1. School of Petroleum Engineering, China University of Petroleum (East China), Qingdao, Shandong, China
2. CNOOC Research Institute Ltd, Beijing, China
3. College of Electromechanical Engineering, Qingdao University of Science and Technology, Qingdao, China
4. Geo-Energy Research Institute, Qingdao University of Science and Technology, Qingdao, China