1. State Key Laboratory of Heavy Oil Processing, College of Chemical Engineering, China University of Petroleum, No. 66 Changjiang West Road, Qingdao, Shandong Province 266580, China
2. College of Environment and Resources, Xiangtan University, Xiangtan, Hunan Province 411105, China
3. SINOPEC Research Institute of Safety Engineering Co., Ltd., No.339 Songling Road, Laoshan District, Qingdao, Shandong Province 266000, China