考虑节点电价差异性的输电线路综合增容方法  

A Dynamic Capacity Augmentation Method for Transmission Lines Based on Nodal Price Difference in Electricity Market Environment

作　　者：刘若平 金楚 苏泽仁 左郑敏 李作红 Liu Ruo-ping;Jin Chu;Su Ze-ren;Zuo Zheng-min;Li Zuo-hong

机构地区：[1]广东电网有限责任公司电网规划研究中心,广东广州510620 [2]中国能源建设集团广东省电力设计研究院有限公司,广东广州510663

出　　处：《电力系统装备》2023年第2期47-49,共3页Electric Power System Equipment

摘　　要：在提高线路输送能力,同时保证供电可靠性的前提下,提出了一种适用于工程实时应用的综合增容方法,对已有的输电线路载流量方法进行了简化。为了快速确定需增容的输电线路,建立了电力市场优化购电和增容输电线路选择双层模型,同时提出了输电线路增容在保障电力市场平稳运行、缓解输电阻塞、抑制节点电价差异等方面的应用流程和方法。In order to improve the transmission capacity of the line and ensure the reliability of power supply,a comprehensive capacity increasing method suitable for real-time engineering application is proposed.In THIS paper,a simple and practical comprehensive capacity increasing method is proposed by simplifying the existing flow carrying methods of transmission lines and synthesizing the advantages of static temperature and capacity increasing technology and dynamic monitoring capacity increasing technology.In order to quickly determine the transmission lines to be increased in capacity,a two-layer model of electricity market optimization and transmission line selection for increased capacity is established.At the same time,the application process and method of transmission line increased capacity in ensuring the smooth operation of power market,alleviating transmission congestion,and restraining the difference of electricity price between nodes are proposed.

关 键 词：动态增容 输电线路 载流量 节点电价 

分 类 号：TM73[电气工程—电力系统及自动化]