1Kitabayashi H, Li C Y,Hiraki H. Analysis of the vari- ous factors affecting drag torque in multiple-plate wet clutches [ C ]//SAE Technical Paper Series. USA : SAE Publication Group, Paper Number :2003 - 01 - 1973.
2Cameron T M, McCombs T, Devlin M, Tersigni S, et al. ATF friction properties and shift quality [ C ]//SAE Technical Paper Series. USA: SAE Publication Group, Paper Number: 2004 - 01 - 3027.
3Zheng Q, Kraenzlein J, Hopkins E, et ah Closed loop pressure control system development for an automatic trans- mission [ C ]//SAE Technical Paper Series. USA : SAE Pub- lication Group, Paper Number : 2009 - 01 - 0951.
4Hurley S, Tipton C D, Cook S P. Lubricant technology for dual clutch transmissions[ C]//SAE Technical Paper Series. USA: SAE Publication Group, Paper Number: 2006 - 01 - 3245.
5Song X, Liu J, Smedley D. Simulation study of dual clutch transmission for medium duty truck applications [ C]//SAE Technical Paper Series. USA: SAE Publica- tion Group, Paper Number:2005 - 01 - 3590.
6Cameron T M, Tersigni S H, McCombs T,et al. ATF effects on friction stability in slip-controlled torque con- verter clutches [ C ]//SAE Technical Paper Series. USA: SAE Publication Group, Paper Number: 2003 - 01 - 3255.
