1. School of Petroleum Engineering, China University of Petroleum (East China), 66 West Changjiang Road, Qingdao 266580, China
2. Civil Engineering School, Qingdao University of Technology, 777 Jialingjiang East Road, Qingdao 266520, China
3. Petroleum Technology Research Institute of PetroChina Changqing Oilfield Company, 35 Weiyang Road, Xi’an 610100, China
4. College of Science, China University of Petroleum (East China), 66 West Changjiang Road, Qingdao 266580, China