华能上安电厂励磁系统改造技术问题分析  

Analysis on Technical Problems in Excitation System Modification of Huaneng Shang′an Power Plant

作　　者：唐建惠[1] 张林[2] 

机构地区：[1]河北省电力研究院,河北石家庄050021 [2]华能上安电厂,河北井陉050310

出　　处：《河北电力技术》2004年第1期23-25,39,共4页Hebei Electric Power

摘　　要：通过计算和相关分析,论述了华能上安电厂励磁改造中的几个技术问题,主要包括整流装置改为三相全控桥的可行性,改造后励磁变压器能否安全、正常运行,以及如何实现用户要求的快速灭磁。This paper, based on calculation and correlative analysis, discusses some technical questions in excitation system modification of shang'an power plant,including the feasibility of changing 3-phase hybrid converter into all-thyristor converter, the safety and normal operation of excitation transformer after modification, and the realization of fast de-excitation.

关 键 词：励磁系统 三相全控桥 改造 半控桥 快速灭磁 

分 类 号：TM621.3[电气工程—电力系统及自动化]