高肇直流换流变冷却系统电源切换回路分析与改进  

Analysis and Improvement of Power Switching Circuit in Converter Cooling System of HVDC Converter

作　　者：王伟 罗宗源 张瑞亮 WANG Wei;LUO Zongyuan;ZHANG Ruiliang(Guiyang Bureau of CSG EHV Power Transmission Company,Guiyang 550081,China)

机构地区：[1]中国南方电网有限责任公司超高压输电公司贵阳局,贵阳550081

出　　处：《电工技术》2018年第2期34-35,共2页Electric Engineering

摘　　要：介绍高肇直流换流变冷却系统电源切换回路控制原理,针对回路设计存在的隐患进行分析,并提出改进措施,以保障设备和电网的安全。The control principle of power switching circuit in converter cooling system of Gao ZhaoHVDCwas introduced.The hidden trouble of circuit design was analyzed.The improvement measures were put forward to ensure the safety of equipment and power grid.

关 键 词：换流变 冷却系统 电源切换 

分 类 号：TM721.1[电气工程—电力系统及自动化]