Zhihui Liu
Research Centre of Multiphase Flow in Porous Media, China University of Petroleum (East China), Qingdao 266580, P. R. China

Yongfei Yang
Research Centre of Multiphase Flow in Porous Media, China University of Petroleum (East China), Qingdao 266580, P. R. China

Jun Yao
Research Centre of Multiphase Flow in Porous Media, China University of Petroleum (East China), Qingdao 266580, P. R. China

Qi Zhang
Research Centre of Multiphase Flow in Porous Media, China University of Petroleum (East China), Qingdao 266580, P. R. China

Jingsheng Ma
Institute of Petroleum Engineering, Heriot-Watt University, Riccarton, Edinburgh EH14 4AS, UK

Qihao Qian
PetroChina Research Institute of Petroleum Exploration & Development, Beijing 100083, P. R. China.