Mathematical modeling and numerical multigoal-oriented a posteriori error control and adaptivity for a stationary, nonlinear, coupled flow temperature model with temperature dependent density

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OriginalspracheEnglisch
Seiten (von - bis)138-151
Seitenumfang14
FachzeitschriftComputers and Mathematics with Applications
Jahrgang175
Frühes Online-Datum24 Sept. 2024
PublikationsstatusElektronisch veröffentlicht (E-Pub) - 24 Sept. 2024

Abstract

In this work, we develop adaptive schemes using goal-oriented error control for a highly nonlinear flow temperature model with temperature dependent density. The dual-weighted residual method for computing error indicators to steer mesh refinement and solver control is employed. The error indicators are used to employ adaptive algorithms, which are substantiated with several numerical tests. Therein, error reductions and effectivity indices are consulted to establish the robustness and efficiency of our framework.

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title = "Mathematical modeling and numerical multigoal-oriented a posteriori error control and adaptivity for a stationary, nonlinear, coupled flow temperature model with temperature dependent density",
abstract = "In this work, we develop adaptive schemes using goal-oriented error control for a highly nonlinear flow temperature model with temperature dependent density. The dual-weighted residual method for computing error indicators to steer mesh refinement and solver control is employed. The error indicators are used to employ adaptive algorithms, which are substantiated with several numerical tests. Therein, error reductions and effectivity indices are consulted to establish the robustness and efficiency of our framework.",
keywords = "Adaptivity, Finite elements, Multigoal error estimation, Navier-Stokes, Nonlinear PDEs",
author = "S. Beuchler and A. Demircan and B. Endtmayer and U. Morgner and T. Wick",
note = "Publisher Copyright: {\textcopyright} 2024 The Author(s)",
year = "2024",
month = sep,
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TY - JOUR

T1 - Mathematical modeling and numerical multigoal-oriented a posteriori error control and adaptivity for a stationary, nonlinear, coupled flow temperature model with temperature dependent density

AU - Beuchler, S.

AU - Demircan, A.

AU - Endtmayer, B.

AU - Morgner, U.

AU - Wick, T.

N1 - Publisher Copyright: © 2024 The Author(s)

PY - 2024/9/24

Y1 - 2024/9/24

N2 - In this work, we develop adaptive schemes using goal-oriented error control for a highly nonlinear flow temperature model with temperature dependent density. The dual-weighted residual method for computing error indicators to steer mesh refinement and solver control is employed. The error indicators are used to employ adaptive algorithms, which are substantiated with several numerical tests. Therein, error reductions and effectivity indices are consulted to establish the robustness and efficiency of our framework.

AB - In this work, we develop adaptive schemes using goal-oriented error control for a highly nonlinear flow temperature model with temperature dependent density. The dual-weighted residual method for computing error indicators to steer mesh refinement and solver control is employed. The error indicators are used to employ adaptive algorithms, which are substantiated with several numerical tests. Therein, error reductions and effectivity indices are consulted to establish the robustness and efficiency of our framework.

KW - Adaptivity

KW - Finite elements

KW - Multigoal error estimation

KW - Navier-Stokes

KW - Nonlinear PDEs

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U2 - 10.48550/arXiv.2404.01823

DO - 10.48550/arXiv.2404.01823

M3 - Article

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VL - 175

SP - 138

EP - 151

JO - Computers and Mathematics with Applications

JF - Computers and Mathematics with Applications

SN - 0898-1221

ER -

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