An Inverse Analysis Method Applied to Optimization of Specimen’s Shape for Performing Hot Rapid Crushing Tests from Homogeneous Initial Temperature Field

Specific experimental tests with loadings conditions close to those of industrial fast forming processes as rapid forging, rapid stamping or high speed machining, characterized by large plastic strains, localized deformations and important gradients of strain rates, strain and temperature, requires...

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Main Author: Gavrus Adinel
Format: Article
Language:English
Published: EDP Sciences 2022-01-01
Series:MATEC Web of Conferences
Subjects:
Online Access:https://www.matec-conferences.org/articles/matecconf/pdf/2022/15/matecconf_newtech22_01020.pdf
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author Gavrus Adinel
author_facet Gavrus Adinel
author_sort Gavrus Adinel
collection DOAJ
description Specific experimental tests with loadings conditions close to those of industrial fast forming processes as rapid forging, rapid stamping or high speed machining, characterized by large plastic strains, localized deformations and important gradients of strain rates, strain and temperature, requires to analyses material flow behavior at different initial temperatures. One of the more important conditions to obtain intrinsic rheological constitutive equations is to have a quasi-homogenous initial temperature distribution and especially to keep constant the material microstructure during the specimens heating. The rapid induction heating seems to be one of the most reliable processes. This scientific study proposes an inverse analysis technique based on numerical finite element modelling to define on the thermal point of view, optimal specimen shapes for performing hot rapid crushing tests from homogenous initial temperature field.
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spelling doaj.art-fa99b87291c14d848a54d806b62ee1922022-12-22T04:34:19ZengEDP SciencesMATEC Web of Conferences2261-236X2022-01-013680102010.1051/matecconf/202236801020matecconf_newtech22_01020An Inverse Analysis Method Applied to Optimization of Specimen’s Shape for Performing Hot Rapid Crushing Tests from Homogeneous Initial Temperature FieldGavrus Adinel0https://orcid.org/0000-0002-5444-0445National Institute of Applied Sciences of RennesSpecific experimental tests with loadings conditions close to those of industrial fast forming processes as rapid forging, rapid stamping or high speed machining, characterized by large plastic strains, localized deformations and important gradients of strain rates, strain and temperature, requires to analyses material flow behavior at different initial temperatures. One of the more important conditions to obtain intrinsic rheological constitutive equations is to have a quasi-homogenous initial temperature distribution and especially to keep constant the material microstructure during the specimens heating. The rapid induction heating seems to be one of the most reliable processes. This scientific study proposes an inverse analysis technique based on numerical finite element modelling to define on the thermal point of view, optimal specimen shapes for performing hot rapid crushing tests from homogenous initial temperature field.https://www.matec-conferences.org/articles/matecconf/pdf/2022/15/matecconf_newtech22_01020.pdfhot shpb pressingthermal coolingfeminverse analysis
spellingShingle Gavrus Adinel
An Inverse Analysis Method Applied to Optimization of Specimen’s Shape for Performing Hot Rapid Crushing Tests from Homogeneous Initial Temperature Field
MATEC Web of Conferences
hot shpb pressing
thermal cooling
fem
inverse analysis
title An Inverse Analysis Method Applied to Optimization of Specimen’s Shape for Performing Hot Rapid Crushing Tests from Homogeneous Initial Temperature Field
title_full An Inverse Analysis Method Applied to Optimization of Specimen’s Shape for Performing Hot Rapid Crushing Tests from Homogeneous Initial Temperature Field
title_fullStr An Inverse Analysis Method Applied to Optimization of Specimen’s Shape for Performing Hot Rapid Crushing Tests from Homogeneous Initial Temperature Field
title_full_unstemmed An Inverse Analysis Method Applied to Optimization of Specimen’s Shape for Performing Hot Rapid Crushing Tests from Homogeneous Initial Temperature Field
title_short An Inverse Analysis Method Applied to Optimization of Specimen’s Shape for Performing Hot Rapid Crushing Tests from Homogeneous Initial Temperature Field
title_sort inverse analysis method applied to optimization of specimen s shape for performing hot rapid crushing tests from homogeneous initial temperature field
topic hot shpb pressing
thermal cooling
fem
inverse analysis
url https://www.matec-conferences.org/articles/matecconf/pdf/2022/15/matecconf_newtech22_01020.pdf
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AT gavrusadinel inverseanalysismethodappliedtooptimizationofspecimensshapeforperforminghotrapidcrushingtestsfromhomogeneousinitialtemperaturefield