湿式双离合器自动变速器的同步器挂档压力控制  

Gear engagement pressure control for wet dual clutch automatic transmission

作　　者：朱成 马培义 张友皇 Zhu Cheng;Ma Peiyi;Zhang Youhuang(Anhui Jianghuai Automobile group Co. Ltd., Anhui Hefei 230601)

机构地区：[1]安徽江淮汽车集团股份有限公司,安徽合肥230601

出　　处：《汽车实用技术》2017年第14期73-76,117,共5页Automobile Applied Technology

摘　　要：文章针对双离合器自动变速器的结构特点和功能需求制定了拨叉压力控制策略,挂档过程分阶段分别采用PID控制、Ramp控制等控制方式实现挂档压力的精确控制,并通过整车道路试验,验证该控制策略的准确性和合理性。测试结果表明,该控制策略能够满足不同档位拨叉挂档的要求。The document aim at the structure characteristics and functionality requirements of wet dual clutch transmission,the gear engagement pressure strategy was developed.The gear engagement was divided into different phases,and takemethods with PID control and Ramp control.Gear engagement experiments at standstill mode and driving mode were takento confirm the strategy’s validity and rationality.As results of experiments,the strategy can fulfill gear engage requestedpressure for every different gear.

关 键 词：双离合器 自动变速器 挂档压力控制 挂档过程 PID控制 Ramp控制 

分 类 号：U467[机械工程—车辆工程]