前馈-反馈控制方法在电液比例调速系统中的应用  

Application of Feedforward-feedback Control Method to Electro-hydraulic Proportional Speed Regulation System

作　　者：周翔 石培科 黄罡 吴罕奇 

机构地区：[1]三一重工股份有限公司

出　　处：《工程机械》2009年第7期59-62,共4页Construction Machinery and Equipment

基　　金：长沙市科技计划项目(KZB064002)

摘　　要：基于电液比例流量阀的特性参数,提出一种前馈-反馈控制方法。在AMESIM中建立仿真模型并仿真验证了该方法的可行性。该方法在三一重工SY5253THB37型混凝土泵车上应用,取得了良好的控制效果,值得推广。Based on the characteristic parameters of the electro-hydraulic proportional flow valve,a feedforward-feedback method is suggested.Simulation model is set up in AMESIM and feasibility of the method is simulated and verified.Application of the method to model SY5253THB37 concrete pump truck of SANY Heavy Industry shows satisfactory control result.It is worth of promotion.

关 键 词：电液比例阀 前馈-反馈控制 电液调速系统 

分 类 号：TU646[建筑科学—建筑技术科学]