往复式压缩机负荷调节 帮忙翻译一下哦? the 1st stage bypass feeds into the suction line upstream of the suction filter. this valve is a modulating valve that receives a 4-20ma signal from the plc. the bypass valve is sized for 25% of the total flow to provide step less control between 100% and 75%. 大概意思是:一级返回阀将气流通过入口过滤器,输送到入口管道上游。这个阀是接受从plc来的4~20ma模拟信号。返回阀流量为总流量的25%,以实现75%~100%之间的25%无极控制。查看更多