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Keywords: multiphase flow
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Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, October 26, 2021
Paper Number: SPE-203910-MS
... Genuchten and the Drucker Prager models for capillary and the plasticity, respectively, we show the robustness of the model for capillary hysteresis in multiphase flow and elastoplastic geomechanics. multiphase flow geomechanics relative permeability imbibition process elastoplasticity fluid...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, October 26, 2021
Paper Number: SPE-203949-MS
... Abstract Solving the equations governing multiphase flow in geological formations involves the generation of a mesh that faithfully represents the structure of the porous medium. This challenging mesh generation task can be greatly simplified by the use of unstructured (tetrahedral) grids...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, October 26, 2021
Paper Number: SPE-203900-MS
... equation of state fluid dynamics transport solver tolerance reduction convergence iteration solver transport equation outer loop inner solver scaling method multiphase flow upstream oil & gas inexact sfi outer iteration sfi method transport iteration petroleum engineer tchelepi...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, October 26, 2021
Paper Number: SPE-203974-MS
... Abstract We present in this paper a-posteriori error estimators for multiphase flow with singular well sources. The estimators are fully and locally computable, distinguish the various error components, and target the singular effects of wells. On the basis of these estimators we design...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, April 10–11, 2019
Paper Number: SPE-193912-MS
... observation data Artificial Intelligence approximation experiment basis function deep learning available data Model Reduction reservoir simulation multiphase flow architecture neuron society of petroleum engineers equation permeability field reduced-order model multiphase flow dynamic...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, April 10–11, 2019
Paper Number: SPE-193932-MS
...-compositional problems Khait and Voskov (2017b) , buoyancy-dominated flow Khait and Voskov (2018a) and chemical multiphase flow and transport Kala and Voskov (2018) . The OBL approach helped to developed a Delft Advanced Research Terra Simulator ( DARTS, 2019 ). The OBL technique separates physics-based...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, April 10–11, 2019
Paper Number: SPE-193934-MS
... upstream-mobility-weighting scheme and to a second-order WENO scheme. scaling method Upstream Oil & Gas reservoir simulation Artificial Intelligence Fluid Dynamics Simulation iteration multiphase flow coarse block society of petroleum engineers time step møyner partition grid...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, February 20–22, 2017
Paper Number: SPE-182625-MS
... Abstract A multiscale gradient computation method for multiphase flow in heterogeneous porous media is developed. The method constructs multiscale primal and dual coarse grids, imposed on the given fine-scale computational grid. Local multiscale basis functions are computed on (dual-) coarse...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, February 20–22, 2017
Paper Number: SPE-182695-MS
... alternatives. reservoir simulation c1-ppu scheme nonlinearity iteration performance Upstream Oil & Gas convergence performance smoothness numerical flux scheme Modeling & Simulation accuracy flux formulation equation multiphase flow Saturation profile convergence behavior porous...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, February 20–22, 2017
Paper Number: SPE-182713-MS
... for multiphase flow simulation, this work provides a first step towards tailored robust safeguards for complex physics. In implicit reservoir simulation nonlinear solver is used to find a solution of the system: (1) R ( U n + 1 ; Δ t , U n ) = 0 , reservoir simulation...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, February 20–22, 2017
Paper Number: SPE-182728-MS
... Modeling & Simulation Fluid Dynamics numerical simulation Biot coefficient Reservoir Characterization Upstream Oil & Gas dual-porosity model matrix block matrix multiphase flow dual-porosity system Kazemi equation biot modulus deformation bulk rock deformation fracture permeability...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 18–20, 2013
Paper Number: SPE-163603-MS
... of multiphase flow problems with fluid-structure interaction in which there is substantial material deformation, damage and failure. MMPM is applied to the problem of simulating the growth of a wormhole in unconsolidated sand with live oil including the effect of foamy oil and sand failure. The simulation...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 18–20, 2013
Paper Number: SPE-163605-MS
... formulation and its iterative form. Upstream Oil & Gas fracture boundary Artificial Intelligence Fluid Dynamics mesh hydraulic fracturing discretization boundary spe 163605 Denote multiphase flow mimetic finite difference method compressible flow reservoir flow in porous media two...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 18–20, 2013
Paper Number: SPE-163659-MS
... Abstract The Fully Implicit Method (FIM) is widely used to discretize the nonlinear conservation equations that govern multiphase flow in porous media. Although FIM is unconditionally stable, the nonlinear solver, which is typically based on Newton’s method, often fails to converge for large...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 21–23, 2011
Paper Number: SPE-141268-MS
... We use a classical continuum representation, where the fluid and solid skeleton are viewed as overlapping continua. The governing equations for flow and mechanics are obtained from mass and linear-momentum balances, respectively. For multiphase flow, the mass-conservation equation is expressed...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 21–23, 2011
Paper Number: SPE-141824-MS
..., and Abstract This paper presents multiblock methods for coupled multiphase flow and species transport modeling in porous media applications. These methods provide local mass conservation and a continuous approximation of fluxes across inter-element faces and sub-domain (inter-block) interfaces and can treat...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 21–23, 2011
Paper Number: SPE-141991-MS
... solver for simulations of flow in fractured porous media. scaling method upstream oil & gas fracture network flow in porous media fluid dynamics reservoir simulation hajibeygi hydraulic fracturing fractured porous media hierarchical fracture model jenny fracture multiphase flow...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 21–23, 2011
Paper Number: SPE-141954-MS
... by the MSFV system. In a multiphase flow system, a balance between accuracy and computational efficiency should be achieved by finding a minimum number of i-MSFV iterations (on pressure) that are necessary to achieve the desired accuracy of the saturation solution. In this work, we extend the i-MSFV method...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 21–23, 2011
Paper Number: SPE-142224-MS
...-phase and wall shear stress terms for different flow regimes can significantly affect the model's results. In addition, the inter-phase momentum transfer terms mainly influence the holdup value. The outcome of this research leads to a more accurate simulation of multiphase flow in the wellbore...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 2–4, 2009
Paper Number: SPE-118722-MS
... and represents a good approximation of a given matrix A . In this work, two-stage preconditioners consisting of the approximated inverses M 1 and M 2 are investigated for multiphase flow in porous media. The first-stage preconditioner, M 1 , is approximated from A using four different...

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