某机组运行过程中高调门异常关闭原因分析及防范措施

Analysis and Preventive Measures of Abnormal Closing of High Profile Value During the Operation of a Unit

针对某电厂上汽机组调门异常关闭事件,全面分析调门伺服阀异常症状,深入剖析事故原因,并提出整改和防范措施。

Taking the abnormal closing event of the regulating valve of the steam supply unit,the abnormal symptoms and the cause of the accident were analyzedin depth.The rectification and preventive measures were proposed.