Evaluation of CO₂ leakage potential through fault instability in CO₂ geological sequestration by coupled THMC modelling

Keyphrases

• Fault Zone 100%
• CO2 Leakage 100%
• Thermo-hydro-mechanical 100%
• CO2 Geological Sequestration 100%
• Coupled Thermal 100%
• Chemical Modeling 100%
• Leakage Potential 100%
• Fault Instability 100%
• Through Fault 100%
• Porosity 75%
• Order of Magnitude 50%
• Volume Fraction 50%
• Self-sealing 50%
• Secondary Minerals 50%
• Sealing Behavior 50%
• Continuous Injection 50%
• Supercritical CO2 (SC-CO2) 50%
• Brine 25%
• Pore Pressure 25%
• CO2 Sequestration 25%
• Ion Concentration 25%
• Primary Minerals 25%
• Reactive Surface Area 25%
• Kaolinite 25%
• Shear Failure 25%
• Feldspar 25%
• Fault Reactivation 25%
• Mineral Concentration 25%
• CO2 Saturation 25%
• Aqueous Concentration 25%
• Aquifer System 25%
• Self-enhancement 25%
• Mineral Ions 25%
• Saline Aquifer 25%
• Caprock 25%
• Preslip 25%
• Fault Stability 25%
• Fault Sealing 25%
• Shear Reactivation 25%
• Rapid Dissolution 25%
• CO2-triggered 25%
• Calcium Carbonate 25%
• Dissolution-precipitation Reaction 25%

Earth and Planetary Sciences

• Carbon Dioxide 100%
• Fault Zone 57%
• Porosity 42%
• Secondary Mineral 28%
• Self Sealing 28%
• Calcite 14%
• Pore Pressure 14%
• Surface Area 14%
• Carbon Sequestration 14%
• Ion Concentration 14%
• Transportation 14%
• Kaolinite 14%
• Table Salt 14%
• Seals 14%