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Virtual element method for geomechanical simulations of reservoir models
In this paper, we study the use of virtual element method (VEM) for geomechanics. Our emphasis is on applications to reservoir simulations. The...
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Submarine giant pumice: a window into the shallow conduit dynamics of a recent silicic eruption
Meter-scale vesicular blocks, termed “giant pumice,” are characteristic primary products of many subaqueous silicic eruptions. The size of giant...
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Monotone nonlinear finite-volume method for challenging grids
This article presents a new positivity-preserving finite-volume scheme with a nonlinear two-point flux approximation, which uses optimization...
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Simulation of mineral dissolution at the pore scale with evolving fluid-solid interfaces: review of approaches and benchmark problem set
This manuscript presents a benchmark problem for the simulation of single-phase flow, reactive transport, and solid geometry evolution at the pore...
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Generalized prism grid: a pillar-based unstructured grid for simulation of reservoirs with complicated geological geometries
Grid generation is critical to numerical reservoir simulations. High-quality grids guarantee the fidelity of a reservoir model and keep the flow...
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Parallel vertex approximate gradient discretization of hybrid dimensional Darcy flow and transport in discrete fracture networks
This paper proposes a parallel numerical algorithm to simulate the flow and the transport in a discrete fracture network taking into account the mass...
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Intraplate volcanism in the Danube Basin of NW Hungary: 3D geophysical modelling of the Late Miocene Pásztori volcano
Three-dimensional geophysical modelling of the early Late Miocene Pásztori volcano (ca. 11–10 Ma) and adjacent area in the Little Hungarian Plain...
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Interior boundary-aligned unstructured grid generation and cell-centered versus vertex-centered CVD-MPFA performance
Grid generation for reservoir simulation must honor classical key constraints and be boundary aligned such that control-volume boundaries are aligned...
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Numerical modeling of discontinuous rock slopes utilizing the 3DDGM (three-dimensional discontinuity geometrical modeling) method
The geometry of discontinuities in a rock mass is one of the most important influences on the behavior and characteristics of that rock mass. The...
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Morphological Models for Inhomogeneous Particles: Light Scattering by Aerosols, Cometary Dust, and Living Cells
ParticleMorphological models populationsParticle populations nature in in nature can often be composedInhomogeneous...
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Light scattering by atmospheric mineral dust particles
When discussing atmospheric aerosol particles, mineral dust refers to suspended soil-constituting mineral particles that originate mainly from arid...
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Specific Topics
The finite element solution of the governing flow, mass and heat transport equations as described in the preceding chapters requires the...
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Flowing Salt: Halokinesis
Many of the world’s larger oil and gas fields occur in halokinetically-influenced structures across many of the world’s salt basins (e.g. Campos...
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On the Reconstruction of Darcy Velocity in Finite-Volume Methods
The accuracy of particle tracking methods for advective transport in porous media depends in turn upon the accuracy of the computed velocity. In many...
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Physical-geometric optics hybrid methods for computing the scattering and absorption properties of ice crystals and dust aerosols
Exact solutions and reasonable approximations of the optical properties of nonspherical particles in the atmosphere (particularly, coarse mode...
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Analysis on general meshes of a discrete duality finite volume method for subsurface flow problems
This work presents and analyzes, on unstructured grids, a discrete duality finite volume method (DDFV method for short) for 2D-flow problems in...
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Velocity interpolation and streamline tracing on irregular geometries
Streamline tracing on irregular grids requires reliable interpolation of velocity fields. We propose a new method for direct streamline tracing on...
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A priori error estimates for the numerical solution of a coupled geomechanics and reservoir flow model with stress-dependent permeability
In this paper we consider the numerical solution of a coupled geomechanics and a stress-sensitive porous media reservoir flow model. We combine mixed...
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Pebbles, Shapes, and Equilibria
The shape of sedimentary particles may carry important information on their history. Current approaches to shape classification (e.g. the Zingg or...