挖掘机电控泵分析与研究  

Electric Pump Control in Positive Flow System of Excavator

作　　者：巩秀江 郇庆祥 刘军 郭立金 

机构地区：[1]山东中川液压有限公司技术部,山东临沭276700

出　　处：《液压气动与密封》2012年第7期13-15,共3页Hydraulics Pneumatics & Seals

摘　　要：该文主要介绍挖掘机的发展概况及发展趋势,概述了正流量系统中电控泵的结构与控制,并对正流量系统和负流量系统作了简单的对比,表明正流量系统及电控泵的推广价值。This article is mainly introducing the development and developing tendency of excavator. The structure of the electric pump in the positive flow system as well as its control has been described in it; besides, the promotional value of the positive flow system and electric pump has been explained in it by briefly comparing the positive flow system and negative flow system.

关 键 词：挖掘机 负流量系统 正流量系统 电控泵 

分 类 号：TH137[机械工程—机械制造及自动化]