1. State Key Laboratory of Offshore Oil Exploitation, Beijing 100028, China
2. CNOOC Research Institute Ltd., Beijing 100028, China
3. CNOOC International Limited, Beijing 100028, China
4. College of Petroleum Engineering, Yangtze University, Wuhan 430100, China
5. China University of Petroleum (East China), Qingdao, Shandong 266580, China