Open Access

ARTICLE

Numerical Simulation of Oil-Water Two-Phase Flow in Low Permeability Tight Reservoirs Based on Weighted Least Squares Meshless Method

Xin Liu^1,*, Kai Yan², Bo Fang³, Xiaoyu Sun³, Daqiang Feng⁴, Li Yin⁵

1 School of GeoSciences, Yangtze University, Wuhan, 430100, China
2 State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation (Southwest Petroleum University), Chengdu, 610000, China
3 Downhole Service Company, Petro China Qinghai Oilfield Company, Haixi, 817000, China
4 Research Institute of Drilling and Production Technology, Petro China Qinghai Oilfield Company, Dunhuang, 736200, China
5 PetroChina Qinghai Oilfield Company The Third Oil Plant, Dunhuang, 736200, China

* Corresponding Author: Xin Liu. Email: