660MW二次再热机组超高压调阀反馈异常处理  

Abnormal Handling of Feedback of High-pressure Regulating Valve of 660 MW Double Reheat Unit

作　　者：周阳 

机构地区：[1]国家能源集团宿迁发电有限公司,江苏宿迁223800

出　　处：《工业控制计算机》2022年第8期155-156,共2页Industrial Control Computer

摘　　要：介绍了某火电厂660MW机组B侧超高压调阀反馈异常后,机组出现的相关运行情况,并描述了对异常设备进行的检查和分析,给出了后续处理措施,有效提高了机组运行的安全性和稳定性。This paper introduces the operating state of the 660MW unit in a thermal power plant after the feedback from the high-pressure regulating valve is abnormal.Then,the inspection and analysis of abnormal equipment are described,and follow-up measures are given,which improve the safety and stability of power production.

关 键 词：数字电液控制系统 调阀位置传感器 调阀快关 

分 类 号：TM621[电气工程—电力系统及自动化]