1. Institute of Chemical Process Systems Engineering, School of Chemical Engineering, Dalian University of Technology, Dalian, Liaoning 116024, China
2. Drilling & Production Technology Research Institute, CNPC Chuanqing Drilling Engineering Company Ltd., Xi’an, Shaanxi 710129, China
3. National Engineering Laboratory for Exploration and Development of Low-Permeability Oil & Gas Fields, Xi’an, Shaanxi 710129, China