relief return outlet

On the premise of neglecting liquid motive force received by overflow valve core, the thesis analysed the circumstances of the force received in static state when overflow valves are connected in series, and then inferred the formula expressive of overflow valves recycle muzzle pressure influence on inlet pressure.

本文在忽略溢流阀阀芯所受到液动力的前提下,分析了溢流阀串联联接时的静态受力情况,进而推出了溢流阀回油口压力对进口压力影响的有关表达式。