Weld pool surface monitoring and depth extraction using a calibrated CCD sensor

ASM Proceedings of the International Conference: Trends in Welding Research

Volumn 2005, Issue , 2005, Pages 665-670

  Saeed, G ^a   Zhang, Y M ^a   Jaynes, C ^a  

^a UNIVERSITY OF KENTUCKY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CHARGE COUPLED DEVICES; IMAGE RETRIEVAL; LASER BEAM WELDING; PROCESS CONTROL; RAY TRACING; SENSORS;

CCD SENSORS; WELD POOL SURFACE; WELDING INDUSTRY;

WELDS;

EID: 33751530943     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (21)

1. Renwick, R. J. and Richardson, R. W., Experimental investigation of GTA weld pool oscillations, Welding Journal, 62(2): 29s-35s, (1983).
2. Xiao, Y. H. and Ouden, G.den, A study of GTA weld pool oscillation, Welding Journal, 69(8): 298s-293s. (1990)
3. Xiao, Y. H. and Ouden, G.den, Weld pool oscillation during GTA welding of mild steel. Welding Journal, 72(8): 428s-434s, (1993).
4. Nagarajan, S., Banerjee, P., Chen, W., Chin, B. A.,. Control of the welding process using infrared sensors. IEEE Transactions on Robotics and Automation, 8(1): 86-93, (1992)
5. Nagarajan, S., Chen, W. H., and Chin, B. A., Infrared sensing for adaptive arc control. Welding Journal, 68(11): 462s-466s, (1989).
6. Chen, W. and Chin, B. A., Monitoring joint penetration using infrared sensing techniques, Welding Journal, 69(4): 181s-185s, (1990).
7. Hardt, D. E. and Katz, J. M., Ultrasonic measurement of weld penetration. Welding Journal, 63(9): 273s-281s, (1984.)
8. Lott, L. A., Ultrasonic detection of molten/solid interfaces in weld pools. Material Evaluation, 42: 337-341, (1983)
9. Johnson, J. A., Carlson, N. M., and Lott, L. A., Ultrasonic wave propagation in temperature gradients. Journal of Nondestructive Evaluation, 6(3): 147-157, (1988)
10. Cannon, I., Maram, J., and Smith, M., Weld penetration sensor for an experimental welder. Transactions of NAMRC/SME, Vol. XV, (1987).
11. R. Kovacevic, Y. M. Zhang, Real-time image processing for monitoring of free weld pool surface, ASME Journal of Manufacturing Science and Engineering, 119(2): 161-169, (1997).
12. Hong. L et. al., Vision Based GTA Weld Pool Sensing and control using Neurofuzzy Logic, SIMTech Technical Report (AT/00/011/AMP), Singapore institute of Manufacturing Technology, (2000).
13. G. Saeed and Y. M. Zhang, Mathematical formulation and simulation of specular reflection based measurement system for gas tungsten arc weld pool surface, Measurement Science and Technology, 14(8): 1671-1682, (2003).
14. G. Saeed, M. J. Lou, and Y. M. Zhang, Computation of 3D weld pool surface from the slope field and point tracking of laser beams, Measurement Science and Technology, 15(2): 389-403, (2004).
15. Mnich, C., Al-Bayat, F., Debrunner, C., Steele, J., Vincent, T., 'In Situ Weld Pool Measurement using Stereovision", ASME, Proceedings 2004, Japan - USA Symposium on Flexible Automation, Denver, Colorado, July 19-21, (2004).
16. th annual conference, May (2005).
17. Z. Zhang. Flexible Camera Calibration By Viewing a Plane From Unknown Orientations. International Conference on Computer Vision (ICCV'99), Corfu, Greece, pages 666-673, September (1999).
18. J. Heikkila, O. Silven, A Four-Step Camera Calibration Procedure with Implicit Image Correction. In Proc. of IEEE Computer Vision and Pattern Recognition, pp. 1106-1112, (1997).
19. R. Y. Tsai, A versatile camera calibration technique for high-accuracy 3D machine vision metrology using off-the-shelf TV cameras and lenses, IEEE J. Robotics Automat vol. RA-3, no. 4, pp. 323-344, Aug. (1987).
20. P F Sturm, S Maybank, On plane-based camera calibration: a general algorithm, singularities, applications, Proc. CVPR, Fort Collins, Co., vol. 1, pp. 432-437. (1999)
21. T.A. Clarke and J.G. Fryer, The Development of Camera Calibration Methods and Models, Photogrammetric Record, 16(91): 51-66, April 1998.