大功率拖拉机湿式离合器液压系统建模与验证  

Modeling and Verification of Wet Clutch Hydraulic Systemfor High-Power Tractor

作　　者：吴志康 王东青 张延安 杜岳峰[1] 高辽远 郭晓博 WU Zhikang;WANG Dongqing;ZHANG Yan’an;DU Yuefeng;GAO Liaoyuan;GUO Xiaobo(College of Engineering,China Agricultural University,Beijing 100083,China;State Key Laboratory of Intelligent Agricultural Power Equipment,Luoyang 471039,China)

机构地区：[1]中国农业大学工学院,北京100083 [2]智能农业动力装备全国重点实验室,河南洛阳471039

出　　处：《拖拉机与农用运输车》2024年第4期32-38,共7页Tractor & Farm Transporter

基　　金：智能农业动力装备全国重点实验室开放课题(SKLIAPE2023016)。

摘　　要：湿式离合器是动力换挡拖拉机执行换挡动作的关键部件,具有复杂、高阶、强非线性等特征。首先,通过分析大功率动力换挡拖拉机湿式离合器液压系统的结构与工作原理,建立了其数学模型;然后,基于MATLAB和AMESim搭建了系统仿真模型;最后,通过对比MATLAB与AMESim模型仿真结果,验证了所建数学模型的准确性。研究成果可为离合器压力控制及换挡品质控制研究提供模型基础。Wet clutch is the key component of power-shift tractor,which has the characteristics of complexity,high order and strong nonlinearity.Firstly,a mathematical model of wet clutch hydraulic system for high-power power-shift tractor was established by analyzing its structure and working principle.Then,the system simulation model was built based on MATLAB and AMESim.Finally,by comparing the simulation results of MATLAB and AMESim model,the accuracy of the established mathematical model was verified.The research results can provide a model basis for clutch pressure control and shift quality control.

关 键 词：动力换挡变速箱 湿式离合器 液压系统 数学模型 

分 类 号：S219.032.1[农业科学—农业机械化工程]