350MW超临界机组汽轮机调门抖动原因分析及处理  

Cause Analysis and Treatment of Turbine Control Valve Shaking of 350 MW Supercritical Unit

作　　者：张振东[1] 张聪泰 梁金丽[1] Zhang Zhendong;Zhang Congtai;Liang Jinli(JISCO Energy Centre, Jiyuguan, Gansu 735100 China)

机构地区：[1]酒钢集团能源中心,甘肃嘉峪关735100

出　　处：《冶金动力》2016年第10期36-38,41,共4页Metallurgical Power

摘　　要：电液伺服阀控制回路所涉及的环节多,产生汽轮机调节阀门抖动的可能原因也是各有不同,根据伺服控制回路的工作原理,并结合现场实际对调门抖动的原因进行分析并提出处理方案。As the control circuit of electrohydraulic servo valve involves various factors,there may be different causes to the control valve shaking. Based on the work principle ofthe servo control circuit as well as field conditions, the causes of control valve shaking areanalyzed and treatment program was also put forward.

关 键 词：汽轮机 电液伺服阀 凸轮特性 LVDT 线圈 

分 类 号：TM311[电气工程—电机]