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Effects of Ultrasonic-Frequency Pulse Current on Arc Stability, Acoustic Signal Emission and Weld Quality in Underwater Wet Multi-Layer Multi-Pass Welding with Q345 Steel Cover

Effects of Ultrasonic-Frequency Pulse Current on Arc Stability, Acoustic Signal Emission and Weld Quality in Underwater Wet Multi-Layer Multi-Pass Welding with Q345 Steel

Open Access
|May 2026
DOI: https://doi.org/10.2478/pomr-2026-0025 | Journal eISSN: 2083-7429 | Journal ISSN: 1233-2585
Language: English
Page range: 105 - 121
Published on: May 6, 2026
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year

© 2026 Hongliang Li, Rui Yang, Junjie Hu, Rui Zhao, Jida Wang, Zeshi Jin, Feng Yu, published by Gdansk University of Technology
This work is licensed under the Creative Commons Attribution 4.0 License.