Identification of weld defect through the application of denoising method to the sound signal acquired during pulse mode laser welding

MFM Yusof, MM Quazi, SAA Aleem, M Ishak… - Welding in the …, 2023 - Springer
The use of a classification model derived from the analysis of sound signals has
demonstrated significant success in detecting, identifying, and characterising the weld …

Detection and characterization of metal transfer in GMAW using computational vision algorithms

JLO Solano, AM Moreno-Uribe, BRA Jaimes… - … International Journal of …, 2023 - Springer
GMA welding process stability and robustness, as well as weld quality, depend strongly on
metal transfer behavior. Evaluating in detail the phenomenon of droplet transfer, considering …

Classification of transfer modes in gas metal arc welding using acoustic signal analysis

M Cullen, S Zhao, J Ji, X Qiu - The International Journal of Advanced …, 2021 - Springer
Gas metal arc welding (GMAW) is a welding process in which an electric arc is formed
between a wire electrode and a metal workpiece alongside a shielding gas to protect the arc …

Online sound based Arc-welding defect detection using artificial neural networks

BSG Pernambuco, CR Steffens… - 2019 Latin American …, 2019 - ieeexplore.ieee.org
Heavy steel industries are constantly distressed with improving quality, reliability, and
robustness of their product. Nevertheless, they are also concerned with reducing welding …

A lumped-parameter model for sound generation in gas metal arc welding

S Zhao, X Qiu, I Burnett, M Rigby, A Lele - Mechanical systems and signal …, 2021 - Elsevier
It is found that the welding sound generated in Gas Metal Arc Welding (GMAW) can help
human welders to improve welding quality; however, little work has been reported on the …

Statistical characteristics of gas metal arc welding (GMAW) sound

S Zhao, X Qiu, I Burnett, M Rigby… - … Congress on Acoustics, 2019 - opus.lib.uts.edu.au
Gas Metal Arc Welding (GMAW) is an arc welding process to join two or more metal
materials through fusion, where an electric arc is formed between a consumable electrode …

Acoustic based classification of transfer modes in gas metal arc welding

M Cullen, S Zhao, JC Ji - Annual Conference of the Australian …, 2021 - opus.lib.uts.edu.au
Gas Metal Arc Welding (GMAW) is a welding process which involves forming an electric arc
between a consumable wire electrode and a metal work piece while protecting the arc from …

Effects of various shielding gases on the welding of ferritic stainless steel using alternative electrode ER308L for railway wagons

D Govender - 2022 - search.proquest.com
The 3CR12 ferritic stainless-steel alloy was first developed as a cost-effective alternative to
AISI 409 ferritic stainless steel, with good weldability and affordability for mildly corrosive …

[PDF][PDF] Analysis of the welding process sound using Convolutional Neural Networks for penetration state recognition

M Kolek, S Zelazny - Unpublished master's thesis]. Aalborg University, 2020 - vbn.aau.dk
With a reliable and accurate method for real-time feedback being a necessity for robotic
welding, various methods have over time been proposed for online weld monitoring. This …

Development of a Smart Gas Metal Arc Welding System Using Acoustic Sensing

M Cullen - 2023 - search.proquest.com
Abstract Gas Metal Arc Welding (GMAW) is a widely utilized welding process that involves
the formation of an electric arc between a consumable wire electrode and a metal …