1. School of Vehicles and Energy, Yanshan University, Qinhuangdao, Hebei 066004, P. R. China
2. China Petroleum Engineering & Construction Corporation North China Company, Renqiu Hebei 062552, P. R. China
3. Sinopec Shengli Oilfield Company Technology Inspection Center, Dongying, Shandong 257000, P. R. China