即保持节流阀进、出油口的压差基本恒定，这样通过节流阀的流量只和阀口开度A有关，与负载压力波动无关调速阀貌似也叫补偿阀 节流阀就像一个水龙头，你拧的大了水就流的多，但是在水龙头拧相同圈数的情况下管道里的压力高，水就流的多，压力小水就流的少。但调速阀不是不管管道里压力有多高（相对）在水龙头拧相同圈数时，水流的一样多。
台湾北部精机电控溢流阀 台湾北部精机溢流阀 台湾北部精机苏州办事处
台湾northman溢流阀 台湾northman电磁阀 台湾northman代理
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