Hybridizable discontinuous Galerkin projection methods for Navier–Stokes and Boussinesq equations [PDF]
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Mattheus P. Ueckermann +1 more
openaire +3 more sources
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
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
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
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
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]
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
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
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]
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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