基于矩阵理论自动变速器的功率流分析  

Power Flow Analysis of Automatic Transmission Based on Matrix Theory

作　　者：苏成云 王书翰[1,2] 李卫强 魏文书 徐向阳 Su Chengyun;Wang Shuhan;Li Weiqiang;Wei Wenshu;Xu Xiangyang(School of Transportation Science ＆ Engineering,Beihang University,Beijing 100191,China;National Engineering Research Center for Passenger Car Auto-Transmissions,Weifang City,Shandong Province 261205,China)

机构地区：[1]北京航空航天大学交通科学与工程学院,北京市100191 [2]国家乘用车自动变速器工程技术研究中心,山东省潍坊市261205

出　　处：《农业装备与车辆工程》2018年第6期5-8,共4页Agricultural Equipment & Vehicle Engineering

基　　金：国家科技支撑计划项目(2011BAG09B00)

摘　　要：自动变速器AT结构复杂。分析了自动变速器传动原理,使用转速矩阵、转矩矩阵构建传动系统的功率流数学模型,基于矩阵理论的线性方程组求解算法,并使用MATLAB进行系统功率流求解,从而获得各构件在各挡位的功率谱,为自动变速器动力性分析提供理论基础。同时形成了一套快速精确的自动变速器功率流求解程序,提高了工作效率。The structure of automatic transmission is complicated, and its transmission principle is analyzed. The mathematical model of power flow of transmission system is built by using matrix method through speed matrix and torque matrix. Based on the linear equations solving algorithm of matrix theory, the equations of power flow is solved using MATLAB. And the power spectrum of each component in every gear is achieved, which provides a theoretical basis for the dynamic analysis of automatic transmission. A quick and accurate program of the automatic transmission power flow solver is formed, and the working efficiency is improved

关 键 词：自动变速器 矩阵理论 功率流 程序 

分 类 号：U463.212[机械工程—车辆工程]