The proportional direction valve and the proportional reliefvalve were adopted to timely control the belt tension and its working principles were introduce.
分别采用比例方向流量阀和比例溢流阀来实时控制输送带张力,并分别介绍了其工作原理。
2
A new type of electro hydraulic digital reliefvalve, which is a pilot pressure control component directly controlled by digital information is introduced.
介绍的新型电液数字溢流阀是一种数字信息直接控制的导控式压力控制元件。
3
A pressure reliefvalve from the main valve, pressure relief / holding pressure pilot valve needle valve, ball valve, micro shaped filter and pressure gauge hydraulic control over the system.