Posted 8 Hours Ago Job ID: 2116076 2 quotes received

COMSOL 3D Goaf (Mined-Out Area) Model

Fixed PriceUnder $250
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  Send before: February 22, 2026

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COMSOL 3D Goaf (Mined-Out Area) Model – 0/3/6/9 MPa Axial Stress + Free-Phase CO₂ StorageNeed a COMSOL engineer to build a runnable 3D goaf (mined-out area) model and run 4 axial stress cases: 0 MPa (baseline), 3 MPa, 6 MPa, 9 MPa. Deliver: (1) runnable COMSOL model file, (2) comparison results showing goaf fracture change (effective/equivalent method acceptable), (3) computed free-phase CO₂ storage amount for each case + brief notes on assumptions/parameters.
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Proposal requirements (please answer)What similar COMSOL projects have you done (porous media / gas flow / geomechanics)?
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COMSOL Multiphysics / Multiphysics Simulation EngineerPorous Media / Gas Flow / GeomechanicsGeomechanics / Reservoir/Mining Simulation EngineerCOMSOL Multiphysics, COMSOL, FEM, Finite Element Analysis (FEA), Multiphysics Modeling, Modeling and Simulation, Numerical Simulation, Porous Media Flow, Darcy Flow, Brinkman Flow, Gas Transport, CO2 Transport, CO2 Sequestration, CO2 Storage, Free-phase CO2, Gas Flow in Porous Media, Diffusion, Convection, Advection–Diffusion, Permeability, Porosity, Stress-dependent Permeability, Stress–Permeability Coupling, Poroelasticity, Geomechanics, Rock Mechanics, Coal Mechanics, Mining Engineering, Goaf, Mined-out Area, Longwall Mining, Gob, Coal Mine Goaf, Fracture Aperture (effective), Fracture Network (effective), Permeability Evolution, Axial Stress, Axial Compression, 0–9 MPa Stress Cases, Coupled Solid Mechanics and Flow, Solid Mechanics (COMSOL), Transport of Diluted Species, Subsurface Flow, Underground Engineering

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Wenhui F China