±500 kV云贵互联工程换流变压器有载调压开关控制策略分析  

Research on-load tap changer Control of±500 kV YG HVDC

作　　者：何照能 孙豪 He Zhaoneng;Sun Hao(Kunming Bureau,CSG EHV Transmission Company,Kunming 650217,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昆明局,昆明650217

出　　处：《云南电力技术》2020年第6期11-14,共4页Yunnan Electric Power

摘　　要：结合±500 kV云贵互联通道工程,分析直流工程中几种典型的换流变压器有载调压开关控制策略。通过工程控保系统功能试验阶段控保程序分析不同策略下有载调压开关动作对直流系统运行产生的影响。同时,详细分析有载调压开关控制策略中常用的几种附加控制功能及意义。Combined with±500 kV Yungui interconnection channel project,this paper analyzes several typical on-load tap changer control strategies of converter transformer in DC project.The influence of on-load tap changer action on the operation of DC system under different strategies is analyzed through the Control and guarantee procedures in the functional test of the engineering control and protection system.At the same time,the paper analyzes several additional control functions and significance commonly used in the control strategy of on-load tap changer.

关 键 词：有载调压开关 控制策略 电压控制模式 角度控制模式 附加控制功能 

分 类 号：TM74[电气工程—电力系统及自动化]