Multi-source information of arc welding dynamic process -- Acoustic mechanism and arc sound source modeling for GTAW welding -- Feature extraction and analysis of arc sound signal with dynamic welding process -- Channel generation mechanism and modeling for arc sound signal during GTAW -- Prediction model establishment based on arc sound feature array -- Relationship modeling between weld pool collapse and welding penetration based on analyzing arc sound features -- Real-time control of welding penetration via arc sound signal for GTAW welding -- Microphone array technology in welding dynamic process monitoring -- Multi-source Information Fusion between Welding Arc Sound and other Welding dynamic processes -- Summary and Conclusions.

This book gives a full picture of the welding quality real-time control via arc sound information. This book presents all aspects of acoustic signal research during the welding dynamic process from the last five years. It also offers valuable and practical strategies for achieving the real-time control of welding quality via arc sound signal. Researchers, scientists, and engineers who have interests in intelligent welding could acquire intensive view and experiment procedures from the book. .