Natural Science Foundation of Jiangsu Province(BK20160223)。
The principle of improving the torque amplification factor of E-TVDs with six elements is illustrated in this paper.A velocity diagram is used to study speed and torque relationships.The results reveal that the torque...
Supported by the National Natural Science Foundation of China(51375519);the Chongqing Graduate Education Innovation Fund Project(CYS18223);the Chongqing University of Arts and Sciences Graduate School Research Project(M2018ME16)
To improve the characteristics of wet multi-disc brakes (WMDBs), the WMDBs of the drive axles of mining trucks were studied. A model was established to predict the phenomenon of drag characteristics during wet brake n...
Supported by the National High Technology Research and Development Program of China(863Program)(2012AA111104)
A power train dynamics model of a coaxial parallel hybrid electric vehicle (HEV) was built for different clutch operating states. With the state vector constituted by the motor rotation speed and the clutch transmit...
Supported by the National Natural Science Foundation of China(51275039)
A numerical model to predict film torque of hydro-viscous clutch was developed.The model was established with computational fluid dynamics(CFD).The pressure distribution,velocity of flow and film torque were obtaine...
Sponsored by the National Natural Science Foundation of China (50676011)
Extensive experimental studies are performed using force sensors to measure actuating forces of nozzle ring devices of variable nozzle turbines. Torques from pneumatic action applied onto axles of nozzle vanes have be...
Sponsored by the Ministerial Level Advanced Research Foundation(10506024)
Considering the surface tension effect and centrifugal effect, a mathematical model based on Reynolds equation for predicting the drag torque of disengage wet clutches is presented. The model indicates that the equiva...
To reduce shock during transmission gear shift, a transmission torque feedback closed loop control system is proposed based on the powertrain system model and a torque observer. The ignition time of engine was delaye...