面向电力调度的事件知识图谱研究现状及发展

齐冬莲; 闫玮丹; 闫云凤; 彭继慎; 郭炳延

doi:10.11999/JEIT240167

面向电力调度的事件知识图谱研究现状及发展

doi: 10.11999/JEIT240167

1.
浙江大学电气工程学院杭州 310027
2.
辽宁工程技术大学电气与控制工程学院葫芦岛 125105

详细信息

作者简介:
齐冬莲：女，教授，研究方向为新型电力系统智能感知、有源配电网控制与防护、集群控制

闫玮丹：女，博士生，研究方向为知识图谱在电力领域的应用

闫云凤：女，副研究员，研究方向为电力人工智能，电力安全

彭继慎：男，教授，研究方向为矿山装备智能化技术、工业生产过程控制与优化

郭炳延：男，博士生，研究方向为知识图谱与多模态大模型在电力领域的应用

通讯作者:
齐冬莲：　qidl@zju.edu.cn

中图分类号: TN911.7; TP311
计量
- 文章访问数: 255
- HTML全文浏览量: 142
- PDF下载量: 43
- 被引次数: 0
出版历程
- 收稿日期: 2024-03-13
- 修回日期: 2024-07-16
- 网络出版日期: 2024-08-02
- 刊出日期: 2024-09-26

A Review of Research Methods on Event Knowledge Graph for Power Dispatching

1.
College of Electrical Engineering, Zhejiang University, Hangzhou 310027, China
2.
College of Electrical and Control Engineering, Liaoning Technical University, Huludao 125105, China

摘要

摘要: 事件知识图谱(EKG)是一种可学习事件演化规律的特殊知识图谱，具有推理、预测等功能。针对电力调度业务数据量大、模态多、交互耦合等特点，该文详述了面向电力调度的事件知识图谱的数据集构建、主流方法、技术架构、评价指标、适用场景等，重点分析各场景的可行性，并在应用流程、输入输出、技术架构等方面给出方案，最后对其在电力调度业务长期发展面临的难点和可能的研究方向进行了展望。该文研究为研究电力调度领域特点、事件知识图谱优势和两者结合提供了参考，并为事件知识图谱在电力调度领域中的应用方向提供了指导性思路。
- 事件知识图谱 /
- 电力调度 /
- 事件预测 /
- 大数据
Abstract: Event Knowledge Graph (EKG) is a special knowledge graph that can learn the evolution laws of events, which has the functions of reasoning and prediction. In view of the characteristics of large amount of data, multiple modes and interactive coupling of power dispatching business, this paper describes in detail the dataset construction, mainstream methods, technical architecture, evaluation indexes, and applicable scenarios of the event knowledge graph for power dispatching, focuses on the feasibility of each scenario, and gives solutions in terms of application process, input and output, technical architecture, etc., and finally looks forward to the difficulties and possible research directions faced in the long-term development of power dispatching business. This paper provides a reference for the study of the characteristics of the field of power dispatching, the advantages of event knowledge graph and the combination of the two, and provides a guiding idea for the application direction of event knowledge graph in the field of power dispatching.
- Event knowledge graph /
- Power dispatch /
- Event prediction /
- Big data

HTML全文

图 1 部分电力调度事件知识图谱可视化结果

下载: 全尺寸图片幻灯片

图 2 电力调度综合型事件知识图谱示例

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图 3 基于事件知识图谱的逻辑性问答技术架构

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图 4 基于事件知识图谱的电力调度相似事件检索技术架构

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图 5 基于时序信息的案例调度事件预测技术架构

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图 6 传统运行方式制定流程图

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图 7 基于事件知识图谱的运行方式制定流程图

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图 8 基于知识推理的电网运行风险分析技术架构

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表 1 EKG中的典型事件关系类型

关系类型	关系概念
因果关系	A事件会导致B事件的发生
条件关系	条件结果关系，A事件会导致的结果
互斥关系	真假值逻辑，A事件发生时B事件不可能同时发生
顺承关系	先后发生逻辑，A事件发生后B事件发生
组成关系	事件之间整体与部分的关系
并发关系	事件的共生关系，A事件发生时B事件一定会发生
时序关系	时间顺序关系，A事件与B事件在时间轴上的关系

下载: 导出CSV

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