1. College of Engineering Science, University of Chinese Academy of Sciences, Beijing 100049, P. R. China
2. Institute of Porous Flow and Fluid Mechanics, University of Chinese Academy of Sciences, Langfang 065007, China
3. Research Institute of Petroleum Exploration & Development, PetroChina, Beijing 100083, P. R. China
4. State Key Laboratory of Enhanced Oil and Gas Recovery, Beijing 100083, China
5. Beijing Key Laboratory for Greenhouse Gas Storage and CO2-EOR Unconventional Petroleum Research Institute, China University of Petroleum (Beijing), Beijing 102249, P. R. China
6. School of Earth and Space Sciences, Peking University, Beijing 100871, P. R. China