力公司枣庄供电公司 | Based on the automatic fusion method in definite value border under the conditions of the weak coupling of grid division |
| CN106778799B (en) * | 2016-11-14 | 2020-08-14 | 国网山东省电力公司枣庄供电公司 | Method for automatically fusing fixed value boundary based on grid partition weak coupling condition |
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