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How to confirm the diameter of the control valve before installation?
The author: Time:2021/4/9

         首先确定计算流量,由工作人员或用户提出,它是根据生产能力,设备的负荷计算得出。确定计算压差,由工艺人员或用户提出,即阀门出入口的压大小。并且计算流量系数(根据介质选用相应的计算公,目前全部可由计算机程序自动完成)。

调节阀

         之后再根据选择的阀门类型选取大于计算流量系数的相应阀门口径开度验算。可调比验算(一般不需要)。确定阀座直径与公称通径。

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