电动调节阀选型方法1、电动调节阀主要控制参数为公称直径、设计公称压力、介质允许温度范围、流量系数等，选型时应根据工作环境和工艺要求，确定上述相关参数是电动调节阀选型的关键。2、对于要求流量和开启高度成正比例关系的严格场合，应选用专用调节阀，球阀和蝶阀一般粗调时可以选用。3、确定公称压力，不是用Pmax去套PN，而是由温...
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