【摘要】 提出了液力自动变速器换挡过程动力学模型 ,建立了液力自动变速器各换挡阶段的微分方程 ,探讨了升挡和降挡过程变速器各元件的运动和输出力矩的变化情况 ,明确了液力自动变速器换挡接合元件的搭接控制原则 .更多还原

【Abstract】 This paper presents a dynamic model of automatic transmission during shifting,and establishes the differential equations of automatic transmission during shifting.It also discusses the changes of torque in output shaft and motion of each element during the upshift and the downshift,and presents the fundamentals of timing control.更多还原