When the control valve when the reverse, so that both fluid along the direction of movement of spool when closed, the flow control valve capacity will be increased.
当调节阀反向使用时,既流体沿着使阀芯关闭的方向流动时,调节阀的流通能力会增大。
2
Editor this section features Check is air flows in one direction and not only reverseflowdirection control valves.
编辑本段特点单向阀是气流只能一个方向流动而不能反向流动的方向控制阀。
3
Reverse power relay a reverse power relay is a relay with a wattmeter movement that senses the direction of power flow.