Application of sensing technology in intelligent robotic arc welding: A review

F Xu, Y Xu, H Zhang, S Chen - Journal of Manufacturing Processes, 2022 - Elsevier
As a traditional fusion welding method, arc welding occupies most of the total welding
production. However, the current industrial welding robots with the “teaching and playback” …

Deep learning based real-time and in-situ monitoring of weld penetration: Where we are and what are needed revolutionary solutions?

R Yu, Y Cao, H Chen, Q Ye, YM Zhang - Journal of Manufacturing …, 2023 - Elsevier
Abstract Welding Procedure Designed assures the desired weld penetration be produced
under nominal welding conditions. When conditions deviate from the nominal, penetration …

Real-time seam tracking control technology during welding robot GTAW process based on passive vision sensor

Y Xu, H Yu, J Zhong, T Lin, S Chen - Journal of Materials Processing …, 2012 - Elsevier
This paper presents a technology about real-time seam tracking, which is necessary to
overcome the deficiencies of the teaching-playback welding robots in seam tracking control …

Optimization of pulsed GTA welding process parameters for the welding of AISI 304L stainless steel sheets

PK Giridharan, N Murugan - The International Journal of Advanced …, 2009 - Springer
Optimization of pulsed gas tungsten arc welding (pulsed GTAW) process parameters was
carried out to obtain optimum weld bead geometry with full penetration in welding of …

Automated control of welding penetration based on audio sensing technology

N Lv, Y Xu, S Li, X Yu, S Chen - Journal of Materials Processing …, 2017 - Elsevier
This paper presents a technology for welding quality control in pulse gas tungsten arc
welding (GTAW). An automated welding penetration control system and effective controller …

Online monitoring and model-free adaptive control of weld penetration in VPPAW based on extreme learning machine

D Wu, H Chen, Y Huang, S Chen - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Monitoring and controlling of weld joint penetration are essential issues in variable polarity
plasma arc welding (VPPAW). In this paper, we develop a flexible visual sensor system to …

Research evolution on intelligentized technologies for arc welding process

SB Chen, N Lv - Journal of manufacturing processes, 2014 - Elsevier
This paper presents some new evolutions of research works in the IRWTL at SJTU on
intelligentized technologies for arc welding dynamic process and robot systems, including …

Review on multi-information acquisition, defect prediction and quality control of aluminum alloy GTAW process

Y Xu, Q Liu, J Xu, R Xiao, S Chen - Journal of Manufacturing Processes, 2023 - Elsevier
The gas tungsten arc welding (GTAW) is a classic traditional welding method for aluminum
alloys. However, the strong reflection of the welding area illuminated by arc light and the …

In situ monitoring and penetration prediction of plasma arc welding based on welder intelligence-enhanced deep random forest fusion

D Wu, M Hu, Y Huang, P Zhang, Z Yu - Journal of Manufacturing Processes, 2021 - Elsevier
Online process monitoring and quality control has been a long-standing challenge for
variable polarity plasma arc welding (VPPAW) due to the inherent instability and fluctuation …

Control of 3D weld pool surface

YK Liu, YM Zhang - Control Engineering Practice, 2013 - Elsevier
The 3D weld pool surface in gas tungsten arc welding (GTAW) is characterized by its width,
length, convexity and measured in real-time using an innovative machine vision system. The …