双离合器式自动变速器起步控制策略  

Launch Control Strategy of Dual Clutch Transmission

作　　者：周正飞 黄伟山 刘义强 李军 王瑞平 Zhou Zhengfei;Huang Weishan;Liu Yiqiang;Li Jun;Wang Ruiping(Ningbo Geely Royal Engine Components Co.,Ltd.,Ningbo City,Zhejiang Province 315336,China;Zhejiang Geely Royal Engine Co.,Ltd.,Ningbo City,Zhejiang Province 315800,China)

机构地区：[1]宁波吉利罗佑发动机零部件有限公司,浙江省宁波市315336 [2]浙江吉利罗佑发动机有限公司,浙江省宁波市315800

出　　处：《农业装备与车辆工程》2019年第11期114-117,共4页Agricultural Equipment & Vehicle Engineering

摘　　要：起步控制是双离合器自动变速器的重点研究内容,对提高车辆动力性、燃油经济性以及驾驶平顺性具有重要意义。基于发动机扭矩、转速和油门开度控制发动机目标转速的控制方法,采用参考发动机扭矩的开环控制以及PI调节的闭环控制的起步控制策略。通过实车验证该策略的可行性,满足不同工况的起步要求。Launch control is the key research content of dual-clutch automatic transmission,which is of great significance for improving vehicle power,fuel economy and driving comfort.Based on engine torque,speed and gas pedal,the control method of engine target speed is controlled,and the open-loop control of reference engine torque and the closed-loop control of PI adjustment are adopted.The feasibility of the strategy is verified by the actual vehicle to meet the starting requirements of different working conditions.

关 键 词：双离合器 起步控制 目标转速 比例积分控制 

分 类 号：U463.212[机械工程—车辆工程]