An evaluation method of volume fracturing effects for vertical wells in low permeability reservoirs

ZHANG Anshun,YANG Zhengming,LI Xiaoshan,XIA Debin,ZHANG Yapu,LUO Yutian,HE Ying,CHEN Ting,ZHAO Xinli

Table 2 Basic parameters of the volume fracturing vertical well in closed boundaries.

Parameter name Value Parameter name Value Initial pressure 9 MPa Oil viscosity 2.24 mPa?s Reservoir thickness 11 m Oil volume factor 1.05 Horizontal permeability 0.000 5× 10-3 μm2 Wellbore storage factor 1 m3/MPa Porosity 10% Skin factor 0 Rock compressibility 0.000 15 MPa-1 Well radius 0.1 m