Heterogeneous Transport of Free CH<sub>4</sub> and Free CO<sub>2</sub> in Dual-Porosity Media Controlled by Anisotropic In Situ Stress during Shale Gas Production by CO<sub>2</sub> Flooding: Implications for CO<sub>2</sub> Geological Storage and Utilization
Lijun Cheng, Dahua Li, Wei Wang, Jun Liu
Abstract
relative to all free gases in shale is ∼65% at most after sufficient CGSU operation. Hopefully, this comprehensive work is helpful in enhancing the knowledge on the promising shale-based low-carbon CGSU technique.
Topics & Concepts
Oil shalePorosityAnisotropyMaterials scienceCoupling (piping)Stress (linguistics)IsotropyIn situFracture (geology)Work (physics)MineralogyComposite materialGeologyChemistryThermodynamicsLinguisticsPhysicsQuantum mechanicsPaleontologyPhilosophyOrganic chemistryHydraulic Fracturing and Reservoir AnalysisCO2 Sequestration and Geologic InteractionsHydrocarbon exploration and reservoir analysis