Striving to translate shale physics across ten orders of magnitude: What have we learned?

Y Mehmani, T Anderson, Y Wang, SA Aryana… - Earth-Science …, 2021 - Elsevier
Shales will play an important role in the successful transition of energy from fossil-based
resources to renewables in the coming decades. Aside from being a significant source of …

A hierarchical fracture model for the iterative multiscale finite volume method

H Hajibeygi, D Karvounis, P Jenny - Journal of Computational Physics, 2011 - Elsevier
An iterative multiscale finite volume (i-MSFV) method is devised for the simulation of
multiphase flow in fractured porous media in the context of a hierarchical fracture modeling …

A multiscale restriction-smoothed basis method for high contrast porous media represented on unstructured grids

O Møyner, KA Lie - Journal of Computational Physics, 2016 - Elsevier
A wide variety of multiscale methods have been proposed in the literature to reduce runtime
and provide better scaling for the solution of Poisson-type equations modeling flow in …

Algebraic multiscale solver for flow in heterogeneous porous media

Y Wang, H Hajibeygi, HA Tchelepi - Journal of Computational Physics, 2014 - Elsevier
Abstract An Algebraic Multiscale Solver (AMS) for the pressure equations arising from
incompressible flow in heterogeneous porous media is described. In addition to the fine …

Linear solvers for reservoir simulation problems: An overview and recent developments

S Nardean, M Ferronato, A Abushaikha - Archives of Computational …, 2022 - Springer
Linear solvers for reservoir simulation applications are the objective of this review.
Specifically, we focus on techniques for Fully Implicit (FI) solution methods, in which the set …

Successful application of multiscale methods in a real reservoir simulator environment

KA Lie, O Møyner, JR Natvig, A Kozlova… - ECMOR XV-15th …, 2016 - earthdoc.org
For the past 10 years or so, a number of so-called multiscale methods have been developed
as an alternative approach to upscaling and to accelerate reservoir simulation. The key idea …

Multiscale model reduction for shale gas transport in fractured media

IY Akkutlu, Y Efendiev, M Vasilyeva - Computational Geosciences, 2016 - Springer
In this paper, we develop a multiscale model reduction technique that describes shale gas
transport in fractured media. Due to the pore-scale heterogeneities and processes, we use …

Multiscale two-stage solver for Biot's poroelasticity equations in subsurface media

N Castelletto, S Klevtsov, H Hajibeygi… - Computational …, 2019 - Springer
We propose a two-stage preconditioner for accelerating the iterative solution by a Krylov
subspace method of Biot's poroelasticity equations based on a displacement-pressure …

A real-field multiscale black-oil reservoir simulator

A Kozlova, Z Li, JR Natvig, S Watanabe, Y Zhou… - SPE Journal, 2016 - onepetro.org
Simulation technology is constantly evolving to take advantage of the best-available
computational algorithms and computing hardware. A new technology is being jointly …

A mass-conservative sequential implicit multiscale method for isothermal equation-of-state compositional problems

O Møyner, HA Tchelepi - SPE Journal, 2018 - onepetro.org
Compositional simulation is necessary for a wide variety of reservoir-simulation applications,
and it is especially valuable for accurate modeling of near-miscible gas injection for …