Supported by Major State Basic Research Development Program of China(973 Program,Grant No.2013CB035400);National Natural Science Foundation of China(Grant Nos.51275451,51575476);Science Fund for Creative Research Groups of National Natural Science Foundation of China(Grant No.51221004)
Achieving highly efficient extrication of the tunnel boring machine(TBM)cutter-head driving system from the collapsed surrounding rock has become a key problem globally,and significant effort has been directed to impr...
Project(51105017) supported by the National Natural Science Foundation of China;Project(2011BAG09B00) supported by the National Science and Technology Support Program of China;Project(2010DFB80020) supported by the Technology Major Project of the Ministry of Science and Technology of China
For the purpose of engineering development for a new 8-step speed automatic transmission,a simplified dynamic model for this gearbox was established and key parameters which affected the shift quality were analyzed.Ai...