差压传感器在挖掘机液压控制系统中的应用

Application of the Deferential-pressure Sensor in Hydraulic Controlling System of Excavator

不断引进传感技术是促进工程机械智能化的前提，差压传感器的应用实现了负荷传感液压控制，使液压挖掘机获得最佳流量，提高了作业效率和复合操纵性，达到了节能的目的，促进了液压挖掘机的技术进步。

Introduction of sensing technique to engineering mechanism is the premise of its intellectualization development. The application of deferential-pressure sensor has realized load-sensing hydraulic controlling, enables excavator to get the optimum now, to raise working efficiency and complex-operation capacity, and to attain the aim of economizing-energy, and promotes the technique advancement.