Sensing and control system of process quality in C02 laser deep penetration welding

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 3550, Issue , 1998, Pages 287-297

  Chen, Wuzhu ^a   Zhang, Xudong ^a   Bao, Jiangcheng ^a   Wang, Yong ^a   Li, Tianya ^a   Jiang, Ping ^a   Zhang, Honun ^a  

^a TSINGHUA UNIVERSITY   (China)

Author keywords

Closed loop control; Laser beam welding; Optimization of focal point position; Plasma

Indexed keywords

CLOSED LOOP CONTROL SYSTEMS; COMPUTER CONTROL SYSTEMS; LASER BEAM WELDING; LASER BEAMS; PERSONAL COMPUTERS; PLASMAS; PROCESS CONTROL; SIGNAL PROCESSING; ZIRCALOY;

CLOSED-LOOP CONTROL; FOCAL POINTS; LASER DEEP PENETRATION WELDING; NUCLEAR HEAT SUPPLY; OPTIMIZATION AND CONTROL; PRECISION WELDING; SENSING AND CONTROL SYSTEM; SIGNAL PROCESSING CIRCUITS;

LASER MATERIALS PROCESSING;

EID: 0000723760     PISSN: 0277786X     EISSN: 1996756X     Source Type: Conference Proceeding    
DOI: 10.1117/12.317899     Document Type: Conference Paper

References (5)

1. Chen Wuzhu, Zhang Xudong, Ren Jialie, et al., "Study of welding mode transition and stability of welding process in high laser welding", Chinese Journal ofLasers, Vol. 23 (7), 1996.
2. Zhang Xudong, Chen Wuzhu, Ren Jialie et al, "Effects of processing parameters on mode and stability of laser welding" Proc. SPIE. Vol. 2703, 1996: 343-349.
3. Zhang Xudong, Chen Wuzhu, Ren Jialie, et al. Laser welding mode transition and influenceof thermal-focusingon mode transition, Proc. SPIE. Vol.2888, 1996: Pp306-316.
4. L.Li, N.QI, D.J.Brookfleld, et al. On-line Laser Welding Sensing for Quality Control. ICALEO'90, 1990: 411-421.
5. I.Miyamoto, et al. Shift detection from adequate conditions in laser welding. Proceedings of 37 laser Materials Processing Conference. Japan Laser Processing Society. March, 1996 (in Japanes): 93-101.