Sensors and Control Systems in Arc Welding [Hardcover]

This book presents the state-of-the-art of the technology from the Japanese perspective, and covers sensors, sensing systems, measurement and control in relation to welding technologies. A general review of the technology in Japan is followed by thirty nine chapters on applications of sensors to welding processes.Part 1: General review. Introduction to sensing systems and their application in arc welding processes. State-of-the-art review of sensors and their application in welding processes. Control system. Basis for welding process control. Sensor techniques and welding robots. Analysis of questionnaire results on sensor application to welding processes. Future aspects and subject. Part 2: Collected papers on applications of sensors to welding processes. Groove tracking control by laser sensing method. Development of automatic multi-layer welding system applying laser sensing technique. Online visual sensor system for arc-welding robot. Welding robot with visual seam tracking sensor. An arc-welding robot with a compact visual sensor. Development of robot for three-dimensional multi-layer welding with vision sensor. Visual arc sensor (ARC-EYE). Fuzzy control of CO2 short-arc welding. Application of fuzzy neural network to welding line tracking. Magnetic control of arc in high speed TIG welding. Adaptive control of welding condition using visual sensing. Automatic welding system with laser optical sensor for heavy-wall structures. Group-control system of narrow-gap MIG welding. Automatic control technique for narrow gap GMA welding. A study on automatic control system of one-side submerged arc welding by flux copper backing. Touch sensor and arc sensor for arc welding robots. Application of arc sensor to robotic seam tracking. Dynamic analysis of arc-length and its application to arc-sensing. Robot welding with arc sensing. Arc sensing method by fuzzy control. Development and application of arc sensor control with high speed rotating alsŒ