A New Mathematical Model for Pressure Transient Analysis in Stress-Sensitive Reservoirs

Table 5

Data used in the base case.

Initial reservoir pressure, 𝑝𝑖, Pa	3.192×10^7
Reservoir depth, 𝐻, m	2280
Formation thickness, ℎ, m	10.1
Wellbore radius, 𝑟𝑤, m	0.11
Fluid viscosity, 𝜇, Pa·s	1.81×10^−3
Fluid compressibility, 𝑐𝑓, Pa^−1	1.62×10^−9
Pore compressibility, 𝑐𝑝, Pa^−1	7.5×10^−10
Porosity, 𝜙, dimensionless	0.1
Volume factor, 𝐵, dimensionless	1.13
Initial permeability, 𝑘𝑖, m^2	2.4×10^−15
Production rate, 𝑞sc, m^3/s	1.34×10^−4
Wellbore storage coefficient, 𝐶, m^3/pa	3×10^−8
Skin factor, 𝑆, dimensionless	2
Density of rock skeleton, 𝜌𝑠, kg/m^3	2650
Density of formation water, 𝜌𝑤, kg/m^3	1000