摘要
该文主要以小松PC120-8型挖掘机液压系统为例,系统的分析了负荷传感系统的组成与原理,同时对泵的变量控制中的LS阀、PC阀、主阀中的压力补偿阀的结构与工作原理进行了说明。
Taking hydraulic system of Komatsu PC120-8 excavator as an example, this article has analyzed the composing and principle of load sensing system. Besides, the structure and working principle of LS valve, PC valve in pump variable control and the pressure compensating valve in main valve have also been explained in it.
出处
《液压气动与密封》
2013年第3期1-3,6,共4页
Hydraulics Pneumatics & Seals
关键词
挖掘机
负荷传感系统
LS阀
PC阀
压力补偿阀
excavator
load sensing system
LS valve
PC valve
pressure compensating valve
