基于AMESim的智能综采工作面电液控制系统的仿真研究  

Simulation Research on Electro-Hydraulic Control System of Intelligent Fully Mechanized Mining Face Based on AMESim

作　　者：孙优 李永安 王宏伟 杜会峰 SUN You;LI Yongan;WANG Hongwei;DU Huifeng(College of Mechanical and Vehicle Engineering,Taiyuan University of Technology,Taiyuan Shanxi 030024,China;Center of Shanxi Engineering Research for Coal Mine Intelligent Equipment,Taiyuan Shanxi 030024,China;China National Coal Technology Group Taiyuan Research Institute Co.,Ltd.,Taiyuan Shanxi 030006,China)

机构地区：[1]太原理工大学机械与运载工程学院,山西太原030024 [2]山西省煤矿智能装备工程研究中心,山西太原030024 [3]中国煤炭科工集团太原研究院有限公司,山西太原030006

出　　处：《机床与液压》2023年第11期155-161,共7页Machine Tool & Hydraulics

基　　金：2020年度山西省揭榜招标项目(20201101005)。

摘　　要：以智能综采工作面电液控制系统为研究对象,介绍该系统的工作原理,分析五柱塞乳化液泵、卸载阀、电液换向阀组的工作原理和结构特点,建立关键元件的数学模型。基于AMESim仿真软件,构建系统关键元件的仿真模型,对不同工况状态下的系统进行仿真,分析卸载阀关键结构参数对系统压力特性的影响。结果表明:仿真模型准确,液压系统性能良好,乳化液泵的流量仿真结果与传统计算方法数值吻合,卸载阀不同阻尼孔参数对系统压力特性影响效果不同。Taking the electro-hydraulic control system of the intelligent fully mechanized mining face as the research object,the working principle of the system was introduced,the working principle and structural characteristics of the five-piston emulsion pump,unloading valve and electro-hydraulic reversing valve group were analyzed,and the mathematical models of the key components were established.Based on AMESim simulation software,the simulation models of the key components of the system were constructed,the system was simulated under different working conditions,and the influence of the key structural parameters of the unloading valve on the pressure characteristics of the system was analyzed.The results show that the simulation model is accurate,the performance of the hydraulic system is good,the flow simulation results of the emulsion pump are consistent with the traditional calculation method,and the effects of different orifice parameters of the unloading valve on the pressure characteristics of the system are different.

关 键 词：电液控制 乳化液泵 卸载阀 动态特性 

分 类 号：TH137.7[机械工程—机械制造及自动化]