众所周知,德国采埃孚(ZF)股份公司生产的8速8HP系列自动变速器是一款主流自动变速器,很多高档车(如宝马、奥迪、克莱斯勒及路虎等)均使用这款自动变速器。下面笔者用列线法分析该款自动变速器动力流,希望能对大家有所帮助。1 ZF 8HP自动变速器基础知识1.1 ZF 8HP系列自动变速器内部构造如图1所示,ZF 8HP系列自动变速器主要由4组单排单级行星齿轮机构与5个换挡执行元件(3个离合器和2个制 It is well known that the 8-speed 8HP series automatic transmission made by ZF AG, Germany, is a mainstream automatic transmission. Many high-end cars such as BMW, Audi, Chrysler and Land Rover use this automatic transmission. The author uses column line method below to analyze the automatic transmission power flow, hoping to be helpful to everyone. 1 ZF 8HP Automatic Transmission Basics 1.1 ZF 8HP Series Automatic Transmission Internal Structure As shown in Figure 1, the ZF 8HP series automatic transmission mainly consists of 4 single-row single-stage planetary gear units and 5 shift actuators (3 clutches and 2 A system