Numerical prediction of in situ horizontal stress evolution in coalbed methane reservoirs by considering both poroelastic and sorption induced strain effects

Engineering

• Horizontal Stress 100%
• Numerical Prediction 100%
• Coalbed Methane Reservoir 100%
• Strain Effect 100%
• Bulk Modulus 40%
• Competing Process 40%
• Axial Strain 40%
• Methane 20%
• Elastic Strain 20%
• Gas Injection 20%
• Nonlinear Behavior 20%
• Simulated Result 20%
• Strain Condition 20%
• Material Model 20%
• Porosity 20%
• Boundary Condition 20%

Keyphrases

• Dual Material 20%
• Deformation Evolution 20%
• Hydrostatic Condition 20%
• Boundary Confinement Effect 20%
• Negative Bulk Modulus 20%
• Gas-solid Coupling 20%