Mathematical modeling and intelligent optimization of submerged arc welding process parameters using hybrid PSO-GA evolutionary algorithms

A Choudhary, M Kumar, MK Gupta, DK Unune… - Neural Computing and …, 2020 - Springer
Now-a-days, submerged arc welding processes (SAW) are immensely being applied for
joining the thick plates and surfacing application. However, the selection of optimal SAW …

Numerical simulation of slag movement from Marangoni flow for GMAW with computational fluid dynamics

DW Cho, YD Park, M Cheepu - … Communications in Heat and Mass Transfer, 2021 - Elsevier
This study analyzed the behavior of molten slag, which is an oxide generated during spray
mode gas metal arc welding, with computational fluid dynamics. The molten slag, composed …

[HTML][HTML] Mn vaporization control and stress-induced martensite transformation in high-manganese steel welds under different laser keyhole conditions

M Choi, D Cho, KH Lee, N Kang - Journal of Materials Research and …, 2024 - Elsevier
Vaporization modeling of high-Mn steel during laser welding, along with the effects of Mn
vaporization on the tensile properties at room and cryogenic temperatures, were …

Effect of fluxes in submerged arc welding for steel: A review

D Gupta, A Bansal, S Jindal - Materials Today: Proceedings, 2024 - Elsevier
In submerged arc welding, fluxes have a multifaceted function throughout the process of
welding. Apart from influencing bead geometry and shielding the weld pool, these fluxes …

Analysis of molten pool behavior by flux-wall guided metal transfer in low-current submerged arc welding process

DW Cho, DV Kiran, SJ Na - International Journal of Heat and Mass Transfer, 2017 - Elsevier
A three-dimensional numerical heat transfer and fluid flow model is developed to
understand the temperature distribution and molten pool behavior in a low-current …

Study of metallurgical and mechanical properties in submerged arc welding with different composition of fluxes-a review

KM Kumar, PVG Krishna, K Kishore - Materials Today: Proceedings, 2020 - Elsevier
Welding is most widely used in the manufacturing industry; submerged arc welding is one of
the predominantly used joining process to join materials with a higher thickness to reduce …

Severe Mn vaporization for partial-penetrated laser keyhole welds of high-manganese cryogenic steel

M Choi, DW Cho, KH Lee, S Yoo, S Nam… - International Journal of …, 2024 - Elsevier
The study analyzed the vaporization characteristics of Mn during the laser welding of high-
manganese (Mn) cryogenic steel, focusing on the effect of the focal position. The volume of …

Unveiling Droplet Zone Element Transfer Behaviors of CaO–SiO2–MnO Fluxes in the EH36 Shipbuilding Steel Subject to Submerged Arc Welding

G Wang, Y Zhang, Y Zhao, H Bai, I Kaldre… - … Materials Transactions B, 2024 - Springer
Quantifying the degree of element transfer within the droplet zone during submerged arc
welding (SAW) remains challenging due to the coverage of the droplet zone by fluxes and …

Weaving technique applied in submerged arc welding process: metallurgical analysis

TVD Cunha, HO Ribeiro… - Materials and …, 2021 - Taylor & Francis
Weaving amplitude and welding energy were varied in order to investigate the effects of the
weaving technique in metallurgical aspects and mechanical properties of welds produced …

Probing the Influence of Waveforms on the Submerged Arc Weld

AM Kumar, DV Kiran, N Venkaiah - … AND FABRICATION OF …, 2024 - books.google.com
SAW is the preferred method for welding thicker plates in applications, such as pressure
vessels, offshore structures, marine environments, and pipelines [1]. This preference is …