CN116542812B - GIS-based service channel switching method and system for power line transformation - Google Patents

GIS-based service channel switching method and system for power line transformation Download PDF

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CN116542812B
CN116542812B CN202310819818.5A CN202310819818A CN116542812B CN 116542812 B CN116542812 B CN 116542812B CN 202310819818 A CN202310819818 A CN 202310819818A CN 116542812 B CN116542812 B CN 116542812B
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CN116542812A (en
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臧伟
楼小波
吴云鹏
张国平
虞思城
宗丽英
马爱军
徐国华
杨佳彬
汪雨翔
张云峰
陈夏
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Zhejiang Tailun Power Group Co ltd Power Transmission Engineering Branch
Huzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Huzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Abstract

The application provides a service channel switching method and system for power line transformation based on GIS. According to the method, the power line transformation instruction initiated by the first service management node is acquired, the power line transformation instruction comprises information to be transformed, the power line transformation instruction is sent to the data management center, so that the data management center determines power line transformation classification according to the power line transformation instruction, when the power line transformation classification is internal power line transformation, the data management center issues a line transformation permission instruction to the first service management node, so that the first service management node performs service channel switching according to the information to be transformed, automatic service channel switching is realized when the power line transformation in an area is performed, and meanwhile, the problem of low service channel switching efficiency caused by too large data calculation amount when data centralized management is also avoided.

Description

GIS-based service channel switching method and system for power line transformation
Technical Field
The application relates to a data processing technology, in particular to a service channel switching method and system for power line transformation based on GIS.
Background
In order to adapt to the rapid development of economy and industry in China, the power system in China also faces great challenges of the transformation of the old circuit. And many factors such as line safety, stability, power supply capability and the like need to be considered in the power line transformation.
In the practical process of the existing line transformation, the peripheral condition of the line to be transformed needs to be manually analyzed, so that whether a proper standby line or a service channel exists for supporting the original line is found out, and then before the transformation is started, the load is switched from one line to the standby line or the other line, so that the stability and the reliability of power supply are ensured.
However, depending on the manual analysis, the efficiency is low, and the service channel switching requirement for the power line transformation cannot be met for a huge power grid system.
Disclosure of Invention
The application provides a service channel switching method and a service channel switching system for power line transformation based on GIS (geographic information system), which are used for solving the technical problem that the service channel switching requirement for power line transformation cannot be met for a huge power grid system in a manual analysis mode.
In a first aspect, the present application provides a service channel switching method for modifying an electric power line based on a GIS, which is applied to an electric power service management system, where the electric power service management system includes a data management center and a service management node set, each service management node in the service management node set establishes communication connection with the data management center, and each service management node is configured to perform data management on a line node and a line topology in a corresponding area, and the method includes:
Acquiring an electric power line reconstruction instruction initiated by a first service management node, wherein the electric power line reconstruction instruction comprises information to be reconstructed, the information to be reconstructed comprises a line set to be reconstructed, the line set to be reconstructed comprises at least one line to be reconstructed, a first geographic information system corresponding to the first service management node is used for storing a first line node set and a first line topology set in a region corresponding to the first service management node, and the first line topology set comprises at least part of lines to be reconstructed in the line set to be reconstructed;
the first service management node sends the power line transformation instruction to the data management center, a geographic information system corresponding to the data management center is used for storing node internal information and node interaction information, the node internal information comprises an internal line topology set in an area corresponding to each service management node in the service management node set, the node interaction information comprises an interaction line topology set among different service management nodes in the service management node set, and interaction line topologies in the interaction line topology set are used for representing topological relations among line nodes under different service management nodes;
The data management center determines a power line modification classification according to the power line modification instruction, wherein the power line modification classification comprises internal power line modification and external power line modification;
and if the power line transformation is classified as the internal power line transformation, the data management center issues a line transformation permission instruction to the first service management node so that the first service management node performs service channel switching according to the information to be transformed.
Optionally, the data management center determines a power line modification classification according to the power line modification instruction, including:
the data management center determines a line node set to be modified according to all lines to be modified in the line set to be modified and the geographic information system, wherein the line node set to be modified comprises all line nodes on the line to be modified;
the data management center traverses each line node in the line node set to be modified, and determines whether an external line node exists in the line node set to be modified, wherein the external line node is a line node in at least one interactive line topology in the interactive line topology set;
If the external line node does not exist, classifying the power line transformation into the internal power line transformation; and if the external line node exists, classifying the power line transformation into the external power line transformation.
Optionally, the service channel switching performed by the first service management node according to the information to be modified includes:
the data management center determines a first line node set to be modified according to a first line to be modified in the line set to be modified and the geographic information system, wherein the first line to be modified is any line to be modified in the line set to be modified, and the first line node set A1 to be modified is:
，
wherein ,for the electric energy input node on the first line to be modified,/or->For the electric energy output node on the first line to be modified, the electric energy output node outputs electric energy for the target electricity utilization node,the n line nodes of the first line to be modified are sequentially connected according to the element sequence in A1;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output node closest to the geographic position of a target electric energy node in a first electric energy output node set is selected, wherein the first electric energy output node set is a set formed by all electric energy output nodes outputting electric energy to the target electric energy node;
According to line nodesThe first modified line node set B1 is generated as follows:
, and ,/>，
The first service management node performs service channel switching according to the first transformed line node set B1 so as to switch to a line nodeAnd outputting electric energy to the target electricity utilization node.
Optionally, the service channel switching performed by the first service management node according to the information to be modified includes:
the data management center determines a first line node set to be modified according to a first line to be modified in the line set to be modified and the geographic information system, wherein the first line to be modified is any line to be modified in the line set to be modified, and the first line node set A1 to be modified is:
，
wherein ,for the electric energy input node on the first line to be modified,/or->The method comprises the steps that electric energy is output to an electric energy output node on a first line to be modified, the electric energy output node is a target electric energy utilization node, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For the first set of power input nodes to be selected +. >The electric energy input nodes closest in geographic position are collected as the first electric energy input nodes to be selected from the line nodes>Line node->A set of all the power input nodes having a line topology relationship;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output nodes closest to the geographic position of the target electric energy node in a second electric energy output node set to be selected are selected, and the second electric energy output node set to be selected is a set formed by all electric energy output nodes outputting electric energy to the target electric energy node;
according to line nodesLine node->The second modified line node set B2 is generated as follows:
, and ,/>，
Wherein, line nodeFor connecting line nodes->Line node->Line nodes in the line topology of (a);
the first service management node performs service channel switching according to the second transformed line node set B2 so as to switch to the line nodeAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
Optionally, the service channel switching performed by the first service management node according to the information to be modified includes:
The data management center determines a first line node set to be modified according to a first line to be modified in the line set to be modified and the geographic information system, wherein the first line to be modified is any line to be modified in the line set to be modified, and the first line node set A1 to be modified is:
，
wherein ,for the electric energy input node on the first line to be modified,/or->The method comprises the steps that electric energy is output to an electric energy output node on a first line to be modified, the electric energy output node is a target electric energy utilization node, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->Inputting the power to the second power to be selected and the line node +.>The electric energy input nodes closest in geographic position are collected as the first to-be-selected electric energy input nodes and the line nodes>Line node->A set of all the power input nodes having a line topology relationship;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node- >For being->Line node->Line node->Line nodes with line topological relation;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation exist, wherein k is more than or equal to 3 and less than or equal to n-1;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output node closest to the geographic position of the target electric energy node in a third electric energy output node set to be selected is formed by all electric energy output nodes outputting electric energy to the target electric energy node;
according to line nodesLine node->Line node->Line node->The third modified line node set B3 is generated as follows:
, and ,/>，
The first serviceThe management node performs service channel switching according to the third transformed line node set B3 to switch to the line nodeAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
Optionally, if the power line transformation is classified as the external power line transformation instruction, the data management center sends a service channel switching instruction to the first service management node and an associated service management node set, so that each service management node in the first service management node and the associated service management node set performs service channel switching according to the information to be transformed, and the associated service management node set is a set formed by service management nodes including at least one line node on the line to be transformed in a corresponding area.
Optionally, the service channel switching is performed by the first service management node and each service management node in the associated service management node set according to the information to be modified, including:
the data management center determines a second line node set to be modified according to a second line to be modified and the geographic information system, and the second line node set to be modified C1 is as follows:
，
wherein ,for the electrical energy input node on the second line to be retrofitted, ">Is saidThe electric energy output node on the second line to be modified outputs electric energy for the target electricity utilization node, and the m line nodes of the second line to be modified are sequentially connected according to element sequences in C1;
The data management center determines the first service management node and the second service management node according to the second line node set C1 to be modified and the geographic information system, wherein the associated service management node set comprises the second service management node, and the first line sub-node set D1 to be modified corresponding to the first service management node and the second line sub-node set D2 to be modified corresponding to the second service management node are respectively:
，
determining a line node according to the first geographic information systemCorresponding line node, wherein the line nodeInputting the power to be selected into the node set corresponding to the line node +.>The electric energy input nodes closest in geographic position are collected as the electric energy input nodes which are close to the line nodes>Line node->A set of all the power input nodes having a line topology relationship;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation;
determining a line node according to the first geographic information system Corresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation exist, wherein h is more than or equal to 3 and less than or equal to m-3;
determining a line node according to a second geographic information system corresponding to the second service management nodeCorresponding line node->Wherein the line node->For being->Line nodes with line topological relation;
the second service management node determines a line node according to the second geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output node closest to the geographic position of the target electric energy node in a fourth electric energy output node set to be selected is formed by all electric energy output nodes outputting electric energy to the target electric energy node;
the second service management node is used for managing the route nodes according to the second geographic information systemLine node->Determining line node->Wherein the line node->For connecting line nodes->Line node->In the line topology of (a)A line node;
according to line nodesLine node- >Line node->Line node->Line nodeLine node->The fourth modified line node set B4 is generated as follows:
, and ,/>，
The first service management node and the second service management node respectively switch service channels according to the fourth modified line node set B4 so as to switch to line nodesAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
In a second aspect, the present application provides a power service management system, comprising: the system comprises a data management center and a service management node set, wherein each service management node in the service management node set is respectively connected with the data management center in a communication way, and each service management node is used for carrying out data management on line nodes and line topology in a corresponding area;
the method comprises the steps that a first service management node is used for obtaining an electric power line transformation instruction, the electric power line transformation instruction comprises information to be transformed, the information to be transformed comprises a line set to be transformed, the line set to be transformed comprises at least one line to be transformed, a first geographic information system corresponding to the first service management node is used for storing a first line node set and a first line topology set in a corresponding area of the first service management node, and the first line topology set comprises the line set to be transformed;
The first service management node sends the power line transformation instruction to the data management center, a geographic information system corresponding to the data management center is used for storing node internal information and node interaction information, the node internal information comprises an internal line topology set in a corresponding area of each service management node in the service management node set, the node interaction information comprises an interaction line topology set among different service management nodes in the service management node set, and interaction line topologies in the interaction line topology set are used for representing topological relations among line nodes under different service management nodes;
the data management center determines a power line modification classification according to the power line modification instruction, wherein the power line modification classification comprises internal power line modification and external power line modification;
and if the power line transformation is classified as the internal power line transformation, the data management center issues a line transformation permission instruction to the first service management node so that the first service management node performs service channel switching according to the information to be transformed.
Optionally, the data management center determines a line node set to be modified according to all lines to be modified in the line set to be modified and the geographic information system, wherein the line node set to be modified comprises all line nodes on the line to be modified;
the data management center traverses each line node in the line node set to be modified, and determines whether an external line node exists in the line node set to be modified, wherein the external line node is a line node in at least one interactive line topology in the interactive line topology set;
if the external line node does not exist, classifying the power line transformation into the internal power line transformation; and if the external line node exists, classifying the power line transformation into the external power line transformation.
Optionally, the data management center determines a first line node set to be modified according to a first line to be modified in the line set to be modified and the geographic information system, the first line to be modified is any line to be modified in the line set to be modified, and the first line node set to be modified A1 is:
，
wherein ,for the electric energy input node on the first line to be modified,/or->The method comprises the steps that electric energy is output to an electric energy output node on a first line to be modified, the electric energy output node is a target electric energy utilization node, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output node closest to the geographic position of a target electric energy node in a first electric energy output node set is selected, wherein the first electric energy output node set is a set formed by all electric energy output nodes outputting electric energy to the target electric energy node;
according to line nodesThe first modified line node set B1 is generated as follows:
, and ,/>，
The first service management node performs service channel switching according to the first transformed line node set B1 so as to switch to a line nodeAnd outputting electric energy to the target electricity utilization node.
Optionally, the data management center determines a first line node set to be modified according to a first line to be modified in the line set to be modified and the geographic information system, the first line to be modified is any line to be modified in the line set to be modified, and the first line node set to be modified A1 is:
，
wherein ,for the electric energy input node on the first line to be modified,/or->The method comprises the steps that electric energy is output to an electric energy output node on a first line to be modified, the electric energy output node is a target electric energy utilization node, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For the first set of power input nodes to be selected +.>The electric energy input nodes closest in geographic position are collected as the first electric energy input nodes to be selected from the line nodes>Line node->A set of all the power input nodes having a line topology relationship;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->The second power output node set to be selected is the power output node closest to the geographic position of the target power consumption node, and the second power output node set to be selected is all power output nodes outputting power to the target power consumption nodeA set formed by the output nodes;
according to line nodesLine node- >The second modified line node set B2 is generated as follows:
, and ,/>，
Wherein, line nodeFor connecting line nodes->Line node->Line nodes in the line topology of (a);
the first service management node performs service channel switching according to the second transformed line node set B2 so as to switch to the line nodeAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
Optionally, the data management center determines a first line node set to be modified according to a first line to be modified in the line set to be modified and the geographic information system, the first line to be modified is any line to be modified in the line set to be modified, and the first line node set to be modified A1 is:
，
wherein ,for the electric energy input node on the first line to be modified,/or->The method comprises the steps that electric energy is output to an electric energy output node on a first line to be modified, the electric energy output node is a target electric energy utilization node, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1;
determining a line node according to the first geographic information systemCorresponding line node- >Wherein the line node->Inputting the power to the second power to be selected and the line node +.>The electric energy input nodes closest in geographic position are collected as the first to-be-selected electric energy input nodes and the line nodes>Line node->A set of all the power input nodes having a line topology relationship;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation exist, wherein k is more than or equal to 3 and less than or equal to n-1;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output node closest to the geographic position of the target electric energy node in a third electric energy output node set to be selected is formed by all electric energy output nodes outputting electric energy to the target electric energy node;
According to line nodesLine node->Line node->Line node->The third modified line node set B3 is generated as follows:
, and ,/>，
The first service management node performs service channel switching according to the third transformed line node set B3 to switch to a line nodeAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
Optionally, if the power line transformation is classified as the external power line transformation instruction, the data management center sends a service channel switching instruction to the first service management node and an associated service management node set, so that each service management node in the first service management node and the associated service management node set performs service channel switching according to the information to be transformed, and the associated service management node set is a set formed by service management nodes including at least one line node on the line to be transformed in a corresponding area.
Optionally, the data management center determines a second line node set to be modified according to a second line to be modified and the geographic information system, and the second line node set to be modified C1 is:
，
wherein ,for the electrical energy input node on the second line to be retrofitted, ">The method comprises the steps that electric energy is output for an electric energy output node on a second line to be modified, the electric energy output node is a target electric consumption node to output electric energy, and m line nodes of the second line to be modified are sequentially connected according to element sequences in C1;
the data management center determines the first service management node and the second service management node according to the second line node set C1 to be modified and the geographic information system, wherein the associated service management node set comprises the second service management node, and the first line sub-node set D1 to be modified corresponding to the first service management node and the second line sub-node set D2 to be modified corresponding to the second service management node are respectively:
，
determining a line node according to the first geographic information systemCorresponding line node, wherein the line nodeInputting the power to be selected into the node set corresponding to the line node +.>The electric energy input nodes closest in geographic position are collected as the electric energy input nodes which are close to the line nodes>Line node->A set of all the power input nodes having a line topology relationship;
Determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation;
determining a route from the first geographic information systemNodeCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation exist, wherein h is more than or equal to 3 and less than or equal to m-3;
determining a line node according to a second geographic information system corresponding to the second service management nodeCorresponding line node, wherein line node +.>For being->Line nodes with line topological relation;
the second service management node determines a line node according to the second geographic information systemCorresponding line node->Wherein the line node->For the fourth set of power output nodes to be selectedThe fourth to-be-selected electric energy output node set is a set formed by all electric energy output nodes outputting electric energy to the target electric node;
the second service management node is used for managing the route nodes according to the second geographic information system Line node->Determining line node->Wherein the line node->For connecting line nodes->Line node->Line nodes in the line topology of (a);
according to line nodesLine node->Line node->Line node->Line nodeLine node->Generating a fourth modified post lineThe set of road nodes B4 is:
, and ,/>，
The first service management node and the second service management node respectively switch service channels according to the fourth modified line node set B4 so as to switch to line nodesAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
In a third aspect, the present application provides an electronic device comprising:
a processor; and a memory for storing executable instructions of the processor;
wherein the processor is configured to perform any one of the possible methods described in the first aspect via execution of the executable instructions.
In a fourth aspect, the present application provides a computer readable storage medium having stored therein computer executable instructions which when executed by a processor are adapted to carry out any one of the possible methods described in the first aspect.
According to the GIS-based service channel switching method and system for power line transformation, the power line transformation instruction initiated by the first service management node is acquired, the power line transformation instruction comprises the information to be transformed, and the power line transformation instruction is sent to the data management center, so that the data management center determines the power line transformation classification according to the power line transformation instruction, when the power line transformation classification is internal power line transformation, the data management center issues the line transformation permission instruction to the first service management node, so that the first service management node performs service channel switching according to the information to be transformed, automatic service channel switching is realized when the power line transformation in a region is performed, and meanwhile, the problem of low service channel switching efficiency caused by too large data calculation amount when data centralized management is performed is avoided.
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The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.
Fig. 1 is a schematic flow diagram of a service channel switching method for power line transformation based on GIS according to an exemplary embodiment of the present application;
Fig. 2 is a schematic flow chart of a service channel switching method for power line transformation based on GIS according to another exemplary embodiment of the present application;
FIG. 3 is a schematic diagram of a power service management system according to an example embodiment of the application;
fig. 4 is a schematic structural view of an electronic device according to an exemplary embodiment of the present application.
Specific embodiments of the present application have been shown by way of the above drawings and will be described in more detail below. The drawings and the written description are not intended to limit the scope of the inventive concepts in any way, but rather to illustrate the inventive concepts to those skilled in the art by reference to the specific embodiments.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the application. Rather, they are merely examples of apparatus and methods consistent with aspects of the application as detailed in the accompanying claims.
Fig. 1 is a flow chart illustrating a service channel switching method for power line transformation based on GIS according to an exemplary embodiment of the present application. As shown in fig. 1, the method provided in this embodiment includes:
s101, acquiring a power line transformation instruction initiated by a first service management node.
The method provided by the embodiment is applied to the power service management system, wherein the power service management system comprises a data management center and a service management node set, each service management node in the service management node set is respectively connected with the data management center in a communication mode, and each service management node is used for carrying out data management on the line nodes and the line topology in the corresponding area. It is worth to say that the data management center can be a national power grid data management center, a provincial power grid data management center, a city-county power grid data management center and the important function of the data management center is to comprehensively manage the data of all line nodes and power lines in the jurisdiction. The service management node may be a data management node corresponding to each regional scope, for example, may be a regional-town-level power grid data management node. In addition, with the development of the electric automobile industry, the requirement of setting a charging pile on an expressway is increasing, so the data management center may also be a power grid data management center corresponding to an expressway, and the data management node may be a power grid data management node corresponding to a road section. In addition, a geographic information system (Geographic Information System, GIS) is established in the data management center and the service management nodes, and geographic position information corresponding to each line node and the topological relation of each power line are stored in the system. The service management node may send the latest line node and the data of the power line to the data management center according to a preset period, for example, every month, so as to update the data of the data management center.
In this step, the power line transformation instruction initiated by the first service management node may be acquired, the power line transformation instruction includes information to be transformed, the information to be transformed includes a line set to be transformed, the line set to be transformed includes at least one line to be transformed, and the first geographic information system corresponding to the first service management node is configured to store a first line node set and a first line topology set in an area corresponding to the first service management node, where the first line topology set includes at least a portion of lines to be transformed in the line set to be transformed.
S102, the first service management node sends a power line transformation instruction to a data management center.
Optionally, the first service management node sends the power line transformation instruction to the data management center, the geographic information system corresponding to the data management center is used for storing node internal information and node interaction information, the node internal information includes an internal line topology set in an area corresponding to each service management node in the service management node set, the node interaction information includes an interaction line topology set between different service management nodes in the service management node set, and the interaction line topology in the interaction line topology set is used for representing a topological relation between line nodes under different service management nodes.
And S103, the data management center determines the power line transformation classification according to the power line transformation instruction.
After the first service management node sends the power line modification instruction to the data management center, the data management center determines a power line modification classification according to the power line modification instruction, wherein the power line modification classification comprises internal power line modification and external power line modification.
And S104, if the power line transformation is classified as internal power line transformation, the data management center issues a line transformation permission instruction to the first service management node so that the first service management node performs service channel switching according to the information to be transformed.
If the power line transformation is classified as internal power line transformation, the data management center issues a line transformation permission instruction to the first service management node so that the first service management node performs service channel switching according to the information to be transformed.
In a first possible implementation manner, the data management center may determine, according to a first line to be modified in the line set to be modified and the geographic information system, a first line to be modified node set, where the first line to be modified is any line to be modified in the line set to be modified, and the first line to be modified node set A1 is:
，
wherein ,for the electric energy input node on the first line to be retrofitted, < > in->The method comprises the steps that electric energy output nodes on a first line to be modified are used for outputting electric energy for target electricity utilization nodes, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1;
determining a line node from a first geographic information systemCorresponding line node->Wherein, line nodeThe method comprises the steps that the first electric energy output node set is the electric energy output node closest to the geographic position of a target electric node, and the first electric energy output node set is a set formed by all electric energy output nodes outputting electric energy to the target electric node;
according to line nodesThe first modified line node set B1 is generated as follows:
, and ,/>，
The first service management node performs service channel switching according to the first transformed line node set B1 so as to switch to the line nodeAnd outputting electric energy to the target electricity utilization node.
In a first possible implementation manner of marketing, the target electricity node is directly switched to the electric energy output node closest to the geographic position of the target electricity nodeThe method can realize the rapid switching of the internal service channels, and avoid the fluctuation of the whole power grid after the service channels are switched because the influence of line nodes is minimum.
In a second possible implementation manner, the data management center determines a first line node set to be modified according to a first line to be modified in the line set to be modified and the geographic information system, wherein the first line to be modified is any line to be modified in the line set to be modified, and the first line node set to be modified A1 is:
，
wherein ,for the electric energy input node on the first line to be retrofitted, < > in->The method comprises the steps that electric energy output nodes on a first line to be modified are used for outputting electric energy for target electricity utilization nodes, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1; />
Determining a line node from a first geographic information systemCorresponding line node->Wherein, line nodeFor the first set of power input nodes to be selected +.>The electric energy input node closest to the geographic position is selected from the first set of electric energy input nodes which are the line nodes +.>Line node->A set of all the power input nodes having a line topology relationship;
determining a line node from a first geographic information systemCorresponding line node->Wherein, line nodeThe method comprises the steps that the electric energy output nodes closest to the geographic position of a target electric energy node in a second electric energy output node set to be selected are selected, and the second electric energy output node set to be selected is a set formed by all electric energy output nodes outputting electric energy to the target electric energy node;
According to line nodesLine node->Generating a second modified line nodeThe set B2 is:
, and ,/>，
Wherein, line nodeFor connecting line nodes->Line node->Line nodes in the line topology of (a);
the first service management node performs service channel switching according to the second modified line node set B2 so as to switch to the line nodeAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
In a second possible implementation manner, a line node is ensuredAnd line node->Has topological connection relation, and line node->And line node->There is a topological connection and, via the line node +.>Establishing a connection line node->Line node->The line topology between the two can be quickly switched into line nodes after the transformation is completed>Electric energy input is carried out and switching to line node +.>And outputting electric energy. So that the road node can be preferentially compromised when the line is modified>And line node->After transformation is completed, the transformation can be quickly switched to the line node +.>Electric energy input is carried out and switching to line node +. >And electric energy output is carried out, and meanwhile, other circuit nodes can be continuously transformed, so that the overall transformation efficiency is greatly improved, and extra burden and fluctuation on a power grid are avoided.
In a third possible implementation manner, the data management center determines a first line node set to be modified according to a first line to be modified in the line set to be modified and the geographic information system, the first line to be modified is any line to be modified in the line set to be modified, and the first line node set to be modified A1 is:
，
wherein ,for the electric energy input node on the first line to be retrofitted, < > in->The method comprises the steps that electric energy output nodes on a first line to be modified are used for outputting electric energy for target electricity utilization nodes, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1; />
Determining a line node from a first geographic information systemCorresponding line node->Wherein, line nodeInputting the power to the second power to be selected and the line node +.>The electric energy input node closest to the geographic position is selected as a second electric energy input node set to be a line node>Line node->A set of all the power input nodes having a line topology relationship;
Determining a line node from a first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation;
determining a line node from a first geographic information systemCorresponding line node->Wherein, line nodeFor being->Line node->Line node->Line nodes with line topological relation exist, wherein k is more than or equal to 3 and less than or equal to n-1;
determining a line node from a first geographic information systemCorresponding line node->Wherein, line nodeThe method comprises the steps that the electric energy output nodes closest to the geographic position of a target electric energy node in a third electric energy output node set to be selected are formed by all electric energy output nodes outputting electric energy to the target electric energy node;
according to line nodesLine node->Line node->Line node->The third modified line node set B3 is generated as follows:
, and ,/>，
The first service management node performs service channel switching according to the third transformed line node set B3 so as to switch to the line nodeAnd line node->Connected to pass line node- >And outputting electric energy to the target electricity utilization node.
Through the third possible implementation manner, when the line is transformed, the line node after the transformation is timely switched into the line node corresponding to the original line node without influencing the transformation of other line nodes, so that the overall transformation efficiency is greatly improved, and the extra burden and fluctuation to the power grid are avoided.
In this embodiment, by acquiring the power line transformation instruction initiated by the first service management node, the power line transformation instruction includes information to be transformed, and sends the power line transformation instruction to the data management center, so that the data management center determines the power line transformation classification according to the power line transformation instruction, when the power line transformation classification is internal power line transformation, the data management center issues a line transformation permission instruction to the first service management node, so that the first service management node performs service channel switching according to the information to be transformed, thereby realizing automatic service channel switching when performing regional power line transformation, and simultaneously, avoiding the problem of lower service channel switching efficiency caused by too large data calculation amount when performing data centralized management.
In addition, in this embodiment, when the performed power line transformation is classified into internal power line transformation, the first service management node may determine that one of the first to third service channel switching implementations is to be switched according to a preset service channel switching rule, where the service channel switching rule may be determined according to the number of line nodes on the line to be transformed, if the number of line nodes is less than the first threshold, the first service channel switching implementation is adopted, and the number of line nodes is greater than or equal to the first threshold, but less than the second threshold, the second service channel switching implementation is adopted, and when the number of line nodes is greater than or equal to the second threshold, the third service channel switching implementation is adopted.
Fig. 2 is a flow chart illustrating a service channel switching method for power line reconstruction based on GIS according to another exemplary embodiment of the present application. As shown in fig. 2, the method provided in this embodiment includes:
s201, acquiring a power line transformation instruction initiated by a first service management node.
The method provided by the embodiment is applied to the power service management system, wherein the power service management system comprises a data management center and a service management node set, each service management node in the service management node set is respectively connected with the data management center in a communication mode, and each service management node is used for carrying out data management on the line nodes and the line topology in the corresponding area. It is worth to say that the data management center can be a national power grid data management center, a provincial power grid data management center, a city-county power grid data management center and the important function of the data management center is to comprehensively manage the data of all line nodes and power lines in the jurisdiction. The service management node may be a data management node corresponding to each regional scope, for example, may be a regional-town-level power grid data management node. In addition, with the development of the electric automobile industry, the requirement of setting a charging pile on an expressway is increasing, so the data management center may also be a power grid data management center corresponding to an expressway, and the data management node may be a power grid data management node corresponding to a road section. In addition, a geographic information system (Geographic Information System, GIS) is established in the data management center and the service management nodes, and geographic position information corresponding to each line node and the topological relation of each power line are stored in the system. The service management node may send the latest line node and the data of the power line to the data management center according to a preset period, for example, every month, so as to update the data of the data management center.
In this step, the power line transformation instruction initiated by the first service management node may be acquired, the power line transformation instruction includes information to be transformed, the information to be transformed includes a line set to be transformed, the line set to be transformed includes at least one line to be transformed, and the first geographic information system corresponding to the first service management node is configured to store a first line node set and a first line topology set in an area corresponding to the first service management node, where the first line topology set includes at least a portion of lines to be transformed in the line set to be transformed.
S202, the first service management node sends a power line transformation instruction to a data management center.
Optionally, the first service management node sends the power line transformation instruction to the data management center, the geographic information system corresponding to the data management center is used for storing node internal information and node interaction information, the node internal information includes an internal line topology set in an area corresponding to each service management node in the service management node set, the node interaction information includes an interaction line topology set between different service management nodes in the service management node set, and the interaction line topology in the interaction line topology set is used for representing a topological relation between line nodes under different service management nodes.
And S203, the data management center determines a line node set to be modified according to all lines to be modified in the line set to be modified and the geographic information system.
In this step, the data management center determines a line node set to be modified according to all lines to be modified in the line set to be modified and the geographic information system, where the line node set to be modified includes each line node on the line to be modified.
S204, the data management center traverses each line node in the line node set to be modified, and determines whether an external line node exists in the line node set to be modified.
In the step, the data management center traverses each line node in the line node set to be modified, and determines whether an external line node exists in the line node set to be modified, wherein the external line node is a line node in at least one interactive line topology in the interactive line topology set
S205, if no external line node exists, the power line transformation is classified as an internal power line transformation.
In the step, if no external line node exists, the power line transformation is classified as internal power line transformation; if an external line node exists, the power line transformation is classified as external power line transformation
S206, if the power line transformation is classified as internal power line transformation, the data management center issues a line transformation permission instruction to the first service management node so that the first service management node can switch the service channels according to the information to be transformed.
However, if the power line transformation is classified as an external power line transformation instruction, the data management center sends a service channel switching instruction to the first service management node and the associated service management node set, so that each service management node in the first service management node and the associated service management node set performs service channel switching according to the information to be transformed, and the associated service management node set is a set formed by the service management nodes including at least one line node on the line to be transformed in the corresponding area.
Specifically, the data management center determines a second line node set to be modified according to the second line to be modified and the geographic information system, and the second line node set to be modified C1 is:
，
wherein ,for the power input node on the second line to be modified,/->The method comprises the steps that electric energy is output by taking an electric energy output node on a second line to be modified as a target electricity utilization node, and m line nodes of the second line to be modified are sequentially connected according to element sequences in C1;
The data management center determines a first service management node and a second service management node according to a second line node set C1 to be modified and a geographic information system, wherein the associated service management node set comprises the second service management node, and a first line sub-node set D1 to be modified corresponding to the first service management node and a second line sub-node set D2 to be modified corresponding to the second service management node are respectively:
，
determining a line node from a first geographic information systemCorresponding line node, wherein line node +.>Inputting the power to be selected into the node set corresponding to the line node +.>The electric energy input node closest to the geographic position is collected as a fourth electric energy input node to be selected as a line node +.>Line node->A set of all the power input nodes having a line topology relationship;
determining a line node from a first geographic information systemCorresponding line node->Wherein, line nodeFor being->Line node->Line node->Line nodes with line topological relation;
determining a line node from a first geographic information systemCorresponding line node->Wherein, line node For being->Line node->Line node->Line nodes with line topological relation exist, wherein h is more than or equal to 3 and less than or equal to m-3;
determining the line node according to a second geographic information system corresponding to the second service management nodeCorresponding line node->Wherein the line node->For being->Line nodes with line topological relation;
the second service management node determines the line node according to the second geographic information systemCorresponding line nodeWherein the line node->The method comprises the steps that the electric energy output nodes closest to the geographic position of a target electric energy node in a fourth electric energy output node set to be selected are formed by all electric energy output nodes outputting electric energy to the target electric energy node;
the second service management node is used for managing the line node according to the second geographic information systemLine node->Determining line node->Wherein the line node->For connecting line nodes->Line node->Line nodes in the line topology of (a);
according to line nodesLine node->Line node->Line node->Line nodeLine node->The fourth modified line node set B4 is generated as follows:
, and ,/>，
The first service management node and the second service management node respectively switch the service channels according to the fourth transformed line node set B4 so as to switch to the line nodesAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
Fig. 3 is a schematic diagram showing the structure of a power service management system according to an exemplary embodiment of the present application. As shown in fig. 3, the system 300 provided in this embodiment includes: the system comprises a data management center 310 and a service management node set, wherein each service management node in the service management node set is respectively connected with the data management center 310 in a communication way, and each service management node is used for carrying out data management on line nodes and line topologies in corresponding areas;
the first service management node 311 is configured to obtain an electric power line transformation instruction, where the electric power line transformation instruction includes information to be transformed, the information to be transformed includes a line set to be transformed, the line set to be transformed includes at least one line to be transformed, and a first geographic information system corresponding to the first service management node 311 is configured to store a first line node set and a first line topology set in a region corresponding to the first service management node 311, where the first line topology set includes the line set to be transformed;
The first service management node 311 sends the power line transformation instruction to the data management center 310, where a geographic information system corresponding to the data management center 310 is used to store node internal information and node interaction information, the node internal information includes an internal line topology set in a region corresponding to each service management node in the service management node set, the node interaction information includes an interaction line topology set between different service management nodes in the service management node set, and an interaction line topology in the interaction line topology set is used to characterize a topology relationship between line nodes under different service management nodes;
the data management center 310 determines a power line modification classification according to the power line modification instruction, the power line modification classification including an internal power line modification and an external power line modification;
if the power line transformation is classified as the internal power line transformation, the data management center 310 issues a line transformation permission instruction to the first service management node 311, so that the first service management node 311 performs service channel switching according to the information to be transformed.
Optionally, the data management center 310 determines a line node set to be modified according to all lines to be modified in the line set to be modified and the geographic information system, where the line node set to be modified includes each line node on the line to be modified;
the data management center 310 traverses each line node in the line node set to be modified, and determines whether an external line node exists in the line node set to be modified, wherein the external line node is a line node in at least one interactive line topology in the interactive line topology set;
if the external line node does not exist, classifying the power line transformation into the internal power line transformation; and if the external line node exists, classifying the power line transformation into the external power line transformation.
Optionally, the data management center 310 determines a first to-be-modified line node set according to a first to-be-modified line in the to-be-modified line set and the geographic information system, where the first to-be-modified line is any to-be-modified line in the to-be-modified line set, and the first to-be-modified line node set A1 is:
，
wherein ,for the electric energy input node on the first line to be modified,/or->The method comprises the steps that electric energy is output to an electric energy output node on a first line to be modified, the electric energy output node is a target electric energy utilization node, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output node closest to the geographic position of a target electric energy node in a first electric energy output node set is selected, wherein the first electric energy output node set is a set formed by all electric energy output nodes outputting electric energy to the target electric energy node;
according to line nodesThe first modified line node set B1 is generated as follows:
, and ,/>，
The first service management node 311 performs service channel switching according to the first modified line node set B1 to switch to a line nodeAnd outputting electric energy to the target electricity utilization node.
Optionally, the data management center 310 determines a first to-be-modified line node set according to a first to-be-modified line in the to-be-modified line set and the geographic information system, where the first to-be-modified line is any to-be-modified line in the to-be-modified line set, and the first to-be-modified line node set A1 is:
，
wherein ,for the electric energy input node on the first line to be modified,/or->The method comprises the steps that electric energy is output to an electric energy output node on a first line to be modified, the electric energy output node is a target electric energy utilization node, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For the first set of power input nodes to be selected +.>The electric energy input nodes closest in geographic position are collected as the first electric energy input nodes to be selected from the line nodes>Line node->A set of all the power input nodes having a line topology relationship;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output nodes closest to the geographic position of the target electric energy node in a second electric energy output node set to be selected are selected, and the second electric energy output node set to be selected is a set formed by all electric energy output nodes outputting electric energy to the target electric energy node;
according to line nodesLine node- >The second modified line node set B2 is generated as follows:
, and ,/>，
Wherein, line nodeFor connecting line nodes->Line node->Line nodes in the line topology of (a);
the first service management node 311 performs service channel switching according to the second modified line node set B2 to switch to a line nodeAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
Optionally, the data management center 310 determines a first to-be-modified line node set according to a first to-be-modified line in the to-be-modified line set and the geographic information system, where the first to-be-modified line is any to-be-modified line in the to-be-modified line set, and the first to-be-modified line node set A1 is:
，
wherein ,for the electric energy input node on the first line to be modified,/or->The electric energy output node on the first line to be modified is the target electricity utilization node for outputThe electric energy is generated, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1;
determining a line node according to the first geographic information systemCorresponding line node- >Wherein the line node->The second power input node set to be selected is in the same line node +.>The electric energy input nodes closest in geographic position are collected as the first to-be-selected electric energy input nodes and the line nodes>Line node->A set of all the power input nodes having a line topology relationship;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation; />
Determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation exist, wherein k is more than or equal to 3 and less than or equal to n-1;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output node closest to the geographic position of the target electric energy node in a third electric energy output node set to be selected is formed by all electric energy output nodes outputting electric energy to the target electric energy node;
According to line nodesLine node->Line node->Line node->The third modified line node set B3 is generated as follows:
, and ,/>，
The first service management node 311 performs service channel switching according to the third modified line node set B3 to switch to a line nodeAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
Optionally, if the power line transformation is classified as the external power line transformation instruction, the data management center 310 sends a service channel switching instruction to the first service management node 311 and an associated service management node set, so that each service management node in the first service management node 311 and the associated service management node set performs service channel switching according to the information to be transformed, where the associated service management node set is a set formed by service management nodes including at least one line node on the line to be transformed in a corresponding area.
Optionally, the data management center 310 determines a second set of line nodes to be modified according to the second line to be modified and the geographic information system, where the second set of line nodes to be modified C1 is:
，
wherein ,for the electrical energy input node on the second line to be retrofitted, ">The method comprises the steps that electric energy is output for an electric energy output node on a second line to be modified, the electric energy output node is a target electric consumption node to output electric energy, and m line nodes of the second line to be modified are sequentially connected according to element sequences in C1;
the data management center 310 determines, according to the second to-be-modified line node set C1 and the geographic information system, the first service management node 311 and the second service management node 312, where the associated service management node set includes the second service management node 312, and the first to-be-modified line sub-node set D1 corresponding to the first service management node 311 and the second to-be-modified line sub-node set D2 corresponding to the second service management node 312 are respectively:
，/>
determining a line node according to the first geographic information systemCorresponding line node, wherein the line nodeInputting the power to be selected into the node set corresponding to the line node +.>The power input node closest in geographic position, the fourth power input node to be selectedAggregate to be line node->Line node->A set of all the power input nodes having a line topology relationship;
Determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation exist, wherein h is more than or equal to 3 and less than or equal to m-3;
determining a line node according to a second geographic information system corresponding to the second service management node 312Corresponding line node->Wherein the line node->For being->Line nodes with line topological relation;
the second service management node 312 determines a line node according to the second geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output node closest to the geographic position of the target electric energy node in a fourth electric energy output node set to be selected is formed by all electric energy output nodes outputting electric energy to the target electric energy node;
the second service management node 312 is configured to control the second service management node according to the second geographic information system and the line node Line node->Determining line node->Wherein the line node->For connecting line nodes->Line node->Line nodes in the line topology of (a);
according to line nodesLine node->Line node->Line node->Line nodeLine node->The fourth modified line node set B4 is generated as follows:
, and ,/>，
The first service management node 311 and the second service management node 312 respectively switch service channels according to the fourth modified line node set B4 to switchTo line nodeAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
Fig. 4 is a schematic structural view of an electronic device according to an exemplary embodiment of the present application. As shown in fig. 4, an electronic device 400 provided in this embodiment includes: a processor 401 and a memory 402; wherein:
a memory 402 for storing a computer program, which memory may also be a flash memory.
A processor 401 for executing the execution instructions stored in the memory to implement the steps in the above method. Reference may be made in particular to the description of the embodiments of the method described above.
Alternatively, the memory 402 may be separate or integrated with the processor 401.
When the memory 402 is a device separate from the processor 401, the electronic apparatus 400 may further include:
a bus 403 for connecting the memory 402 and the processor 401.
The present embodiment also provides a readable storage medium having a computer program stored therein, which when executed by at least one processor of an electronic device, performs the methods provided by the various embodiments described above.
The present embodiment also provides a program product comprising a computer program stored in a readable storage medium. The computer program may be read from a readable storage medium by at least one processor of an electronic device, and executed by the at least one processor, causes the electronic device to implement the methods provided by the various embodiments described above.
Other embodiments of the application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the application following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the application pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.
It is to be understood that the application is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the application is limited only by the appended claims.

Claims (9)

1. The service channel switching method for the power line transformation based on the GIS is characterized by being applied to a power service management system, wherein the power service management system comprises a data management center and a service management node set, each service management node in the service management node set is respectively connected with the data management center in a communication mode, and each service management node is used for carrying out data management on line nodes and line topology in a corresponding area, and the method comprises the following steps:
acquiring an electric power line reconstruction instruction initiated by a first service management node, wherein the electric power line reconstruction instruction comprises information to be reconstructed, the information to be reconstructed comprises a line set to be reconstructed, the line set to be reconstructed comprises at least one line to be reconstructed, a first geographic information system corresponding to the first service management node is used for storing a first line node set and a first line topology set in a region corresponding to the first service management node, and the first line topology set comprises at least part of lines to be reconstructed in the line set to be reconstructed;
The first service management node sends the power line transformation instruction to the data management center, a geographic information system corresponding to the data management center is used for storing node internal information and node interaction information, the node internal information comprises an internal line topology set in an area corresponding to each service management node in the service management node set, the node interaction information comprises an interaction line topology set among different service management nodes in the service management node set, and interaction line topologies in the interaction line topology set are used for representing topological relations among line nodes under different service management nodes;
the data management center determines a power line modification classification according to the power line modification instruction, wherein the power line modification classification comprises internal power line modification and external power line modification;
if the power line transformation is classified as the internal power line transformation, the data management center issues a line transformation permission instruction to the first service management node so that the first service management node performs service channel switching according to the information to be transformed;
The data management center determines a power line modification classification according to the power line modification instruction, including:
the data management center determines a line node set to be modified according to all lines to be modified in the line set to be modified and the geographic information system, wherein the line node set to be modified comprises all line nodes on the line to be modified;
the data management center traverses each line node in the line node set to be modified, and determines whether an external line node exists in the line node set to be modified, wherein the external line node is a line node in at least one interactive line topology in the interactive line topology set;
if the external line node does not exist, classifying the power line transformation into the internal power line transformation; and if the external line node exists, classifying the power line transformation into the external power line transformation.
2. The service channel switching method for power line transformation based on GIS according to claim 1, wherein the first service management node performs service channel switching according to the information to be transformed, and includes:
The data management center determines a first line node set to be modified according to a first line to be modified in the line set to be modified and the geographic information system, wherein the first line to be modified is any line to be modified in the line set to be modified, and the first line node set A1 to be modified is:
,
wherein ,for the electric energy input node on the first line to be modified,/or->The method comprises the steps that electric energy is output to an electric energy output node on a first line to be modified, the electric energy output node is a target electric energy utilization node, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output node closest to the geographic position of a target electric energy node in a first electric energy output node set is selected, wherein the first electric energy output node set is a set formed by all electric energy output nodes outputting electric energy to the target electric energy node;
according to line nodesThe first modified line node set B1 is generated as follows:
,
the first service management node performs service channel switching according to the first transformed line node set B1 so as to switch to a line node And outputting electric energy to the target electricity utilization node.
3. The service channel switching method for power line transformation based on GIS according to claim 1, wherein the first service management node performs service channel switching according to the information to be transformed, and includes:
the data management center determines a first line node set to be modified according to a first line to be modified in the line set to be modified and the geographic information system, wherein the first line to be modified is any line to be modified in the line set to be modified, and the first line node set A1 to be modified is:
,
wherein ,for the electric energy input node on the first line to be modified,/or->The method comprises the steps that electric energy is output to an electric energy output node on a first line to be modified, the electric energy output node is a target electric energy utilization node, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1;
according to the instituteThe first geographic information system determines a line nodeCorresponding line node->Wherein the line node->For the first set of power input nodes to be selected +.>The electric energy input nodes closest in geographic position are collected as the first electric energy input nodes to be selected from the line nodes >Line node->A set of all the power input nodes having a line topology relationship;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output nodes closest to the geographic position of the target electric energy node in a second electric energy output node set to be selected are selected, and the second electric energy output node set to be selected is a set formed by all electric energy output nodes outputting electric energy to the target electric energy node;
according to line nodesLine node->The second modified line node set B2 is generated as follows:
,
wherein, line nodeFor connecting line nodes->Line node->Line nodes in the line topology of (a);
the first service management node performs service channel switching according to the second transformed line node set B2 so as to switch to the line nodeAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
4. The service channel switching method for power line transformation based on GIS according to claim 1, wherein the first service management node performs service channel switching according to the information to be transformed, and includes:
The data management center determines a first line node set to be modified according to a first line to be modified in the line set to be modified and the geographic information system, wherein the first line to be modified is any line to be modified in the line set to be modified, and the first line node set A1 to be modified is:
,
wherein ,for the electric energy input node on the first line to be modified,/or->The method comprises the steps that electric energy is output to an electric energy output node on a first line to be modified, the electric energy output node is a target electric energy utilization node, and n line nodes of the first line to be modified are sequentially connected according to element sequences in A1;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->Inputting the power to the second power to be selected and the line node +.>The electric energy input nodes closest in geographic position are collected as the first to-be-selected electric energy input nodes and the line nodes>Line node->Are all present inA set of all the power input nodes of the line topology relationship;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node- >For being->Line node->Line node->Line nodes with line topological relation;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes that each have a line topology relationship, wherein,；
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->The method comprises the steps that the electric energy output node closest to the geographic position of the target electric energy node in a third electric energy output node set to be selected is formed by all electric energy output nodes outputting electric energy to the target electric energy node;
according to line nodesLine node->Line node->Line node->The third modified line node set B3 is generated as follows:
,
the first service management node performs service channel switching according to the third transformed line node set B3 to switch to a line nodeAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
5. The service channel switching method for power line modification based on GIS according to claim 1, wherein if the power line modification is classified as the external power line modification instruction, the data management center sends a service channel switching instruction to the first service management node and an associated service management node set, so that each service management node in the first service management node and the associated service management node set performs service channel switching according to the information to be modified, and the associated service management node set is a set formed by service management nodes including at least one line node on the line to be modified in a corresponding area.
6. The service channel switching method for power line transformation based on GIS according to claim 5, wherein each service management node in the first service management node and the set of associated service management nodes performs service channel switching according to the information to be transformed, and includes:
the data management center determines a second line node set to be modified according to a second line to be modified and the geographic information system, and the second line node set to be modified C1 is as follows:
,
wherein ,for the electrical energy input node on the second line to be retrofitted, ">The method comprises the steps that electric energy is output for an electric energy output node on a second line to be modified, the electric energy output node is a target electric consumption node to output electric energy, and m line nodes of the second line to be modified are sequentially connected according to element sequences in C1;
the data management center determines the first service management node and the second service management node according to the second line node set C1 to be modified and the geographic information system, wherein the associated service management node set comprises the second service management node, and the first line sub-node set D1 to be modified corresponding to the first service management node and the second line sub-node set D2 to be modified corresponding to the second service management node are respectively:
,
Determining a line node according to the first geographic information systemCorresponding line node, wherein line node +.>Inputting the power to be selected into the node set corresponding to the line node +.>The electric energy input nodes closest in geographic position are collected as the electric energy input nodes which are close to the line nodes>Line node->A set of all the power input nodes having a line topology relationship;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes with line topological relation;
determining a line node according to the first geographic information systemCorresponding line node->Wherein the line node->For being->Line node->Line node->Line nodes that each have a line topology relationship, wherein,；
determining a line node according to a second geographic information system corresponding to the second service management nodeCorresponding line node->Wherein the line node->For being->Line nodes with line topological relation;
the second service management node determines a line node according to the second geographic information system Corresponding line nodeWherein the line node->The method comprises the steps that the electric energy output node closest to the geographic position of the target electric energy node in a fourth electric energy output node set to be selected is formed by all electric energy output nodes outputting electric energy to the target electric energy node;
the second service management node is used for managing the route nodes according to the second geographic information systemLine node->Determining line node->Wherein the line node->For connecting line nodes->Line node->Line nodes in the line topology of (a);
according to line nodesLine node->Line node->Line node->Line node->Line node->The fourth modified line node set B4 is generated as follows:
,
the first service management node and the second service management node respectively switch service channels according to the fourth modified line node set B4 so as to switch to line nodesAnd line node->Connected to pass line node->And outputting electric energy to the target electricity utilization node.
7. An electrical power service management system, comprising: the system comprises a data management center and a service management node set, wherein each service management node in the service management node set is respectively connected with the data management center in a communication way, and each service management node is used for carrying out data management on line nodes and line topology in a corresponding area;
The method comprises the steps that a first service management node is used for obtaining an electric power line transformation instruction, the electric power line transformation instruction comprises information to be transformed, the information to be transformed comprises a line set to be transformed, the line set to be transformed comprises at least one line to be transformed, a first geographic information system corresponding to the first service management node is used for storing a first line node set and a first line topology set in a corresponding area of the first service management node, and the first line topology set comprises the line set to be transformed;
the first service management node sends the power line transformation instruction to the data management center, a geographic information system corresponding to the data management center is used for storing node internal information and node interaction information, the node internal information comprises an internal line topology set in a corresponding area of each service management node in the service management node set, the node interaction information comprises an interaction line topology set among different service management nodes in the service management node set, and interaction line topologies in the interaction line topology set are used for representing topological relations among line nodes under different service management nodes;
The data management center determines a power line modification classification according to the power line modification instruction, wherein the power line modification classification comprises internal power line modification and external power line modification;
if the power line transformation is classified as the internal power line transformation, the data management center issues a line transformation permission instruction to the first service management node so that the first service management node performs service channel switching according to the information to be transformed;
the data management center determines a power line modification classification according to the power line modification instruction, including:
the data management center determines a line node set to be modified according to all lines to be modified in the line set to be modified and the geographic information system, wherein the line node set to be modified comprises all line nodes on the line to be modified;
the data management center traverses each line node in the line node set to be modified, and determines whether an external line node exists in the line node set to be modified, wherein the external line node is a line node in at least one interactive line topology in the interactive line topology set;
If the external line node does not exist, classifying the power line transformation into the internal power line transformation; and if the external line node exists, classifying the power line transformation into the external power line transformation.
8. An electronic device, comprising:
a processor; the method comprises the steps of,
a memory for storing executable instructions of the processor;
wherein the processor is configured to perform the method of any one of claims 1 to 6 via execution of the executable instructions.
9. A computer readable storage medium having stored therein computer executable instructions which when executed by a processor are adapted to carry out the method of any one of claims 1 to 6.
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