Results 21 to 30 of about 1,811,075 (266)

Fully Implicit Stress Update Algorithm for Distortion-Based Anisotropic Hardening with Cross-Loading Effect: Comparative Algorithmic Study and Application to Large-Size Forming Problem

open access: yesApplied Sciences, 2021
A fully implicit stress integration algorithm is developed for the distortional hardening model, namely the e−HAH model, capable of simulating cross−hardening/softening under orthogonal loading path changes.
Hongjin Choi   +3 more
doaj   +1 more source

The Euler implicit/explicit scheme for the Boussinesq equations [PDF]

open access: yesBoundary Value Problems, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Zhang, Tong, Jin, Jiaojiao, Xu, Shunwei
openaire   +1 more source

Convergence of an implicit Euler Galerkin scheme for Poisson–Maxwell–Stefan systems [PDF]

open access: yesAdvances in Computational Mathematics, 2019
A fully discrete Galerkin scheme for a thermodynamically consistent transient Max-well-Stefan system for the mass particle densities, coupled to the Poisson equation for the electric potential, is investigated. The system models the diffusive dynamics of an isothermal ionized fluid mixture with vanishing barycentric velocity.
Ansgar Jüngel, Oliver Leingang
openaire   +2 more sources

Fractional SDEs with stochastic forcing: Existence, uniqueness, and approximation

open access: yesNonlinear Analysis, 2023
In this article, we are interested in fractional stochastic differential equations (FSDEs) with stochastic forcing, i.e., to FSDE we add a stochastic forcing term.
Kęstutis Kubilius
doaj   +1 more source

Semi-Implicit Homogeneous Euler Differentiator for a Second-Order System: Validation on Real Data

open access: yes, 2021
International audienceIn this paper, a semi-implicit Euler approximation scheme is proposed for a second-order homogeneous differentiator. Compared to an explicit Euler approximation, it is well-known that implicit Euler approximation scheme offers ...
Aoustin, Yannick   +4 more
core   +2 more sources

Topics in Numerical Computation of Compressible Flow [PDF]

open access: yes, 1990
This thesis aims to assist the development of a multiblock implicit Navier-Stokes code for hypersonic flow applications. There are mainly three topics, which concern the understanding of basic Riemann solvers, the implementing of implicit zonal ...
Lin, Hong-Chia
core   +3 more sources

Implicit Euler Implementation of Twisting Controller and Super-Twisting Observer without Numerical Chattering: Precise Quasi-Static MEMS Mirrors Control

open access: yesMATEC Web of Conferences, 2019
The quasi-static operations of MEMS mirror are very sensitive to undesired oscillations due to its very low damping. It has been shown that closed-loop control can be superior to reduce those oscillations than open-loop control in the literature. For the
Luo Dong   +3 more
doaj   +1 more source

Numerical Modeling and Simulations of Twinning-Induced Plasticity Using Crystal Plasticity Finite Element Method

open access: yesCrystals, 2022
In the current work, a fully implicit numerical integration scheme is developed for modeling twinning-induced plasticity using a crystal plasticity framework.
Rashid Khan   +4 more
doaj   +1 more source

An Efficient Implicit Scheme for the Multimaterial Euler Equations in Lagrangian Coordinates [PDF]

open access: yesJournal of Computational Physics
Stratified fluids composed of a sequence of alternate layers show interesting macroscopic properties, which may be quite different from those of the individual constituent fluids. On a macroscopic scale, such systems can be considered a sort of fluid metamaterial.
Chiocchetti S., Russo G.
openaire   +2 more sources

Bubble-enhanced quadrilateral finite element formulation for nonlinear analysis of geotechnical problems

open access: yesUnderground Space, 2018
We investigate a new numerical procedure based on a bubble-enriched finite element formulation in combination with the implicit backward Euler scheme for nonlinear analysis of strip footings and stability of slopes.
T. Vu-Hoang, T. Vo-Minh, H. Nguyen-Xuan
doaj   +1 more source

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