1. Yanshan University,School of Vehicle and Energy,Qinhuangdao,China
2. Ningxia Institute of Science and Technology,School of Mechanical Engineering,Shizuishan,China
3. Yanshan University,School of Vehicle and Energy and Hebei Key Laboratory of Special Carrier Equipment,Qinhuangdao,China
4. Northeastern University,School of Mechanical Engineering and Automation,Shenyang,China