±800kV特高压直流控制保护系统后备跳闸保护功能及隐患分析  

Backup Protection Function and Hidden Trouble Analysis of ±800 kV HVDC Control & Protection System

作　　者：安高翔[1] 尹秋旎[1] 李映雪[2] 王梦玲[3] 

机构地区：[1]湖北省电力公司检修分公司,湖北武汉430050 [2]湖北省电力公司技术培训中心,湖北武汉430072 [3]国家电网公司运行分公司,北京100052

出　　处：《湖北电力》2012年第6期7-9,共3页Hubei Electric Power

摘　　要：文章介绍了±800kV特高压直流控制保护系统后备跳闸保护,对极控、阀控主机故障类型及故障原因进行了分析,指出目前复龙换流站后备跳闸保护系统设计所存在的隐患并提出相应整改建议,希望对控保系统的运行维护有一定的参考作用。This paper introduces the function of backup protection and the basic principles on the ba-sis of analyzing of the backup protection, and the possible cause of the emergency trip, on pole con-trol, valve control analysis and points out that the present long converter station complex backup pro-tection system design existing hidden trouble and puts forward the corresponding improvement sug-gestion to the a persons to look after the operation and maintenance of control and protection system for reference and guidance.

关 键 词：直流控制保护系统 后备跳闸保护 故障原因 

分 类 号：TM774[电气工程—电力系统及自动化]