Research Article

Effect of Matrix-Wellbore Flow and Porosity on Pressure Transient Response in Shale Formation Modeling by Dual Porosity and Dual Permeability System

Table 2

Simulation parameters (if not specified additionally).

NameValueUnit

Reservoir size80000 × 80000m
Initial pressure20MPa
Reservoir thickness30m
Rock compressibility0.000151/MPa
Langmuir adsorption 0.02 Std m3/Kg
Langmuir pressure 7.5MPa
Horizontal well
 Skin factor0
 Well storage10m3/MPa
 Constant rate10000m3/day
 Production time10000Day
 Shut time10000Day
Deviation factor Dranchuk-Abou-Kassem equation
Gas viscosityLee equation