Grid-characteristic method using Chimera meshes for simulation of elastic waves scattering on geological fractured zones

N Khokhlov, A Favorskaya, V Stetsyuk… - Journal of Computational …, 2021 - Elsevier
Geological fracture zones play an important role in determining the amount of deposits in oil
and gas fields. In practice, for modeling wave scattering in fractured zones, numerical …

Grid-characteristic method on overlap** curvilinear meshes for modeling elastic waves scattering on geological fractures

NI Khokhlov, A Favorskaya, V Furgailo - Minerals, 2022 - mdpi.com
Interest in computational methods for calculating wave scattering from fractured geological
clusters is due to their application in processing and interpreting the data obtained during …

Enhancement of Navier–Stokes solver based on an improved volume-of-fluid method for complex interfacial-flow simulations

VT Nguyen, WG Park - Applied Ocean Research, 2018 - Elsevier
In this study, an extended validation of an improved volume-of-fluid (VOF)-based method for
3D highly nonlinear, complex, and breaking free-surface problems in engineering is …

Accounting for curved boundaries in rocks by using curvilinear and Chimera grids

A Favorskaya, N Khokhlov - Procedia Computer Science, 2021 - Elsevier
Reconstruction of rock boundaries plays an important role in seismic exploration of minerals.
Seismic data processing requires multiple solutions to the corresponding direct problem …

Coupling potential and viscous flow models with domain decomposition for wave propagations

W Zhong, W Wang, D Wan - Journal of Hydrodynamics, 2022 - Springer
Either potential flow or viscous flow based model may be flawed for numerical wave
simulations. The two-way coupling of potential and viscous flow models with the domain …

[HTML][HTML] A matrix-free Chimera approach based on Dirichlet–Dirichlet coupling for domain composition purposes

B Storti, L Garelli, M Storti, J D'Elía - Computers & Mathematics with …, 2020 - Elsevier
A novel approach using an algebraic-based Chimera type domain composition method in
the context of the finite element method for non-matching overlap** unstructured grids is …

Nonlinear ocean wave models and laboratory simulation of high seastates and rogue waves

SC Yim, AR Osborne, A Mohtat - International …, 2017 - asmedigitalcollection.asme.org
With the increasing demand for marine structures, including ships and wave energy devices,
to operate in energetic, high seastates, the need for modeling and simulation of nonlinear …

Boundary Conforming Chimera Meshes to Account for Surface Topography and Curved Interfaces in Geological Media

AV Favorskaya, NI Khokhlov, VI Golubev… - Lobachevskii Journal of …, 2024 - Springer
Nowadays, solving seismic exploration problems requires taking into account the scattering
of seismic waves at boundaries and contact boundaries of complex shape. For the …

Finite element solution of linear waves on a slo** bottom boundary

TH Jung, S Son, Y Ryu - Journal of Coastal Research, 2017 - meridian.allenpress.com
ABSTRACT Jung, TH.; Son, S., and Ryu, Y. 2017. Finite element solution of linear waves on
a slo** bottom boundary. A new, finite-element solution of linear water waves, which can …

[HTML][HTML] Cеточно-характеристический метод с использованием наложенных сеток в задаче сейсморазведки трещиноватых геологических сред

ИА Митьковец, НИ Хохлов - Computational Mathematics and …, 2023 - cyberleninka.ru
Введение. Сейсморазведка в условия гетерогенности среды является актуальной
темой для нефтегазовой промышленности. Следовательно, остается актуальным …