Numerical study on the mechanism of air leakage in drainage boreholes: A fully coupled gas-air flow model considering elastic-plastic deformation of coal and its validation
Kai Wang, Long Wang, Yang Ju, Huzi Dong, Wei Zhao, Changang Du, Yangyang Guo, Zhen Lou, Han Gao
Topics & Concepts
BoreholeDrainageCoal miningPetroleum engineeringLeakage (economics)Permeability (electromagnetism)Air permeability specific surfaceCoalAirflowGeotechnical engineeringEnvironmental scienceGeologyEngineeringMaterials scienceWaste managementComposite materialChemistryMechanical engineeringEconomicsBiologyEcologyMembraneBiochemistryLayer (electronics)MacroeconomicsCoal Properties and UtilizationRock Mechanics and ModelingUnderground infrastructure and sustainability