Journal ArticleDOI
Prediction of angular distortion due GMAW process of thin-sheets Hardox 450® steel by numerical model and artificial neural network
Cristian Rubio-Ramirez,Daniela Fátima Giarollo,José Antônio Esmerio Mazzaferro,Cintia Cristiane Petry Mazzaferro +3 more
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TLDR
In this paper, a backpropagation neural network (BPN) was used to predict angular distortions in high-strength steel, Hardox 450®, welded by gas metal arc welding (GMAW) single-pass butt welding process on different sizes and thicknesses thin plates.About:
This article is published in Journal of Manufacturing Processes.The article was published on 2021-08-01. It has received 20 citations till now. The article focuses on the topics: Gas metal arc welding & Welding.read more
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Prediction of the interpass temperature of a wire arc additive manufactured wall: FEM simulations and artificial neural network
Francisco Werley Cipriano Farias,João da Cruz Payão Filho,Victor Hugo Pereira Moraes e Oliveira +2 more
TL;DR: In this article, the influence of idle time on the interpass temperature (IT) of 20-layer single-bead walls produced via wire arc additive manufacturing (WAAM) was analyzed using finite element method (FEM) simulations.
Journal ArticleDOI
Characteristics of welding distortion and residual stresses in thin-walled pipes by solid-shell hybrid modelling and experimental verification
TL;DR: In this paper, a solid-shell hybrid model was developed to analyze the characteristics of welding distortion and residual stress distribution with improved modelling and calculation efficiency, and it was observed that the welding deformation in seam-welded pipes presents a combined form incorporating convex bending on the circumstance and axial bending toward the weld side besides the shrinkage in both directions.
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Welding sequence optimization to reduce welding distortion based on coupled artificial neural network and swarm intelligence algorithm
Chun Biao Wu,Jae-Woong Kim +1 more
TL;DR: In this article , a welding sequence optimization (WSO) framework based on coupled artificial neural network (ANN) and swarm intelligence algorithm for minimizing welding distortion of thin-walled squared Al-Mg-Si alloy tube components was developed.
Journal ArticleDOI
Optimization of Bead Morphology for GMAW-Based Wire-Arc Additive Manufacturing of 2.25 Cr-1.0 Mo Steel Using Metal-Cored Wires
Jay Vora,Nipun Parikh,Rakesh Chaudhari,Vivek Patel,Heet Paramar,Danil Yurievich Pimenov,Khaled Giasin +6 more
TL;DR: In this paper , a teaching-learning-based optimization (TLBO) technique was employed for optimization of process parameters for wire-arc additive manufacturing (WAAM), and a multi-layer structure free from disbonding was successfully manufactured at the optimized variables.
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Elucidating the Effect of Step Cooling Heat Treatment on the Properties of 2.25 Cr-1.0 Mo Steel Welded with a Combination of GMAW Techniques Incorporating Metal-Cored Wires.
TL;DR: In this article, a 25 mm thick 2.25 Cr-1.0 Mo weld joint was prepared using a combination of the regulated metal deposition (RMD) and GMAW processes incorporating metal-cored wires.
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.
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Prediction of welding distortion and residual stress in a thin plate butt-welded joint
Dean Deng,Hidekazu Murakawa +1 more
TL;DR: In this paper, a three-dimensional, thermo-elastic-plastic, large deformation finite element method (FEM) is used to simulate welding distortion in a low carbon steel butt-welded joint with 1mm thickness.
Journal Article
Prediction of welding distortion
P. Michaleris,A. Debiccari +1 more
TL;DR: In this article, a numerical analysis technique for predicting welding-induced buckling is presented, which combines two-dimensional welding simulations with three-dimensional structural analyses in a decoupled approach.
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Determination of welding deformation in fillet-welded joint by means of numerical simulation and comparison with experimental measurements
TL;DR: In this article, a 3-D thermal elastic plastic finite element computational procedure is developed to precisely predict welding deformation by numerical method, and the simulated results are in a good agreement with the experimental measurements.
Journal Article
Weldin g Distortion of a Thin-Plate Panel Structure
TL;DR: In this article, the effect of welding sequence on panel distortion was investigated using the finite element method and the joint rigidity method was found to be effective in determining the optimum welding sequence for minimum panel warping.