Results 11 to 20 of about 3,583,136 (389)

Effect of Increasing Oscillation Width on the Arc Characteristics and Droplet Transfer Behavior of X80 Steel in the Overhead Welding Position of Narrow Gap P-GMAW

Metals, 2023
In the welding process of thick plate narrow gap pulse gas metal arc welding (P-GMAW) overhead welding station, the arc characteristics and droplet transfer behavior that become more complex due to the combined effects of narrow gap groove, gravity, and ...
Yang Bao, Ruilei Xue, Jianping Zhou, Yan Xu   +3 more
doaj   +2 more sources

Droplet Transfer Induced Keyhole Fluctuation and Its Influence Regulation on Porosity Rate during Hybrid Laser Arc Welding of Aluminum Alloys

Metals, 2021
Hybrid laser arc welding (HLAW) features advantages such as higher welding speed and gap tolerance as well as smaller welding deformation and heat-affected zone than arc welding.
Leilei Wang, Yanqiu Zhao, Yue Li, Xiaohong Zhan   +3 more
doaj   +2 more sources

Heat transfer during droplet impact on a cold superhydrophobic surface via interfacial thermal mapping

Droplet
Undesired heat transfer during droplet impact on cold surfaces can lead to ice formation and damage to renewable infrastructure, among others. To address this, superhydrophobic surfaces aim to minimize the droplet surface interaction thereby, holding ...
Vijay Kumar, Qianxi Fu, Harrison Szeto, Yangying Zhu   +3 more
doaj   +2 more sources

Effects of Arc Length Adjustment on Weld Bead Formation and Droplet Transfer in Pulsed GMAW Based on Datum Current Time

Metals, 2020
The characteristics of weld bead formation and droplet transfer in pulsed gas metal arc weld (GMAW) with different arc lengths were studied by changing the base current time in this work.
Peizhuo Zhai, Songbai Xue, Jianhao Wang, Weizhong Chen, Tao Chen, Shilei Ji   +5 more
doaj   +2 more sources

Effects of active gases on droplet transfer and weld morphology in pulsed-current NG-GMAW of mild steel [PDF]

Chinese Journal of Mechanical Engineering, 2020
The current research of narrow-gap gas metal arc welding (NG-GMAW) primarily focuses on improving the sidewall fusion and avoiding the lack-of-fusion defect. However, the high cost and operation difficulty of the methods limit the industrial application.
Guoqiang Liu, Xinhua Tang, Qi Xu, Fenggui Lu, Haichao Cui   +4 more
openalex   +2 more sources

Research Status of Stability in Dynamic Process of Laser-Arc Hybrid Welding Based on Droplet Transfer Behavior: A Review

Coatings, 2023
With the synergistic effect of laser and arc heat sources, laser-arc hybrid welding (LAHW) technology can improve welding speed and penetration depth, and enhance gap-bridging ability. This review describes the fundamental concepts and characteristics of
Qingyong Liu, Di Wu, Qingzhao Wang, Pei-lei Zhang, Hua Yan, T. Sun, J. Zeng, Mingliang Yan, Zhenyu Liu, Ruifeng Li   +9 more
semanticscholar   +1 more source

Relationship Between Metal Vapor in Arc and Droplet Transfer Mode in GMAW

Taiyuan Ligong Daxue xuebao, 2022
The relationship between metal vapor in arc and droplet transfer mode in GMAW was reviewed. The results show that when welding with high current and corresponding welding parameters and different shielding gases, the conductivity of the vapor in arc ...
Xian SUN
doaj   +1 more source

Influence of Polarity Arrangement of Inter-Wire Arc on Droplet Transfer in Cross-Coupling Arc Welding. [PDF]

Materials (Basel), 2019
In order to reduce the influence of polar zone effect in cross-coupling arc by changing inter-wire arc (IWA) configuration, the influence of polarity arrangement of the IWA on droplet transfer was studied.
Dong S, Jiang F, Xu B, Chen S.
europepmc   +2 more sources

Effect of energy parameters on droplet transfer behavior and weld formation in laser-arc hybrid welding with cable-type welding wire

Journal of Materials Research and Technology, 2023
This paper describes the droplet transfer behavior and weld formation of laser-arc hybrid welding with cable-type welding wire (CWW). The droplet transfer behavior was photographed in real time by using a high-speed camera.
Yuntao Chen, Zhidong Yang, Kai Xu, Peng He, Mingxiao Shi, Shujin Chen, Chenfu Fang   +6 more
doaj   +1 more source

Optimal droplet transfer mode maintenance for wire + arc additive manufacturing (WAAM) based on deep learning

Journal of Intelligent Manufacturing, 2022
In the last decade, wire + arc additive manufacturing (WAAM), which is one of the most promising metal additive manufacturing technologies, has been attracting high interest from both academia and industry.
Jian Qin, Yipeng Wang, J. Ding, S. Williams   +3 more
semanticscholar   +1 more source