Real-time arc welding defect detection technique by means of plasma spectrum optical analysis

NDT and E International

Volumn 39, Issue 5, 2006, Pages 356-360

  Mirapeix, J ^a   Cobo, A ^a   Conde, O M ^a   Jauregui C ^b   Lopez Higuera J M ^a  

^a UNIVERSITY OF CANTABRIA   (Spain)

^b UNIVERSITY OF SOUTHAMPTON   (United Kingdom)

Author keywords

Arc welding; Plasma emission; Real time processing; Spectroscopy

Indexed keywords

ALGORITHMS; ONLINE SYSTEMS; OXIDATION; PLASMAS; QUALITY ASSURANCE; REAL TIME SYSTEMS; SHIELDING; SPECTROSCOPY; SPECTRUM ANALYSIS; STAINLESS STEEL;

ELECTRONIC TEMPERATURE; INDUSTRIAL WELDING; PLASMA EMISSION; PLASMA SPECTRUM OPTICAL ANALYSIS; REAL TIME PROCESSING; THERMAL PLASMAS;

ELECTRIC ARC WELDING;

EID: 33646065643     PISSN: 09638695     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ndteint.2005.10.004     Document Type: Article

References (13)

1. Griem H.R. Principles of plasma spectroscopy (1997), Cambridge University Press, Cambridge
2. Bardin F., Cobo A., Lopez-Higuera J.M., Collin O., Aubry P., Dubois T., et al. Optical techniques for real-time penetration monitoring for laser welding. Appl Opt 44 19 (2005) 3869-3876
3. Li L., Brookfield D.J., and Steen W.M. Plasma charge sensor for in-process, non-contact monitoring of the laser welding process. Meas Sci Technol 7 4 (1996) 615-626
4. Gu H.P., and Duley W.W. Resonant acoustic emission during laser welding of metals. J Phys D Appl Phys 29 3 (1996) 550-555
5. Grabas B., Dardthuret J., and Laurent M. Observation of penetration with infrared thermography in laser welding. J Phys IV 4 C4 (1994) 139-142
6. Cheol-Jung K, Sung-Hoon B, Min-Suk K, Chin-Man C. Auto-focus control and weld process monitoring of laser welding using chromatic filtering of thermal radiation. Laser processing of materials and industrial applications II, Beijing, China; 1998, p. 388-98.
7. Haran F.M., Hand D.P., Peteres C., and Jones J.D.C. Focus control system for laser welding. Appl Opt 36 (1997) 5246-5251
8. Sforza P., and de Blasiis D. On-line optical monitoring system for arc welding. NDT E Int 35 (2002) 37-43
9. 2 laser welding process. Appl Opt 40 33 (2001) 6019-6025
10. Ferrara M., Ancona A., Lugara P.M., and Sibilano M. On-line quality monitoring of welding processes by means of plasma optical spectroscopy. Proc SPIE (2000) 3888
11. Robinson A.W., Gardner P., Stampfl A.P.J., Martin R., and Nyberg G. Error analysis in the fitting of photoemission lineshapes using the Levenberg-Marquardt method. J Electron Spectrosc Relat Phenom 94 1-2 (1998) 97-105
12. Zeh T., Schweizer H., Meixner A., Purde A., and Koch A.W. Enhancement of detection accuracy of fiber Bragg grating sensors. Proc SPIE 5502 (2004) 540-543
13. Mirapeix JM, Cobo A, Conde O, Quintela MA, López-Higuera JM. Spectroscopic analysis technique for arc-welding process control. Proc SPIE; 2005 5948.