FINITE ELEMENT ANALYSIS OF STRESSES AND DEFORMATIONS IN COLD PRESSURE WELDING ASSEMBLY

The non-detachable joining of materials with different nature under cold pressure, which we will refer to as "welding," is a form of solid-state diffusion that is unique because it is performed at normal working temperatures. Other forms of solid-state welding are performed at high temp...

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Main Author: Florin CIOFU
Format: Article
Language:English
Published: Academica Brancusi 2023-05-01
Series:Fiabilitate şi Durabilitate
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Online Access:https://www.utgjiu.ro/rev_mec/mecanica/pdf/2023-01/23_Ciofu%20F%20-%20Finite%20element%20analysis%20of%20stresses%20and%20deformations.pdf
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author Florin CIOFU
author_facet Florin CIOFU
author_sort Florin CIOFU
collection DOAJ
description The non-detachable joining of materials with different nature under cold pressure, which we will refer to as "welding," is a form of solid-state diffusion that is unique because it is performed at normal working temperatures. Other forms of solid-state welding are performed at high temperatures, but even though these temperatures are high, the material is not melted, only more ductile. Although cold pressure welding has many important applications, it also presents aspects that are still uncontrolled in its fundamentals. The paper presents research in this field, bringing some original theoretical and practical contributions to the understanding of the principle of cold pressure welding and laying the foundations for the development of new processes that address modern materials. The approach is based on the "Advanced Meshing Tools" and "Generative Structural Analysis" modules of the CATIA software, which allow the simulation of the mechanical behavior of assembled structures, both by analyzing individual elements and as assemblies with connections modeled by idealized elements implemented in these modules. The paper will thus analyze the correlation between stresses and material deformations in the mechanically affected zone (MAZ).
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spelling doaj-art-1df1caa80be9430ca18eb1960eb60da62025-02-11T12:50:22ZengAcademica BrancusiFiabilitate şi Durabilitate1844-640X2344-36692023-05-01161130136FINITE ELEMENT ANALYSIS OF STRESSES AND DEFORMATIONS IN COLD PRESSURE WELDING ASSEMBLYFlorin CIOFU0Engineering Faculty, ”Lucian Blaga” University of SibiuThe non-detachable joining of materials with different nature under cold pressure, which we will refer to as "welding," is a form of solid-state diffusion that is unique because it is performed at normal working temperatures. Other forms of solid-state welding are performed at high temperatures, but even though these temperatures are high, the material is not melted, only more ductile. Although cold pressure welding has many important applications, it also presents aspects that are still uncontrolled in its fundamentals. The paper presents research in this field, bringing some original theoretical and practical contributions to the understanding of the principle of cold pressure welding and laying the foundations for the development of new processes that address modern materials. The approach is based on the "Advanced Meshing Tools" and "Generative Structural Analysis" modules of the CATIA software, which allow the simulation of the mechanical behavior of assembled structures, both by analyzing individual elements and as assemblies with connections modeled by idealized elements implemented in these modules. The paper will thus analyze the correlation between stresses and material deformations in the mechanically affected zone (MAZ). https://www.utgjiu.ro/rev_mec/mecanica/pdf/2023-01/23_Ciofu%20F%20-%20Finite%20element%20analysis%20of%20stresses%20and%20deformations.pdfcold pressureweldingdiffusionsimulation
spellingShingle Florin CIOFU
FINITE ELEMENT ANALYSIS OF STRESSES AND DEFORMATIONS IN COLD PRESSURE WELDING ASSEMBLY
Fiabilitate şi Durabilitate
cold pressure
welding
diffusion
simulation
title FINITE ELEMENT ANALYSIS OF STRESSES AND DEFORMATIONS IN COLD PRESSURE WELDING ASSEMBLY
title_full FINITE ELEMENT ANALYSIS OF STRESSES AND DEFORMATIONS IN COLD PRESSURE WELDING ASSEMBLY
title_fullStr FINITE ELEMENT ANALYSIS OF STRESSES AND DEFORMATIONS IN COLD PRESSURE WELDING ASSEMBLY
title_full_unstemmed FINITE ELEMENT ANALYSIS OF STRESSES AND DEFORMATIONS IN COLD PRESSURE WELDING ASSEMBLY
title_short FINITE ELEMENT ANALYSIS OF STRESSES AND DEFORMATIONS IN COLD PRESSURE WELDING ASSEMBLY
title_sort finite element analysis of stresses and deformations in cold pressure welding assembly
topic cold pressure
welding
diffusion
simulation
url https://www.utgjiu.ro/rev_mec/mecanica/pdf/2023-01/23_Ciofu%20F%20-%20Finite%20element%20analysis%20of%20stresses%20and%20deformations.pdf
work_keys_str_mv AT florinciofu finiteelementanalysisofstressesanddeformationsincoldpressureweldingassembly