WO2022100233A1 - 一种基于图数据库的电网检索方法及系统 - Google Patents

一种基于图数据库的电网检索方法及系统 Download PDF

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WO2022100233A1
WO2022100233A1 PCT/CN2021/116360 CN2021116360W WO2022100233A1 WO 2022100233 A1 WO2022100233 A1 WO 2022100233A1 CN 2021116360 W CN2021116360 W CN 2021116360W WO 2022100233 A1 WO2022100233 A1 WO 2022100233A1
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power grid
graph database
database model
attribute information
equipment
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PCT/CN2021/116360
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English (en)
French (fr)
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裘洪彬
周爱华
乔俊峰
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全球能源互联网研究院有限公司
国家电网有限公司
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Publication of WO2022100233A1 publication Critical patent/WO2022100233A1/zh

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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90Details of database functions independent of the retrieved data types
    • G06F16/901Indexing; Data structures therefor; Storage structures
    • G06F16/9024Graphs; Linked lists
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90Details of database functions independent of the retrieved data types
    • G06F16/901Indexing; Data structures therefor; Storage structures
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90Details of database functions independent of the retrieved data types
    • G06F16/903Querying
    • G06F16/90335Query processing
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00Energy efficient computing, e.g. low power processors, power management or thermal management

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  • the present application relates to the field of electric power information technology, and in particular to a method and system for grid retrieval based on a graph database.
  • the method and system for power grid retrieval based on a graph database provided by the embodiments of the present application can overcome the defects in the related art that the analysis function of the influence scope of power equipment is poor and the work efficiency of power grid loop detection is low.
  • an embodiment of the present application provides a power grid retrieval method based on a graph database, including:
  • topology analysis Based on the updated attribute information of power grid equipment and power grid lines in the graph database model, topology analysis, network traversal and path search are performed on the power grid.
  • the establishing the graph database model according to the attribute information includes: corresponding the grid devices to the vertices in the graph database model, and the connection relationship between the grid devices corresponds to the relationship between two vertices in the graph database model.
  • Edges generate graph database models through established vertices and edges.
  • the method further includes: when establishing the graph database model, recording the topological connection relationship and line parameters of the power grid equipment.
  • the attribute information of the power grid equipment as the vertex in the graph database model corresponds to the data structure in the power grid; the attribute information of the power grid line serving as the edge in the graph database model and the connection relationship between the power grid equipment type and characteristics.
  • the method further includes: constructing a data index of the power grid equipment based on the graph database model according to the power grid topology relationship management and query analysis requirements.
  • the attribute information of the power grid equipment includes: equipment identification (ID), subcategory, equipment model and equipment location; the attribute information of the power grid line includes: circuit direction, wire type and wire length.
  • an embodiment of the present application provides a grid retrieval system based on a graph database, including:
  • the graph database model establishment module is configured to obtain attribute information of power grid equipment and power grid lines in a preset area, and establish a graph database model according to the attribute information;
  • the graph database model update module is configured to perform retrieval based on the graph database model when the connection relationship between the power grid equipment changes, and complete the online batch update of the graph database model;
  • the retrieval module is configured to perform topology analysis, network traversal and path search on the power grid based on the updated attribute information of the power grid equipment and power grid lines in the graph database model.
  • an embodiment of the present application provides a terminal, including: at least one processor, and a memory communicatively connected to the at least one processor, wherein the memory stores a program executable by the at least one processor.
  • the instruction is executed by the at least one processor, so that the at least one processor executes the method for retrieving a power grid based on a graph database according to the first aspect of the embodiment of the present application.
  • the embodiments of the present application provide a computer-readable storage medium, where the computer-readable storage medium stores computer instructions, and the computer instructions are used to cause the computer to execute the first aspect of the embodiments of the present application. Power grid retrieval method based on graph database.
  • the power grid retrieval method and system based on a graph database provided by the present application, by acquiring the attribute information of power grid equipment and power grid lines in a preset area, and establishing a graph database model according to the attribute information; when the connection relationship between the power grid equipment changes, Perform retrieval based on the graph database model to complete online batch update of the graph database model; perform topology analysis, network traversal and path search on the power grid based on the updated attribute information of power grid equipment and power grid lines in the graph database model.
  • the analysis function of the influence range of the power equipment and the work efficiency of the power grid loop detection have been improved.
  • FIG. 1 is a flowchart of a specific example of a graph database-based power grid retrieval method provided by an embodiment of the present application
  • FIG. 2 is a block diagram of a power grid retrieval system based on a graph database provided by an embodiment of the present application;
  • FIG. 3 is a composition diagram of a specific example of a power grid retrieval terminal based on a graph database provided by an embodiment of the present application.
  • a grid retrieval method based on a graph database provided by an embodiment of the present application, as shown in FIG. 1 includes the following steps:
  • Step S1 Obtain attribute information of power grid equipment and power grid lines in a preset area, and establish a graph database model according to the attribute information.
  • the graph database is used as an efficient and fast power topology analysis scheme, and the topology graph is the research object.
  • the graph in graph theory includes a topology graph composed of a number of given points and a line connecting two points. , usually used to describe a given relationship between some things, with a point to represent a thing, and a line connecting two points to indicate that there is such a relationship between two things.
  • the establishment of the graph database model according to the attribute information includes: corresponding the power grid equipment to the vertices in the graph database model, and the connection relationship between the power grid equipment corresponds to the relationship between two vertices in the graph database model.
  • Edges generate graph database models through established vertices and edges.
  • the method further includes: when establishing the graph database model, it is necessary to record the topological connection relationship and line parameters of the power grid equipment.
  • the graph theory method and graph data processing are introduced to reflect the networked characteristics of the power grid to the maximum extent, and the advantages of graph theory processing and analysis of topological relationships are brought into play to improve the efficiency of query and analysis.
  • the attribute information of the power grid equipment includes: equipment identification (ID), subcategory, equipment model and equipment location; the attribute information of the power grid line includes: circuit direction, wire type and wire length.
  • power equipment mainly includes three types of physical equipment: servers, storage equipment and network equipment.
  • the server includes various types of servers, such as application (App) server, data (Data) server, interface (Port) server, map (Map) server, agent (Agent) server and F5 load balancing device (F5) and so on.
  • the storage device may be connected to the data server therein.
  • the network equipment in the power information communication system modeling mainly refers to the switch. Further, according to the above-mentioned different types of physical devices, different nodes are established correspondingly: server nodes, storage device nodes, and network device nodes.
  • the attribute information includes at least one of the following information: device ID, sub-category, device model, and device location, which are only examples, and are not limited here. In practical applications, according to Select the corresponding attribute information according to actual needs.
  • the attribute of the power grid line is judged according to the attribute information of the power grid equipment, and the attribute information of the power grid line includes at least one of the following information: circuit direction, wire type and wire length, etc., which are not limited here.
  • the attribute information of the grid equipment as the vertex in the graph database model corresponds to the data structure in the grid; the attribute information of the grid line as the edge in the graph database model is connected with the grid equipment The types and characteristics of the relationship correspond.
  • Step S2 When the connection relationship between the power grid equipment changes, retrieval is performed based on the graph database model to complete the online batch update of the graph database model, which improves the analysis function of the influence scope of the power equipment.
  • the method further includes: constructing a data index of the power grid equipment based on the graph database model according to grid topology relationship management and query analysis requirements, and performing retrieval and analysis according to the data index.
  • connection relationship between power grid devices changes
  • the connection relationship between the changed power grid devices can be determined and retrieved according to the data index established above, and then batch update is performed.
  • Step S3 Based on the updated attribute information of the power grid equipment and power grid lines in the graph database model, perform topology analysis, network traversal and path search on the power grid.
  • the power grid retrieval method based on a graph database provided in the embodiment of the present application, attribute information of power grid equipment and power grid lines in a preset area is obtained, and a graph database model is established according to the attribute information; when the connection relationship between the power grid equipment changes At the time, retrieval is performed based on the graph database model to complete the online batch update of the graph database model; based on the updated attribute information of the power grid equipment and power grid lines in the graph database model, topology analysis, network traversal and path analysis are performed on the power grid. search.
  • the analysis function of the influence range of the power equipment and the work efficiency of the power grid loop detection have been improved.
  • the embodiment of the present application also provides a grid retrieval system based on a graph database, as shown in FIG. 2 , including:
  • a graph database model establishment module 1 is configured to obtain attribute information of power grid equipment and power grid lines in a preset area, and to establish a graph database model according to the attribute information;
  • the graph database model updating module 2 is configured to perform retrieval based on the graph database model when the connection relationship between the power grid equipment changes, and complete the online batch update of the graph database model;
  • the retrieval module 3 is configured to perform topology analysis, network traversal and path search on the power grid based on the updated attribute information of power grid equipment and power grid lines in the graph database model.
  • the graph database model establishment module 1 is configured to correspond the power grid devices to the vertices in the graph database model, and the connection relationship between the power grid devices corresponds to the one between the two vertices in the graph database model.
  • Graph database model is generated by establishing vertices and edges.
  • the graph database model establishment module 1 is further configured to record the topology connection relationship and line parameters of the power grid equipment when establishing the graph database model.
  • the attribute information of the grid equipment as the vertex in the graph database model corresponds to the data structure in the grid; the attribute information of the grid line as the edge in the graph database model corresponds to the The types and characteristics of the connection relationship between power grid equipment correspond.
  • system further includes a data index building module, configured to build a data index of the power grid equipment based on the graph database model according to grid topology relationship management and query analysis requirements.
  • the attribute information of the power grid equipment includes: equipment identification ID, subcategory, equipment model and equipment location; the attribute information of the power grid line includes: circuit direction, wire type and wire length.
  • the power grid retrieval system based on the graph database provided by the above embodiment performs power grid retrieval
  • only the division of the above program modules is used as an example for illustration.
  • the above processing can be allocated to different
  • the program module is completed, that is, the internal structure of the system is divided into different program modules to complete all or part of the processing described above.
  • the grid retrieval system based on the graph database provided by the above embodiments and the grid retrieval method based on the graph database belong to the same concept, and the specific implementation process is detailed in the method embodiments, which will not be repeated here.
  • An embodiment of the present application provides a grid retrieval system based on a graph database, which acquires attribute information of grid equipment and grid lines in a preset area, and establishes a graph database model according to the attribute information; when the connection relationship between grid equipment changes, Perform retrieval based on the graph database model to complete online batch update of the graph database model; perform topology analysis, network traversal and path search on the power grid based on the updated attribute information of power grid equipment and power grid lines in the graph database model.
  • the analysis function of the influence range of the power equipment and the work efficiency of the power grid loop detection have been improved.
  • An embodiment of the present application provides a terminal, as shown in FIG. 3 , including: at least one processor 401 and a memory 404; optionally, the terminal may further include at least one communication interface 403, and each component in the terminal can pass at least one A communication bus 402 is coupled together.
  • the communication bus 402 is used to realize the connection and communication between these components.
  • the communication interface 403 may include a display screen (Display), a keyboard (Keyboard), and optionally, the communication interface 403 may also include a standard wired interface, a wireless interface, and the like.
  • the memory 404 can be a volatile memory (volatile memory), for example, a non-volatile memory can be a read only memory (ROM, Read Only Memory), a programmable read only memory (PROM, Programmable Read-Only Memory) etc.; the memory 404 may also be a non-volatile memory, such as at least one disk memory, random access memory (RAM, Random Access Memory), flash memory (flash memory), hard disk (HDD, Hard disk) Disk Drive) or Solid-State Drive (SSD, Solid-State Drive), etc.; the memory 404 may also include a combination of the above-mentioned types of memory.
  • the memory 404 can optionally also be at least one storage device located away from the aforementioned processor 401 .
  • the processor 401 may execute the grid retrieval method based on the graph database in the embodiment of the present application.
  • a set of program codes (instructions) are stored in the memory 404, and the processor 401 calls the program codes (instructions) stored in the memory 404 for executing the method for grid retrieval based on a graph database in the embodiment of the present application.
  • the communication bus 402 may be a Peripheral Component Interconnect (PCI, Peripheral Component Interconnect) bus or an Extended Industry Standard Architecture (EISA, Extended Industry Standard Architecture) bus or the like.
  • PCI Peripheral Component Interconnect
  • EISA Extended Industry Standard Architecture
  • the communication bus 402 can be divided into an address bus, a data bus, a control bus, and the like. For ease of presentation, only one line is shown in FIG. 3, but it does not mean that there is only one bus or one type of bus.
  • the processor 401 may be a central processing unit (CPU, Central Processing Unit), a network processor (NP, network processor), or a combination of CPU and NP.
  • CPU central processing unit
  • NP network processor
  • CPU central processing unit
  • NP network processor
  • the processor 401 may further include a hardware chip.
  • the above-mentioned hardware chip can be an application-specific integrated circuit (ASIC, Application-Specific Integrated Circuit), a programmable logic device (PLD, Programmable Logic Device) or a combination thereof.
  • ASIC Application-specific integrated circuit
  • PLD programmable logic device
  • the above-mentioned PLD can be a complex programmable logic device (CPLD, Complex Programmable Logic Device), a field programmable logic gate array (FPGA, Field-Programmable Gate Array), a general array logic (GAL, Generic Array Logic) or any combination thereof.
  • CPLD complex programmable logic device
  • FPGA Field-Programmable Gate Array
  • GAL Generic Array Logic
  • Embodiments of the present application further provide a computer-readable storage medium, where computer-executable instructions are stored on the computer-readable storage medium, and the computer-executable instructions can execute the grid retrieval method based on a graph database in the embodiments of the present application.
  • the storage medium may be a magnetic disk, an optical disk, a ROM, a RAM, a flash memory (Flash Memory), a hard disk (HDD) or a solid-state disk (SSD), etc.; the storage medium may also include a combination of the above-mentioned types of memories .

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Abstract

本申请实施例公开了一种基于图数据库的电网检索方法及系统,方法包括:获取预设区域的电网设备、电网线路的属性信息,根据所述属性信息建立图数据库模型;当电网设备之间的连接关系变化时,基于所述图数据库模型进行检索,完成图数据库模型的在线批量更新;基于更新后的所述图数据库模型中的电网设备、电网线路的属性信息,对电网进行拓扑分析、网络遍历和路径搜索,提高了电力设备的影响范围的分析功能与电网环路检测的工作效率。

Description

一种基于图数据库的电网检索方法及系统
相关申请的交叉引用
本申请基于申请号为202011263037.5、申请日为2020年11月12日的中国专利申请提出,并要求该中国专利申请的优先权,该中国专利申请的全部内容在此以引入方式并入本申请。
技术领域
本申请涉及电力信息技术领域,具体涉及一种基于图数据库的电网检索方法及系统。
背景技术
随着全球能源互联网的快速建设与深入发展,电力信息系统中,电网网架结构和运行方式日渐复杂化,电网设备形成了庞大的网络拓扑结构,电网设备呈现增长快、变化快、多样化的新趋势,电网设备资产管理水平不断提高,同时也对高压环网检测、低压环路检测、低压多电源检测等环路检测业务功能提出了更高要求,电力设备的管理成为一个亟待解决的问题。传统的关系数据库管理技术,在存储规模、查询效率、可扩展性和海量数据管理等诸多方面都遇到了技术瓶颈,传统的关系型数据库并不能满足此类发展需求,存在对电力设备的影响范围的分析功能较差,降低了电网环路检测的工作效率的问题。
发明内容
本申请实施例提供的一种基于图数据库的电网检索方法及系统,能够克服相关技术中对电力设备的影响范围的分析功能较差,电网环路检测的 工作效率低的缺陷。
为达到上述目的,本申请实施例提供如下技术方案:
第一方面,本申请实施例提供一种基于图数据库的电网检索方法,包括:
获取预设区域的电网设备、电网线路的属性信息,根据所述属性信息建立图数据库模型;
当电网设备之间的连接关系变化时,基于所述图数据库模型进行检索,完成图数据库模型的在线批量更新;
基于更新后的所述图数据库模型中的电网设备、电网线路的属性信息,对电网进行拓扑分析、网络遍历和路径搜索。
在一实施例中,所述根据所述属性信息建立图数据库模型,包括:将电网设备对应于图数据库模型中的顶点,电网设备间的连接关系对应于图数据库模型中两个顶点之间的边,通过建立的顶点和边生成图数据库模型。
在一实施例中,所述方法还包括:在建立所述图数据库模型时,记录电网设备的拓扑连接关系和线路参数。
在一实施例中,作为所述图数据库模型中的顶点的电网设备的属性信息与电网中数据结构相对应;作为所述图数据库模型中的边的电网线路的属性信息与电网设备间连接关系的类型及特征相对应。
在一实施例中,所述方法还包括:根据电网拓扑关系管理和查询分析需求,基于所述图数据库模型构建电网设备的数据索引。
在一实施例中,电网设备的属性信息包括:设备标识(ID)、子类别、设备型号和设备位置;电网线路的属性信息包括:电路方向、电线型号和电线长度。
第二方面,本申请实施例提供一种基于图数据库的电网检索系统,包括:
图数据库模型建立模块,配置为获取预设区域的电网设备、电网线路的属性信息,根据所述属性信息建立图数据库模型;
图数据库模型更新模块,配置为当电网设备之间的连接关系变化时,基于所述图数据库模型进行检索,完成图数据库模型的在线批量更新;
检索模块,配置为基于更新后的所述图数据库模型中的电网设备、电网线路的属性信息,对电网进行拓扑分析、网络遍历和路径搜索。
第三方面,本申请实施例提供一种终端,包括:至少一个处理器,以及与所述至少一个处理器通信连接的存储器,其中,所述存储器存储有可被所述至少一个处理器执行的指令,所述指令被所述至少一个处理器执行,以使所述至少一个处理器执行本申请实施例第一方面所述的基于图数据库的电网检索方法。
第四方面,本申请实施例提供一种计算机可读存储介质,所述计算机可读存储介质存储有计算机指令,所述计算机指令用于使所述计算机执行本申请实施例第一方面所述的基于图数据库的电网检索方法。
本申请提供的基于图数据库的电网检索方法及系统,通过获取预设区域的电网设备、电网线路的属性信息,根据所述属性信息建立图数据库模型;当电网设备之间的连接关系变化时,基于所述图数据库模型进行检索,完成图数据库模型的在线批量更新;基于更新后的所述图数据库模型中的电网设备、电网线路的属性信息,对电网进行拓扑分析、网络遍历和路径搜索。提高了电力设备的影响范围的分析功能与电网环路检测的工作效率。
附图说明
为了更清楚地说明本申请具体实施方式或现有技术中的技术方案,下面将对具体实施方式或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图是本申请的一些实施方式,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获 得其他的附图。
图1为本申请实施例提供的一种基于图数据库的电网检索方法的一个具体示例的流程图;
图2为本申请实施例提供的一种基于图数据库的电网检索系统的模块组成图;
图3为本申请实施例提供的一种基于图数据库的电网检索终端一个具体示例的组成图。
具体实施方式
下面将结合附图对本申请的技术方案进行清楚、完整地描述,显然,所描述的实施例是本申请一部分实施例,而不是全部的实施例。基于本申请中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本申请保护的范围。
此外,下面所描述的本申请不同实施方式中所涉及的技术特征只要彼此之间未构成冲突就可以相互结合。
本申请实施例提供的一种基于图数据库的电网检索方法,如图1所示,包括如下步骤:
步骤S1:获取预设区域的电网设备、电网线路的属性信息,根据所述属性信息建立图数据库模型。
在本申请实施例中,将图数据库作为一种高效快速的电力拓扑分析方案,以拓扑图为研究对象,图论中的图包括若干给定的点及连接两点的线所构成的拓扑图,通常用来描述某些事物之间的某种给定关系,用点代表事物,用连接两点的线表示两个事物间具有这种关系。则本实施例中,所述根据所述属性信息建立图数据库模型,包括:将电网设备对应于图数据库模型中的顶点,电网设备间的连接关系对应于图数据库模型中两个顶点之间的边,通过建立的顶点和边生成图数据库模型。
可选地,所述方法还包括:在建立所述图数据库模型时,需记录电网设备的拓扑连接关系和线路参数。
本申请实施例通过引入图论方法和图数据处理最大限度的体现电网网络化特征,发挥图论处理和分析拓扑关系的优势,提升查询分析效率。
在本申请实施例中,电网设备的属性信息包括:设备标识(ID)、子类别、设备型号和设备位置;电网线路的属性信息包括:电路方向、电线型号和电线长度。
示例性的,电力设备主要包括三类物理设备:服务器、存储设备及网络设备。其中,服务器包含多种类型的服务器,如应用(App)服务器、数据(Data)服务器、接口(Port)服务器、地图(Map)服务器、代理(Agent)服务器和F5负载平衡设备(F5)等。存储设备可以与其中的数据服务器相连。而网络设备在电力信息通信系统建模中,主要是指交换机。进一步根据上述不同类型的物理设备对应建立的是不同的节点:服务器节点、存储设备节点及网络设备节点。对于不同类型的节点,其包含了不同的属性信息,属性信息包括以下至少一种信息:设备ID、子类别、设备型号和设备位置,仅以举例,在此不做限制,在实际应用中根据实际需求选择相应的属性信息。电网线路的属性根据电网设备的属性信息进行判断,电网线路的属性信息包括以下至少一种信息:电路方向、电线型号和电线长度等等,在此不做限制。
在本申请实施例中,作为所述图数据库模型中的顶点的电网设备的属性信息与电网中数据结构相对应;作为所述图数据库模型中的边的电网线路的属性信息与电网设备间连接关系的类型及特征相对应。
步骤S2:当电网设备之间的连接关系变化时,基于所述图数据库模型进行检索,完成图数据库模型的在线批量更新,提高了电力设备的影响范围的分析功能。
可选地,所述方法还包括:根据电网拓扑关系管理和查询分析需求,基于所述图数据库模型构建电网设备的数据索引,根据所述数据索引进行检索分析。
本实施例中,在电网设备之间的连接关系变化时,可根据上述建立的数据索引确定检索发生变化的电网设备之间的连接关系,进而进行批量更新。
步骤S3:基于更新后的所述图数据库模型中的电网设备、电网线路的属性信息,对电网进行拓扑分析、网络遍历和路径搜索。
本申请实施例中提供的基于图数据库的电网检索方法,其中,获取预设区域的电网设备、电网线路的属性信息,根据所述属性信息建立图数据库模型;当电网设备之间的连接关系变化时,基于所述图数据库模型进行检索,完成图数据库模型的在线批量更新;基于更新后的所述图数据库模型中的电网设备、电网线路的属性信息,对电网进行拓扑分析、网络遍历和路径搜索。提高了电力设备的影响范围的分析功能与电网环路检测的工作效率。
本申请实施例还提供一种基于图数据库的电网检索系统,如图2所示,包括:
图数据库模型建立模块1,配置为获取预设区域的电网设备、电网线路的属性信息,根据所述属性信息建立图数据库模型;
图数据库模型更新模块2,配置为当电网设备之间的连接关系变化时,基于所述图数据库模型进行检索,完成图数据库模型的在线批量更新;
检索模块3,配置为基于更新后的所述图数据库模型中的电网设备、电网线路的属性信息,对电网进行拓扑分析、网络遍历和路径搜索。
在本申请的一些可选实施例中,所述图数据库模型建立模块1,配置为将电网设备对应于图数据库模型中的顶点,电网设备间的连接关系对应于 图数据库模型中两个顶点之间的边,通过建立的顶点和边生成图数据库模型。
在本申请的一些可选实施例中,所述图数据库模型建立模块1,还配置为在建立所述图数据库模型时,记录电网设备的拓扑连接关系和线路参数。
在本申请的一些可选实施例中,作为所述图数据库模型中的顶点的电网设备的属性信息与电网中数据结构相对应;作为所述图数据库模型中的边的电网线路的属性信息与电网设备间连接关系的类型及特征相对应。
在本申请的一些可选实施例中,所述系统还包括数据索引构建模块,配置为根据电网拓扑关系管理和查询分析需求,基于所述图数据库模型构建电网设备的数据索引。
在本申请的一些可选实施例中,电网设备的属性信息包括:设备标识ID、子类别、设备型号和设备位置;电网线路的属性信息包括:电路方向、电线型号和电线长度。
需要说明的是:上述实施例提供的基于图数据库的电网检索系统在进行电网检索时,仅以上述各程序模块的划分进行举例说明,实际应用中,可以根据需要而将上述处理分配由不同的程序模块完成,即将系统的内部结构划分成不同的程序模块,以完成以上描述的全部或者部分处理。另外,上述实施例提供的基于图数据库的电网检索系统与基于图数据库的电网检索方法实施例属于同一构思,其具体实现过程详见方法实施例,这里不再赘述。
本申请实施例提供一种基于图数据库的电网检索系统,获取预设区域的电网设备、电网线路的属性信息,根据所述属性信息建立图数据库模型;当电网设备之间的连接关系变化时,基于所述图数据库模型进行检索,完成图数据库模型的在线批量更新;基于更新后的所述图数据库模型中的电网设备、电网线路的属性信息,对电网进行拓扑分析、网络遍历和路径搜 索。提高了电力设备的影响范围的分析功能与电网环路检测的工作效率。
本申请实施例提供一种终端,如图3所示,包括:至少一个处理器401和存储器404;可选地,所述终端还可包括至少一个通信接口403,终端中的各个组件可通过至少一个通信总线402耦合在一起。其中,通信总线402用于实现这些组件之间的连接通信。其中,通信接口403可以包括显示屏(Display)、键盘(Keyboard),可选的,通信接口403还可以包括标准的有线接口、无线接口等等。
可以理解,存储器404可以是易失性存储器(volatile memory),例如可以是非易失性存储器可以是只读存储器(ROM,Read Only Memory)、可编程只读存储器(PROM,Programmable Read-Only Memory)等等;存储器404也可以是非易失性存储器(non-volatile memory),例如至少一个磁盘存储器、随机存取存储器(RAM,Random Access Memory)、快闪存储器(flash memory),硬盘(HDD,Hard Disk Drive)或固态硬盘(SSD,Solid-State Drive)等等;存储器404还可以包括上述种类的存储器的组合。存储器404可选的还可以是至少一个位于远离前述处理器401的存储装置。其中处理器401可以执行本申请实施例中的基于图数据库的电网检索方法。存储器404中存储一组程序代码(指令),且处理器401调用存储器404中存储的程序代码(指令),以用于执行本申请实施例中的基于图数据库的电网检索方法。
其中,通信总线402可以是外设部件互连标准(PCI,Peripheral Component Interconnect)总线或扩展工业标准结构(EISA,Extended Industry Standard Architecture)总线等。通信总线402可以分为地址总线、数据总线、控制总线等。为便于表示,图3中仅用一条线表示,但并不表示仅有一根总线或一种类型的总线。
其中,处理器401可以是中央处理器(CPU,Central Processing Unit)、 网络处理器(NP,network processor)或者CPU和NP的组合。
其中,处理器401还可以进一步包括硬件芯片。上述硬件芯片可以是专用集成电路(ASIC,Application-Specific Integrated Circuit),可编程逻辑器件(PLD,Programmable Logic Device)或其组合。上述PLD可以是复杂可编程逻辑器件(CPLD,Complex Programmable Logic Device),现场可编程逻辑门阵列(FPGA,Field-Programmable Gate Array),通用阵列逻辑(GAL,Generic Array Logic)或其任意组合。
本申请实施例还提供一种计算机可读存储介质,计算机可读存储介质上存储有计算机可执行指令,该计算机可执行指令可执行本申请实施例中的基于图数据库的电网检索方法。其中,所述存储介质可为磁碟、光盘、ROM、RAM、快闪存储器(Flash Memory)、硬盘(HDD)或固态硬盘(SSD)等;所述存储介质还可以包括上述种类的存储器的组合。
显然,上述实施例仅仅是为清楚地说明所作的举例,而并非对实施方式的限定。对于所属领域的普通技术人员来说,在上述说明的基础上还可以做出其它不同形式的变化或变动。这里无需也无法对所有的实施方式予以穷举。而由此所引申出的显而易见的变化或变动仍处于本申请创造的保护范围之中。

Claims (9)

  1. 一种基于图数据库模型的电网检索方法,所述方法包括:
    获取预设区域的电网设备、电网线路的属性信息,根据所述属性信息建立图数据库模型;
    当电网设备之间的连接关系变化时,基于所述图数据库模型进行检索,完成图数据库模型的在线批量更新;
    基于更新后的所述图数据库模型中的电网设备、电网线路的属性信息,对电网进行拓扑分析、网络遍历和路径搜索。
  2. 根据权利要求1所述的基于图数据库的电网检索方法,其中,所述根据所述属性信息建立图数据库模型,包括:
    将电网设备对应于图数据库模型中的顶点,电网设备间的连接关系对应于图数据库模型中两个顶点之间的边,通过建立的顶点和边生成图数据库模型。
  3. 根据权利要求2所述的基于图数据库的电网检索方法,其中,所述方法还包括:
    在建立所述图数据库模型时,记录电网设备的拓扑连接关系和线路参数。
  4. 根据权利要求2所述的基于图数据库的电网检索方法,其中,作为所述图数据库模型中的顶点的电网设备的属性信息与电网中数据结构相对应;作为所述图数据库模型中的边的电网线路的属性信息与电网设备间连接关系的类型及特征相对应。
  5. 根据权利要求4所述的基于图数据库的电网检索方法,其中,所述方法还包括:
    根据电网拓扑关系管理和查询分析需求,基于所述图数据库模型构建电网设备的数据索引。
  6. 根据权利要求1所述的基于图数据库的电网检索方法,其中,电网设备的属性信息包括:设备标识ID、子类别、设备型号和设备位置;电网线路的属性信息包括:电路方向、电线型号和电线长度。
  7. 一种基于图数据库的电网检索系统,包括:
    图数据库模型建立模块,配置为获取预设区域的电网设备、电网线路的属性信息,根据所述属性信息建立图数据库模型;
    图数据库模型更新模块,配置为当电网设备之间的连接关系变化时,基于所述图数据库模型进行检索,完成图数据库模型的在线批量更新;
    检索模块,配置为基于更新后的所述图数据库模型中的电网设备、电网线路的属性信息,对电网进行拓扑分析、网络遍历和路径搜索。
  8. 一种终端,包括:至少一个处理器,以及与所述至少一个处理器通信连接的存储器,其中,所述存储器存储有可被所述至少一个处理器执行的指令,所述指令被所述至少一个处理器执行,以使所述至少一个处理器执行权利要求1-6任一所述的基于图数据库的电网检索方法。
  9. 一种计算机可读存储介质,所述计算机可读存储介质存储有计算机指令,所述计算机指令用于使所述计算机执行权利要求1-6任一所述的基于图数据库的电网检索方法。
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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114741569A (zh) * 2022-06-09 2022-07-12 杭州欧若数网科技有限公司 一种在图数据库中支持复合数据类型方法及装置
CN114860778A (zh) * 2022-05-30 2022-08-05 上海博般数据技术有限公司 电网计量数据的检索方法
CN115080694A (zh) * 2022-06-27 2022-09-20 国网甘肃省电力公司电力科学研究院 一种基于知识图谱的电力行业信息分析方法及设备
CN115358030A (zh) * 2022-07-07 2022-11-18 国网江苏省电力有限公司徐州供电分公司 一种基于配网线路数据的拓扑结构生成方法及系统
CN115409911A (zh) * 2022-07-28 2022-11-29 广东卓维网络有限公司 基于设备血缘关系的拓扑生成方法、系统、设备及介质
CN115658642A (zh) * 2022-07-07 2023-01-31 国网江苏省电力有限公司徐州供电分公司 一种基于电网资源数据的数据处理方法
CN116028651A (zh) * 2023-03-28 2023-04-28 南京万得资讯科技有限公司 一种支持本体和数据增量更新的知识图谱构建系统及方法
CN116500385A (zh) * 2023-06-28 2023-07-28 南方电网数字电网研究院有限公司 输电网监测校验方法、装置、设备和介质
CN116662622A (zh) * 2023-07-25 2023-08-29 北京国科恒通科技股份有限公司 电网数据一致性比对方法及装置、介质及电子设备
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CN116979540A (zh) * 2023-09-25 2023-10-31 南方电网数字电网研究院有限公司 基于图技术的换流站潮流估计方法、装置、设备和介质
CN117271480A (zh) * 2023-11-20 2023-12-22 国能日新科技股份有限公司 数据处理方法、装置、电子设备及介质
CN117271500A (zh) * 2023-11-21 2023-12-22 上海叁零肆零科技有限公司 燃气管网节点的数据修复方法及相关装置
CN117591539A (zh) * 2023-12-07 2024-02-23 中国长江电力股份有限公司 一种基于电力大数据的多数据整合运用一体化系统及方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112364213A (zh) * 2020-11-12 2021-02-12 全球能源互联网研究院有限公司 一种基于图数据库的电网检索方法及系统
CN113610661A (zh) * 2021-07-23 2021-11-05 国电南瑞南京控制系统有限公司 一种基于图数据库的电网拓扑版本管理工具及方法
CN115238139A (zh) * 2022-09-19 2022-10-25 国网智能电网研究院有限公司 一种图数据库数据索引方法及系统
CN116613892B (zh) * 2023-07-18 2024-02-27 南方电网数字电网研究院有限公司 设备增量拓扑分析方法、装置、计算机设备和存储介质

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7701877B1 (en) * 2006-09-28 2010-04-20 Emc Corporation Methods and apparatus for representing and querying storage area network (SAN) topology
CN107222339A (zh) * 2017-05-27 2017-09-29 全球能源互联网研究院 基于图数据库的电力信息通信系统的故障分析方法及装置
CN107315856A (zh) * 2017-05-27 2017-11-03 全球能源互联网研究院 一种基于图数据库的电网gis的建模方法及装置
CN108228724A (zh) * 2017-12-11 2018-06-29 厦门亿力吉奥信息科技有限公司 基于图数据库的电网gis拓扑分析方法及存储介质
CN108334572A (zh) * 2018-01-19 2018-07-27 全球能源互联网研究院有限公司 一种基于图数据库的电网拓扑分析引擎系统及方法
CN110134833A (zh) * 2019-05-09 2019-08-16 南京邮电大学 面向电网拓扑管理的图数据建模系统及方法
CN112364213A (zh) * 2020-11-12 2021-02-12 全球能源互联网研究院有限公司 一种基于图数据库的电网检索方法及系统

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7701877B1 (en) * 2006-09-28 2010-04-20 Emc Corporation Methods and apparatus for representing and querying storage area network (SAN) topology
CN107222339A (zh) * 2017-05-27 2017-09-29 全球能源互联网研究院 基于图数据库的电力信息通信系统的故障分析方法及装置
CN107315856A (zh) * 2017-05-27 2017-11-03 全球能源互联网研究院 一种基于图数据库的电网gis的建模方法及装置
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