Results 41 to 50 of about 383,945 (221)

Hybridizable discontinuous Galerkin projection methods for Navier–Stokes and Boussinesq equations [PDF]

open access: yesJournal of Computational Physics, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Mattheus P. Ueckermann   +1 more
openaire   +3 more sources

Failure characteristics analysis of the inclined interlayer during water‐soluble cavity construction of underground salt caverns for large‐scale energy storage

open access: yesDeep Underground Science and Engineering, EarlyView.
In the process of water‐soluble cavern construction of salt cavern energy storage, since the interlayer does not dissolve in water easily, sudden collapse will cause engineering accidents such as bending and damage of the inner tube of the cavern.
Zenghui Zhao   +5 more
wiley   +1 more source

Modeling proppant transport and settling in a 3D propagating fracture

open access: yesDeep Underground Science and Engineering, EarlyView.
A versatile multiphysics tool is presented for simulating the complex processes involved in hydraulic fracturing treatments. The model couples fracture opening and propagation, variable‐density slurry flow, and proppant particle transport within the multiphysics object‐oriented simulation environment framework, based on two‐phase mixture equations and ...
Robert Egert   +2 more
wiley   +1 more source

High‐Order Projection‐Based Upwind Method for Simulation of Transitional Turbulent Flows

open access: yesInternational Journal for Numerical Methods in Fluids, EarlyView.
In this study, we evaluated the implicit large‐eddy simulation capabilities of the mass‐conserving mixed stress method for transitional turbulent flows and proposed an efficient solution method for large‐scale applications. The results presented in this work show promising outcomes for incompressible aerodynamic flow problems, which can be further ...
Philip L. Lederer   +2 more
wiley   +1 more source

A Galerkin‐free/equation‐free model reduction method for single‐phase flow in fractured porous media

open access: yesEnergy Science & Engineering, 2020
Using traditional high‐fidelity numerical simulation to simulate fluid flow in fractured porous media in a real field remains challenging. It involves a large number of degrees of freedom when matrix and fracture equations are solved.
Dongxu Han   +4 more
doaj   +1 more source

Multifidelity Thermochemical–Mechanical Modeling of Pultruded Hollow Composite Profiles

open access: yesJournal of Manufacturing Science and Engineering, EarlyView.
ABSTRACT Pultrusion of hollow composite profiles with fast‐curing polyurethane (PU) resin requires simultaneous control of heat transfer, cure kinetics, viscosity evolution, and pulling resistance, making empirical process optimization costly and uncertain.
Jacob Harris   +7 more
wiley   +1 more source

Stochastic PDE Projection on Manifolds: Assumed-Density and Galerkin Filters [PDF]

open access: yes, 2015
We review the manifold projection method for stochastic nonlinear filtering in a more general setting than in our previous paper in Geometric Science of Information 2013. We still use a Hilbert space structure on a space of probability densities to project the infinite dimensional stochastic partial differential equation for the optimal filter onto a ...
John Armstrong, Damiano Brigo
openaire   +2 more sources

Model-reduction techniques for PDE models with Turing type electrochemical phase formation dynamics

open access: yesApplications in Engineering Science, 2021
Next-generation battery research will heavily rely on physico-chemical models, combined with deep learning methods and high-throughput and quantitative analysis of experimental datasets, encoding spectral information in space and time.
Benedetto Bozzini   +2 more
doaj   +1 more source

Revealing the Resonant Physics of Open Photonic Time Crystals

open access: yesLaser &Photonics Reviews, EarlyView.
ABSTRACT Photonic time crystals (PTCs) are media whose permittivity is modulated periodically in time, enabling momentum bandgaps and parametric amplification of light. Their realization at the nanoscale can revolutionize the study of light‐matter interactions.
Adrià Canós Valero   +5 more
wiley   +1 more source

On the Application of the Discontinuous Galerkin Method to Turbomachinery Flows [PDF]

open access: yes, 2012
This article describes the development of a Discontinuous Galerkin (DG) solver for 2D Euler flows with special emphasis on the implementation of robust and accurate boundary conditions for turbomachinary applications.
Ashcroft, Graham   +2 more
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