Results 11 to 20 of about 753,126 (286)

Numerical Simulations and Experimental Verification of T-Structure Welding Deformation Using the Step-by-Step Loading Inherent Strain Method

open access: yesMetals, 2023
The existing inherent strain method is improved in this paper to address the shortcomings of the existing inherent strain method in the process of loading inherent strain.
Lin Wang   +4 more
doaj   +2 more sources

Friction stir welding of commercially available superplastic aluminium [PDF]

open access: yes, 2010
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.A series of Friction Stir Welds (FSW) has been produced in order to optimise tool designs and weld/process variables to minimise flaws in the weld and ...
Minton, Timothy J
core   +7 more sources

Multi-physics simulation of friction stir welding process [PDF]

open access: yes, 2009
Purpose: The Friction Stir Welding (FSW) process comprises of several highly coupled (and non-linear) physical phenomena: large plastic deformation, material flow transportation, mechanical stirring of the tool, tool-workpiece surface interaction ...
Robert Hamilton   +7 more
core   +3 more sources

Multiphysics models for friction stir welding simulation [PDF]

open access: yes, 2013
Purpose: The Friction Stir Welding (FSW) process comprises of several highly coupled (and non-linear) physical phenomena: large plastic deformation, material flow transportation, mechanical stirring of the tool, tool-workpiece surface interaction ...
Li, Hongjun   +2 more
core   +3 more sources

A new approach of CMT seam welding deformation forecasting based on GA-BPNN

open access: yesFracture and Structural Integrity, 2020
Welding deformation affects the quality of the welded parts. In this paper, by introducing improved back propagation neural network (BPNN), a cold metal transfer (CMT) welding deformation prediction model for aluminum-steel hybrid sheets is established ...
Yao Lu, Yanfeng Xing, Xuexing Li, Sha Xu
doaj   +1 more source

Thermo-mechanical analysis on thermal deformation of thin stainless steel in laser micro-welding [PDF]

open access: yes, 2016
In the present study, a three-dimensional finite element model has been developed to simulate the temperature, stress and deformation fields in continuous wave (CW) laser micro-welding of thin stainless steel sheet.
Okamoto, Yasuhiro   +2 more
core   +1 more source

Immune Optimization of Double-Sided Welding Sequence for Medium-Small Assemblies in Ships Based on Inherent Strain Method

open access: yesMetals, 2022
The double-sided welding process is widely used in ship construction due to its high welding efficiency and forming quality. In order to further reduce the deformation caused by double-sided welding for medium-small assemblies in ships, the optimization ...
Yi Shen   +4 more
doaj   +1 more source

Welding process impact on residual stress and distortion [PDF]

open access: yes, 2009
Residual stress and distortion continue to be important issues in shipbuilding and are still subject to large amounts of research. This paper demonstrates how the type of welding process influences the amount of distortion.
Colegrove, Paul A.   +18 more
core   +1 more source

A MIG Welding Clamping Scheme for Power Battery Enclosure’s Deformation Restrain

open access: yesApplied Sciences, 2022
Aiming at the inward shrinkage between the frame and the bottom plate of the power battery enclosure after MIG (melt inert-gas) welding, a welding clamping scheme with hook-pull devices was designed.
Jun Xu, Jiapeng Zuo, Gangyan Li
doaj   +1 more source

The Influence of Welding Sequence on Welding Deformation of Large Container Rectangular Flange

open access: yesJournal of Harbin University of Science and Technology, 2019
Aiming at the welding deformation problem of the rectangular flange of large container raised seat, the property and mechanism of the deformation were analyzed in combination with the simulation result of the welding process, and the influence of the ...
ZHAO Zhi-li   +3 more
doaj   +1 more source

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