Comparative analysis of various hyperelastic models and element types for finite element analysis

dc.contributor.authorLin, Po-Sen
dc.contributor.authorLe Roux de Bretagne, Olivier
dc.contributor.authorGrasso, Marzio
dc.contributor.authorBrighton, James
dc.contributor.authorStLeger-Harris, Chris
dc.contributor.authorCarless, Owen
dc.date.accessioned2024-01-17T16:20:05Z
dc.date.available2024-01-17T16:20:05Z
dc.date.issued2023-11-22
dc.description.abstractThis study aims to evaluate the precision of nine distinct hyperelastic models using experimental data sourced from the existing literature. These models rely on parameters obtained through curve-fitting functions. The complexity in finite element models of elastomers arises due to their nonlinear, incompressible behaviour. To achieve accurate representations, it is imperative to employ sophisticated hyperelastic models and appropriate element types and formulations. Prior published work has primarily focused on the comparison between the fitting models and the experimental data. Instead, in this study, the results obtained from finite element analysis are compared against the original data to assess the impact of element formulation, strain range, and mesh type on the ability to accurately predict the response of elastomers over a wide range of strain values. This comparison confirms that the element formulation and strain range can significantly influence result accuracy, yielding different responses in various strain ranges also because of the limitation with the curve fitting tools.en_UK
dc.identifier.citationLin PS, Le Roux de Bretagne O, Grasso M, et al., (2023) Comparative Analysis of Various Hyperelastic Models and Element Types for Finite Element Analysis. Designs, Volume 7, Issue 6, November 2023, Article Number 135en_UK
dc.identifier.eissn2411-9660
dc.identifier.urihttps://doi.org/10.3390/designs7060135
dc.identifier.urihttps://dspace.lib.cranfield.ac.uk/handle/1826/20671
dc.language.isoenen_UK
dc.publisherMDPIen_UK
dc.rightsAttribution 4.0 International*
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/*
dc.subjectfinite element methoden_UK
dc.subjecthyperelasticityen_UK
dc.subjectstrain energy functionen_UK
dc.subjecthyperelasticmodel calibrationen_UK
dc.subjectneopreneen_UK
dc.titleComparative analysis of various hyperelastic models and element types for finite element analysisen_UK
dc.typeArticleen_UK
dcterms.dateAccepted2023-11-08

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