Journal ArticleDOI
Study on welding temperature distribution in thin welded plates through experimental measurements and finite element simulation
M.J. Attarha,Iradj Sattari-Far +1 more
TLDR
In this article, the welding temperature distributions in the HAZ were measured using K-type thermocouples in similar and dissimilar thin butt-welded joints which experienced one-pass GTAW welding process.About:
This article is published in Journal of Materials Processing Technology.The article was published on 2011-04-01. It has received 104 citations till now. The article focuses on the topics: Welding & Gas tungsten arc welding.read more
Citations
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Journal ArticleDOI
Numerical analysis and experimental investigation of welding residual stresses and distortions in a T-joint fillet weld
TL;DR: In this paper, a numerical and experimental study of residual stresses and distortions induced by the T-joint welding of two plates is performed by using a shell/three-dimensional modeling technique to improve both computational efficiency and the accuracy.
Journal ArticleDOI
Effect of boundary conditions on residual stress and distortion in T-joint welds
TL;DR: In this article, the authors investigated the welding residual stress and distortion in T-joint welds under various mechanical boundary conditions, and the results showed that the transverse residual stress, vertical displacement, angular distortion and transverse shrinkage depend significantly on the boundary conditions and the influence on the longitudinal residual stress is not significant.
Journal ArticleDOI
Numerical and experimental studies on temperature and distortion patterns in butt-welded plates
TL;DR: In this paper, a computationally efficient solution is adopted for 3D transient analyses of both thermal and structural responses of steel plates to single-pass gas tungsten arc welding.
Journal ArticleDOI
Numerical simulation of alloy composition in dissimilar laser welding
TL;DR: In this article, a three-dimensional multiphase computational fluid dynamic model was developed to investigate the meltpool fluid dynamics, dilution and alloy composition in laser welding of low carbon steel and stainless steel.
Journal ArticleDOI
Investigation of temperature and residual stresses field of submerged arc welding by finite element method and experiments
TL;DR: In this paper, a new Goldak heat source distribution model for submerged arc welding (SAW) is presented, which can be used to simulate the thermal cycles and the welding residual stresses for test steel.
References
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Journal ArticleDOI
A new finite element model for welding heat sources
TL;DR: In this article, a double ellipsoidal geometry is proposed to model both shallow penetration arc welding processes and the deeper penetration laser and electron beam processes, which can be easily changed to handle non-axisymmetric cases such as strip electrodes or dissimilar metal joining.
Journal ArticleDOI
Numerical simulation of temperature field and residual stress in multi-pass welds in stainless steel pipe and comparison with experimental measurements
Dean Deng,Hidekazu Murakawa +1 more
TL;DR: Based on the ABAQUS software, uncoupled thermal-mechanical three-dimensional and two-dimensional (2-D) finite element models are developed in this article to evaluate the transient temperature and the residual stress fields during welding.
Journal ArticleDOI
Numerical simulation of transient temperature and residual stresses in friction stir welding of 304L stainless steel
X.K Zhu,Yuh J. Chao +1 more
TL;DR: In this article, three-dimensional nonlinear thermal and thermo-mechanical numerical simulations are conducted for the friction stir welding (FSW) of 304L stainless steel.
Journal ArticleDOI
Effects of temperature-dependent material properties on welding simulation
X.K. Zhu,Yuh J. Chao +1 more
TL;DR: In this article, the effect of each temperature-dependent material property on the transient temperature, residual stress and distortion in computational simulation of welding process is investigated, and an engineering approach suggests using simplified properties constituted by a piecewise linear function with temperature for the yield stress and constant room temperature values of all other properties for computational weld simulation.
Journal ArticleDOI
A theoretical and experimental investigation on limitations of pulsed laser drilling
Konstantinos Salonitis,Aristidis Stournaras,George Tsoukantas,Panagiotis Stavropoulos,George Chryssolouris +4 more
TL;DR: A theoretical and experimental investigation of the limitations of the pulsed laser drilling process is presented in this article, where a model has been developed for simulating the process of drilling with medium irradiance laser beams, taking into account the required time for reaching melting temperature as well as the melting and subsequent removal of a volume of material during each laser pulse.
Related Papers (5)
Numerical simulation of temperature field and residual stress in multi-pass welds in stainless steel pipe and comparison with experimental measurements
Dean Deng,Hidekazu Murakawa +1 more