Modern analysis of axisymmetric shells with AQUINAS: A MATLAB finite element toolbox

AQUINAS is a specialised MATLAB finite element (FE) toolbox for the nonlinear analysis of axisymmetric thin-walled shell systems, conceived by the Authors to recover a research functionality once widely available but now largely lost in the age of supposedly ‘general’ 3D FE software. AQUINAS exploit...

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Main Authors: Achilleas Filippidis, Adam J. Sadowski
Format: Article
Language:English
Published: Elsevier 2023-07-01
Series:SoftwareX
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2352711023001309
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author Achilleas Filippidis
Adam J. Sadowski
author_facet Achilleas Filippidis
Adam J. Sadowski
author_sort Achilleas Filippidis
collection DOAJ
description AQUINAS is a specialised MATLAB finite element (FE) toolbox for the nonlinear analysis of axisymmetric thin-walled shell systems, conceived by the Authors to recover a research functionality once widely available but now largely lost in the age of supposedly ‘general’ 3D FE software. AQUINAS exploits the powerful built-in sparse linear algebra routines of MATLAB with efficient matrix assembly in pre-compiled and parallelised C++ code via the MEX functionality, as well as MATLAB’s extensive visualisation and quality-of-life features. In addition to making nonlinear bifurcation buckling calculations of axisymmetric shells more accessible to a wider research community, the toolbox is designed to facilitate the ongoing active development of the structural Eurocode EN 1993-1-6 governing the design of metal civil engineering shells through its capability to automate the accurate computation of nominal resistance capacity curves for reference axisymmetric shell systems.
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spelling doaj.art-5bd8b69ff250468ba4b51259c070e55f2023-09-21T04:37:23ZengElsevierSoftwareX2352-71102023-07-0123101434Modern analysis of axisymmetric shells with AQUINAS: A MATLAB finite element toolboxAchilleas Filippidis0Adam J. Sadowski1Corresponding author.; Department of Civil and Environmental Engineering, Imperial College London, UKDepartment of Civil and Environmental Engineering, Imperial College London, UKAQUINAS is a specialised MATLAB finite element (FE) toolbox for the nonlinear analysis of axisymmetric thin-walled shell systems, conceived by the Authors to recover a research functionality once widely available but now largely lost in the age of supposedly ‘general’ 3D FE software. AQUINAS exploits the powerful built-in sparse linear algebra routines of MATLAB with efficient matrix assembly in pre-compiled and parallelised C++ code via the MEX functionality, as well as MATLAB’s extensive visualisation and quality-of-life features. In addition to making nonlinear bifurcation buckling calculations of axisymmetric shells more accessible to a wider research community, the toolbox is designed to facilitate the ongoing active development of the structural Eurocode EN 1993-1-6 governing the design of metal civil engineering shells through its capability to automate the accurate computation of nominal resistance capacity curves for reference axisymmetric shell systems.http://www.sciencedirect.com/science/article/pii/S2352711023001309FEMAxisymmetric shellsBucklingEurocode development
spellingShingle Achilleas Filippidis
Adam J. Sadowski
Modern analysis of axisymmetric shells with AQUINAS: A MATLAB finite element toolbox
SoftwareX
FEM
Axisymmetric shells
Buckling
Eurocode development
title Modern analysis of axisymmetric shells with AQUINAS: A MATLAB finite element toolbox
title_full Modern analysis of axisymmetric shells with AQUINAS: A MATLAB finite element toolbox
title_fullStr Modern analysis of axisymmetric shells with AQUINAS: A MATLAB finite element toolbox
title_full_unstemmed Modern analysis of axisymmetric shells with AQUINAS: A MATLAB finite element toolbox
title_short Modern analysis of axisymmetric shells with AQUINAS: A MATLAB finite element toolbox
title_sort modern analysis of axisymmetric shells with aquinas a matlab finite element toolbox
topic FEM
Axisymmetric shells
Buckling
Eurocode development
url http://www.sciencedirect.com/science/article/pii/S2352711023001309
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