CN102044869B - Special topology analysis method and device for distribution network - Google Patents
Special topology analysis method and device for distribution network Download PDFInfo
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- CN102044869B CN102044869B CN 200910197071 CN200910197071A CN102044869B CN 102044869 B CN102044869 B CN 102044869B CN 200910197071 CN200910197071 CN 200910197071 CN 200910197071 A CN200910197071 A CN 200910197071A CN 102044869 B CN102044869 B CN 102044869B
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Abstract
The invention relates to a special topology analysis method for a distribution network. The method comprises the following steps of: providing distribution network circuit diagrams; obtaining all the geographic information of circuits and equipment according to the circuit diagrams so as to establish a topology connection relation between the equipment and the circuits; establishing a topology table according to the topology connection relation between the equipment and the circuits; and analyzing the topology table. The invention has the advantages that different objects in the same layer can be represented by setting special graphic symbols according to the requirement of a user, then a topology layer is added on all diagram layers to ensure that the user cannot feel the existence of the topology, thus the method can realize the functions of real-time topology connection and disconnection, and the states of affected equipment can be changed in real time according to the topology states of the equipment. The method and the device disclosed by the invention can be used for accurately and reliably realizing the topology analysis function of the distribution network in real time and also for conveniently realizing the applications of power cut simulation, power supply range, power supply tracking, and the like.
Description
[technical field]
The present invention relates to the power grid control technical field, relate in particular to the topology analyzing method and the device thereof that are exclusively used in power distribution network.
[background technology]
The geographical management information system of existing distribution is not exclusively used in the topological analysis module of power distribution network, but adopt general topological analysis module, this general module can not clearly be specified topological relation according to the annexation between Distribution Network Equipment, therefore can not guarantee the Exact Travelling of equipment connection, and in work, the repeat search path causes efficient low, and speed is slow.
[summary of the invention]
Technical problem to be solved by this invention is to provide a kind of topology analyzing method and device thereof that is exclusively used in power distribution network, accuracy and the analysis efficiency of raising device analysis.
In order to address the above problem, the invention provides a kind of topology analyzing method that is exclusively used in power distribution network, comprise the steps: to provide a distribution network line figure; Obtain the geography information of all circuit and equipment according to described line map, thus the topological connection relation between apparatus for establishing and circuit; Set up topology table according to the topological connection relation between equipment and circuit; Topology table is analyzed, and showed analysis result by graphic platform.
As optional technical scheme, the algorithm that adopts in the step that topology table is analyzed is selected from a kind of in breadth First algorithm and depth-first algorithm.
As optional technical scheme, between described apparatus for establishing and circuit, the step of topological link relation further comprises: retrieval all devices information, find out all electric substation's circuit breakers, with the starting point of these vacuum circuit-breakers as all circuits; Select a circuit breaker, it is carried out the adjacent analysis in space, retrieve all distribution lines adjacent with it and store in interim vector set; For each element in interim vector set, again use the adjacent analysis in space, retrieve adjacent with it all devices, set up the adjacent node table; For all circuit breakers, recurrence is carried out the adjacent analysis in space, sets up all adjacent node tables; All adjacent node tables are deposited in database.
The present invention also provides a kind of topological analysis device that is exclusively used in power distribution network, comprises as lower unit: the line map acquiring unit is used for providing a distribution network line figure; Topological relation is set up the unit, obtains the geography information of all circuit and equipment according to described line map, thus the topological connection relation between apparatus for establishing and circuit; Topology table is set up the unit, sets up topology table according to the topological connection relation between equipment and circuit; Analyze and display unit, topology table is analyzed, and showed analysis result by graphic platform.
As optional technical scheme, the algorithm that adopts in analytic unit is selected from a kind of in breadth First algorithm and depth-first algorithm.
As optional technical scheme, described topology table is set up the unit and is further comprised: the facility information retrieval module, and retrieval all devices information is found out all electric substation's circuit breakers, with the starting point of these vacuum circuit-breakers as all circuits; The adjacent analysis module in space is selected a circuit breaker, and it is carried out the adjacent analysis in space, retrieves all distribution lines adjacent with it and stores in interim vector set; Node table is set up module, for each element in interim vector set, again uses the adjacent analysis in space, retrieves adjacent with it all devices, sets up the adjacent node table; The recursive analysis module, for all circuit breakers, recurrence is carried out the adjacent analysis in space, sets up all adjacent node tables; Memory module deposits all adjacent node tables in database in.
The invention has the advantages that, represent setting special graphic symbol according to user's needs with different object in layer, then topological layer be added in All Layers above, just clearly very convenient when the user operate topology like this.Related due to through the setting of some background colors and figure layer, the existence of the imperceptible topology of user is as just following traditional distribution topological diagram.Therefore technique scheme has the real-time topology connection, the function of disconnection, and can be according to the state of equipment topology, the state of equipment that real time altering affects.So just having solved power circuit can't distinguish charged when cutting down.Can intuitively reflect the state of equipment, for user's intuitive judgment.Therefore method and apparatus of the present invention can be accurately and reliably and the real-time topological analysis function that realizes power distribution network, and realize easily the application such as simulation power failure, supply district, power supply tracking, and established solid foundation for user's intuitive judgment equipment state.
[description of drawings]
Accompanying drawing 1 is depicted as the implementation step schematic diagram that is exclusively used in the topology analyzing method embodiment of power distribution network provided by the invention with accompanying drawing 2;
Accompanying drawing 3 is depicted as the apparatus structure schematic diagram that is exclusively used in the topological analysis device embodiment of power distribution network provided by the invention with accompanying drawing 4.
[embodiment]
Be exclusively used in the topology analyzing method of power distribution network and the embodiment of device elaborates below in conjunction with accompanying drawing to provided by the invention.
At first by reference to the accompanying drawings provide the embodiment of the topology analyzing method that is exclusively used in power distribution network.
Accompanying drawing 1 is depicted as the implementation step schematic diagram of this embodiment, comprising: step S100 provides a distribution network line figure; Step S110 obtains the geography information of all circuit and equipment according to described line map, thus the topological connection relation between apparatus for establishing and circuit; Step S120 sets up topology table according to the topological connection relation between equipment and circuit; Step S130 analyzes topology table, and shows analysis result by graphic platform.
Step S100 provides a distribution network line figure.
Described distribution network line figure refers to the distribution network figure in a certain zone, comprises the various device in electrical network, such as electric substations at different levels, various switch and load etc. and the interconnected relationship between them.
Step S110 obtains the geography information of all circuit and equipment according to described line map, thus the topological connection relation between apparatus for establishing and circuit.Its data structure can adopt following method definition:
1. camber line information data structure
String AreID; The coding of // arc
ImoPoint FormPoint; The starting point coordinate of // arc
String FromDevID; // starting point device coding
String ToDevID; // end device coding
Bool IfGeneratrix; // interior the bus of whether standing
Integer SegNodelD; // if bus, the bus node number that it is corresponding; If not bus,
Be affiliated line segment segment number
String LeadSpec; // wire gauge
2. facility information data structure
String DevID; The coding of // equipment
String type; // device type
Integer status; // equipment state, as: the folding attitude of switch, the charged information of equipment
ImoPoint Point; The geographical coordinate of // equipment
Step S120 sets up topology table according to the topological connection relation between equipment and circuit.Described topology table can be set up according to following algorithm, and the topology table after setting up stores in oracle database.
Be one group of step of optionally setting up topology table shown in accompanying drawing 2, comprise: step S121, retrieval all devices information is found out all electric substation's circuit breakers, with the starting point of these vacuum circuit-breakers as all circuits; Step S122 selects a circuit breaker, and it is carried out the adjacent analysis in space, retrieves all distribution lines adjacent with it and stores in interim vector set T; Step S123 for each element in T, uses the adjacent analysis in space again, retrieves adjacent with it all devices, sets up the adjacent node table; Step S124, for all circuit breakers, recurrence is carried out the adjacent analysis in space, sets up all adjacent node tables; Step S125 deposits all adjacent node tables in oracle database in.
Step S130 analyzes topology table, and shows analysis result by graphic platform.
Can adopt breadth First algorithm or depth-first algorithm that topology table is analyzed according to the feature of electrical network, and further show analysis result by graphic platform (for example: MapX, MapObject).The user can be according to the various application of the analysis result realization of showing in the geographical management of distribution.
In the step of showing analysis result, represent setting special graphic symbol according to user's needs with objects different in layer.For example can show by the figure of people's custom at the switch symbols of switching layer setting general-purpose, symbol and each capital equipment of also just setting transformer station at substation level, last again topological layer be added in All Layers above, just clearly very convenient when the user operate topology like this.
In above-mentioned steps, electric pole, switch or transformer station can regard an element in topology table as, in this step, at first the user can obtain the initial condition of element, then element is moved, interrupts or the operation such as merging, topology table can obtain this element after implementation and operation and the state of coherent element according to user's operation, and changes the rendering state of these elements by graphic platform.For the user, related due to through the setting of some background colors and figure layer, the existence of the imperceptible topology of user is as just following traditional distribution topological diagram.The topology that has so not only solved the general-purpose platform that prior art adopts can not be carried out the problem of the high layer analysis of electric power, the user is operated more convenient, directly perceived.
Next provide by reference to the accompanying drawings the embodiment of the topological analysis device that is exclusively used in power distribution network.
Be the structural representation of this embodiment shown in accompanying drawing 3, comprise as lower unit: line map acquiring unit 200 is used for providing a distribution network line figure; Topological relation is set up unit 210, obtains the geography information of all circuit and equipment according to described line map, thus the topological connection relation between apparatus for establishing and circuit; Topology table is set up unit 220, sets up topology table according to the topological connection relation between equipment and circuit; Analyze and display unit 230, topology table is analyzed, and showed analysis result by graphic platform.
The algorithm that adopts in analytic unit 230 is selected from a kind of in breadth First algorithm and depth-first algorithm.
Above topology table is set up unit 220 and is further comprised: facility information retrieval module 221, and retrieval all devices information is found out all electric substation's circuit breakers, with the starting point of these vacuum circuit-breakers as all circuits; The adjacent analysis module 222 in space is selected a circuit breaker, and it is carried out the adjacent analysis in space, retrieves all distribution lines adjacent with it and stores in interim vector set; Node table is set up module 223, for each element in interim vector set, again uses the adjacent analysis in space, retrieves adjacent with it all devices, sets up the adjacent node table; Recursive analysis module 224, for all circuit breakers, recurrence is carried out the adjacent analysis in space, sets up all adjacent node tables; Memory module 225 deposits all adjacent node tables in database in.
The description of above unit and module operating state sees also corresponding content in previous embodiment, repeats no more herein.
The above is only the preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (2)
1. a topology analyzing method that is exclusively used in power distribution network, is characterized in that, comprises the steps:
One distribution network line figure is provided;
Obtain the geography information of all circuit and equipment according to described line map, thus the topological connection relation between apparatus for establishing and circuit;
Set up topology table according to the topological connection relation between equipment and circuit;
The step of setting up topology table further comprises:
Retrieval all devices information is found out all electric substation's circuit breakers, with the starting point of electric substation's circuit breaker as all circuits;
Select a circuit breaker, it is carried out the adjacent analysis in space, retrieve all distribution lines adjacent with it and store in interim vector set;
For each element in interim vector set, again use the adjacent analysis in space, retrieve adjacent with it all devices, set up the adjacent node table;
For all circuit breakers, recurrence is carried out the adjacent analysis in space, sets up all adjacent node tables;
All adjacent node tables are deposited in database;
Adopt breadth First algorithm or depth-first algorithm that topology table is analyzed according to the feature of electrical network, and show analysis result by graphic platform, represent setting special graphic symbol with objects different in layer according to user's needs.
2. a topological analysis device that is exclusively used in power distribution network, is characterized in that, comprises as lower unit:
The line map acquiring unit is used for providing a distribution network line figure;
Topological relation is set up the unit, obtains the geography information of all circuit and equipment according to described line map, thus the topological connection relation between apparatus for establishing and circuit;
Topology table is set up the unit, sets up topology table according to the topological connection relation between equipment and circuit, and described topology table is set up the unit and further comprised:
The facility information retrieval module, retrieval all devices information is found out all electric substation's circuit breakers, with the starting point of electric substation's circuit breaker as all circuits;
The adjacent analysis module in space is selected a circuit breaker, and it is carried out the adjacent analysis in space, retrieves all distribution lines adjacent with it and stores in interim vector set;
Node table is set up module, for each element in interim vector set, again uses the adjacent analysis in space, retrieves adjacent with it all devices, sets up the adjacent node table;
The recursive analysis module, for all circuit breakers, recurrence is carried out the adjacent analysis in space, sets up all adjacent node tables;
Memory module deposits all adjacent node tables in database in;
Analyze and display unit, according to feature employing breadth First algorithm or the depth-first algorithm of electrical network
Topology table is analyzed, and showed analysis result by graphic platform, represent setting special graphic symbol with objects different in layer according to user's needs.
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| CN 200910197071 CN102044869B (en) | 2009-10-13 | 2009-10-13 | Special topology analysis method and device for distribution network |
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| CN 200910197071 CN102044869B (en) | 2009-10-13 | 2009-10-13 | Special topology analysis method and device for distribution network |
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| CN102403718B (en) * | 2011-11-21 | 2013-08-21 | 武汉精伦软件有限公司 | Generating method for power grid topological relationship based on Arcgis |
| CN102497018A (en) * | 2011-12-04 | 2012-06-13 | 江苏省电力公司南京供电公司 | Power distribution grid power failure and power supply information push platform and method |
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| CN102890796B (en) * | 2012-09-11 | 2015-09-09 | 上海威能电力科技有限公司 | The heuristic topological model method for building up of Power Station Monitored Control System |
| CN102999659B (en) * | 2012-11-13 | 2015-04-15 | 北京空间飞行器总体设计部 | Design method of dynamic power supply and distribution connection diagram |
| CN103268696A (en) * | 2013-05-20 | 2013-08-28 | 国家电网公司 | Multifunctional data acquisition method applied to power distribution overhaul |
| CN103259590B (en) * | 2013-05-27 | 2015-12-09 | 重庆邮电大学 | A kind of light multicast static P circle segment protection method of jumping section based on 2 |
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| CN104156534B (en) * | 2014-08-19 | 2017-08-25 | 华北电力大学（保定） | The objectification power network topology analysis method generated for black-start scheme |
| CN105808801A (en) * | 2014-12-30 | 2016-07-27 | 中兴通讯股份有限公司 | Circuit topology design method and apparatus for data center |
| CN105389666B (en) * | 2015-12-01 | 2017-06-06 | 江苏省电力公司苏州供电公司 | Distribution network model topology connectivity method of calibration |
| CN108020750A (en) * | 2016-11-02 | 2018-05-11 | 全球能源互联网研究院 | A kind of power distribution network power failure range analysis method and analytical equipment |
| CN107665467A (en) * | 2017-09-18 | 2018-02-06 | 安徽蓝杰鑫信息科技有限公司 | A kind of method based on GIS supply paths analysis Net Frame of Electric Network |
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| CN107705046A (en) * | 2017-11-08 | 2018-02-16 | 国家电网公司 | The quick Source Tracing and impact analysis method of a kind of distribution network failure |
| CN107862144B (en) * | 2017-11-13 | 2020-07-03 | 国网山东省电力公司荣成市供电公司 | Computer simulation method and system based on power grid |
| CN111082418B (en) * | 2019-12-02 | 2021-06-04 | 国网宁夏电力有限公司经济技术研究院 | System and method for analyzing topological relation of power distribution network equipment |
| CN111130860B (en) * | 2019-12-11 | 2023-04-07 | 中盈优创资讯科技有限公司 | Network topology management method and device and network topology query method and device |
| CN111639796B (en) * | 2020-05-26 | 2023-08-08 | 中国石油化工股份有限公司 | Ordered oil field electricity utilization system with topological structure and ordered electricity utilization distribution method thereof |
| CN112600203B (en) * | 2020-12-16 | 2022-07-26 | 卡斯柯信号有限公司 | Power grid wiring diagram topology analysis method based on dynamic region division |
| CN113094858A (en) * | 2021-04-15 | 2021-07-09 | 国网河北省电力有限公司沧州供电分公司 | Power grid topology analysis method based on shore-based power supply offshore oil field group |
| CN113688485B (en) * | 2021-07-08 | 2024-02-09 | 国网山东省电力公司济宁供电公司 | Traveling wave device configuration method and system based on topological structure layering |
| CN115018393B (en) * | 2022-08-08 | 2023-01-13 | 广东电网有限责任公司佛山供电局 | Topology analysis method and system of power distribution network model |
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