火电机组小汽机跳闸原因分析与处理  

Reason Analysis and Treatment on the Small Turbine Tripping of Power Unit

作　　者：刘平[1] 王计森[1] 

机构地区：[1]安徽华电宿州发电有限公司,安徽宿州234101

出　　处：《国网技术学院学报》2014年第2期50-51,56,共3页Journal of State Grid Technology College

摘　　要：针对某厂600MW超临界机组B小机跳闸事件进行了原因分析,确定了A小机LVDT连杆连接件脱开造成A小机转速、流量增加,导致B小机最小流量保护动作造成跳闸,并制定了相应的防范措施。The reason analysis for a 600MW supercritical turbine B small turbine trip has been analyzed, confirmed that the A small steam turbine as an LVDT connecting rod connectors release lead to A small steam turbine speed and flow rate increase,leading to B small turbine minimum flow protection action cause tripping, and formulate the corresponding preventive measures.

关 键 词：小机 跳闸 原因分析 防范措施 

分 类 号：TK268[动力工程及工程热物理—动力机械及工程]