自动电压控制(AVC)系统分析及改进  

Analysis and Improvement of the Automatic Voltage Control(AVC)System

作　　者：李莉 LI Li(Ningxia Jingneng Ningdong Power Generation Co.,Ltd.,Yinchuan Ningxia 750400,P.R.China)

机构地区：[1]宁夏京能宁东发电有限责任公司设备部继保室,宁夏银川750400

出　　处：《重庆电力高等专科学校学报》2023年第3期21-23,共3页Journal of Chongqing Electric Power College

摘　　要：对660 MW超临界汽轮发电机组的自动电压控制(AVC)系统存在的问题进行分析,查找出其无法满足电网调度要求的原因,提出相应的改造方案并实施。改造后,切实实现了AVC合格率的进一步提升,为业内同行提高AVC合格率提供了参考。This paper analyzes the existing problems in the AVC system of the 660MW supercritical steam turbine generator unit,finds out why it can not meet the requirements of power grid dispatching,and puts forward corresponding scheme of renovation.After the renovation,the qualified rate of the AVC system has been further improved,which provides reference for peers in power industry to improve the qualified rate of the AVC system.

关 键 词：发电厂 自动电压控制系统 改造 

分 类 号：TM621[电气工程—电力系统及自动化]