ZMQ型气动薄膜切断阀异常工况原因分析

Cause analysis of abnormal working condition of ZMQ-type pneumatic membrane cut-off valve

叙述了ZMQ型气动薄膜切断阀的结构、工作原理及运行中的异常现象 ,认为该型阀门的冲撞和振动是由阀芯上。

The structure, the operation principle and the abnormal phenomena of ZMQ type pnenmatic membrane cut off valve is described briefly.It is thought that the collision and vibration of the valve is caused by the bigger pressure difference between the above side and the below side of the valve core. [