Bruce Madigan
1107 Lewisohn Street
Butte MT, 59701
madigan@weldworks.com
Phone 406-782-5157



Professional Publications & Presentations

Achieving Grain Refinement through Mechanical Weld Pool Oscillation. Timothy J. McInerney and R.Bruce Madigan, Montana Tech and C.E. Cross, Federal Institute for Materials Research and Testing (BAM), Joining Technology Division, Berlin, Germany. ASM 7th International Trends in Welding Research Conference, Pine Mountain, GA. May 16-20, 2005.

An Overview of Sensors and Controls for Welding. R. Bruce Madigan, Montana Tech. Presenter and Co-Chairman, AWS Conference on Welding Automation, Dallas, TX. April 27, 2005.

An Overview of Formal Weldability Testing. R. Bruce Madigan, Montana Tech and Carl E. Cross, Federal Institute for Materials Research and Testing (BAM), Joining Technology Division, Berlin, Germany. AWS Weld Cracking V Conference, New Orleans, LA. February 15-16, 2005.

Arc Sensing for Defects in Constant-Voltage Gas Metal Arc Welding. T. P. Quinn, C. Smith, C. N. McCowan, E. Blachowiak and R. B. Madigan. Welding Journal. September 1999.

Electrode extension in aluminum gas metal arc welding. Quinn, T.P. and Madigan, R.B., AWS Annual Conference. San Diego, CA. April 1997.

Analysis of the start transient in steel GMAW for arc start control. Madigan, R.B., and Quinn, T.P. AWS Annual Conference. San Diego, CA. April1997.

Sensing of contact tube wear in short welds. Madigan, R.B., Quinn, T.P. and Klein, C.F. Seventh International Conference on Computer Technology in Welding. San Francisco, CA. July 1997.

Weld defect decisions using through-the-arc sensor data. Quinn, T.P., Madigan, R.B., Smith, C.B., and Blachowiak, E.G. Seventh International Conference on Computer Technology in Welding. San Francisco, CA. July 1997

A standard procedure for spatter measurement. McCowan, C.N., Madigan, R.B., Siewert, T.A., and Dube, W.P. AWS Annual Conference. Chicago, IL. April, 1996.

Survey of welding arc optical emissions for process control. Richardson, R.W. and Madigan, R. B. AWS Annual Conference. Chicago, IL. April 1996.

Power characteristics in GMAW; experimental and numerical investigations. Jonsson, P.G., Szekely, J., Madigan, R.B., and Quinn, T.P. Welding Journal. March 1995.

Contact tip wear detection in gas metal arc welding. Madigan, R.B., Quinn, T.P., Mornis, M.A., and Siewert, T.A. Welding Journal. April 1995.

Sensing and control of droplet frequency during GMAW. Madigan, R.B. AWS Annual Conference. Cleveland, OH. April 1995.

A review of NIST workshop on welding industry needs. Naval Ship Panel 7 Meeting. AWS Precision Joining Center. Denver, CO. August, ‘95.

Control of gas-metal-arc welding using arc light sensing. Madigan, R.B., Quinn, T.P., and Siewert, T.A. NISTIR 5037. November 1995.

Computers in welding: A primer. Siewert, T.A., Madigan, R.B. and Quinn, T.P. Welding Journal. February 1994.

Mapping the droplet transfer modes for an ER100S-1 GMAW electrode. Heald, P.R., Madigan, R.B., Siewert, T.A. and Liu, S. Welding Journal. February 1994.

Adaptive control of arc length during gas metal arc welding. Madigan, R.B. and Quinn, T.P. AWS International Conference. Philadelphia, Pennsylvania. April 1994.

Graphical User Interfaces for Monitoring and Controlling GMAW. Madigan, R.B., Sloan, C., Quinn, T.P., and Siewert, T.A. Fifth International Welding Computerization Conference. Golden, CO. August 1994.

An electrode extension model for gas metal arc welding. Quinn, T.P., Madigan, R.B., and Siewert, T.A. Welding Journal. October 1994.

Control of arc length during gas metal arc welding. Madigan, R.B. and Quinn, T.P. AWS International Conference on Modelling and Control of Joining Processes. Orlando, Florida. December 1993.

Arc length controller design for GMAW. Quinn, T.P. and Madigan, R.B. AWS International Conference on Modelling and Control of Joining Processes. Orlando, Florida. December 1993.

Detection of wear in contact tubes for GMAW. Quinn, T.P., Madigan, R.B., and Siewert, T.A. Proceeding of the 1993 ASME Symposia on Manufacturing Science and Engineering. New Orleans, LA.

Dynamic model of electrode extension for gas metal arc welding. T.P. Quinn and R.B. Madigan, International Trends in Welding Science and Technology, ASM International Conference Proceedings pp. 1003-1008, Gatlinburg, Tennessee, June, 1992.

Sensing droplet detachment and electrode extension for gas metal arc welding. R.B. Madigan, T.P. Quinn and T.A. Siewert. International Trends in Welding Science and Technology. ASM International Conference Proceedings. pp. 999-1002. Gatlinburg, Tennessee. June 1992.

Through-the-arc sensing for monitoring arc welding. T.A. Siewert, R.B. Madigan and T.P. Quinn. International Trends in Welding Science and Technology. ASM International Conference Proceedings. pp. 1037-1040. Gatlinburg, Tennessee. June 1992.

Through-the-arc sensing for real-time measurement of gas metal arc weld quality. T.A. Siewert, R.B. Madigan and T.P. Quinn. International Conference on Computerization of Welding Information IV. pp. 198-206. American Welding Society. November 1992.

Through-the-arc sensing for measuring gas metal arc weld quality in real time. T.A. Siewert, R.B. Madigan and T.P. Quinn. Materials Evaluation. pp. 1314-1318. November 1992.

Evaluation of alternative sensors for control of GMAW. Madigan, R.B., Quinn, T.P., Siewert, T.A., Liu, S. and Jones, J.E. American Welding Society Annual Conference. Detroit, MI. April 1991.

Investigation of spray transfer parameters in GMAW. Heald, P.R., Liu, S., Madigan, R.B., and Siewert, T.A. American Welding Society Annual Conference. Detroit, MI. April 1991.

Droplet transfer modes for a MIL 100S-1 GMAW Electrode. Heald, P.R., Madigan,R.B., Siewert, T.A., and Liu,S. NISTIR 3976. United States Department of Commerce. National Institute for Standards and Technology. Materials Reliability Division. October 1991.

Gas tungsten arc welding. AWS Welding Handbook, 8th Edition, Vol 2, Chapter 3. Hicken, G.K., Campbell, R.D., Daumeyer, G.J., Madigan, R.B., Marburger, S.J. and Young, B. American Welding Society, 1991.

Survey of penetration control techniques. Madigan, R.B. and Castner, H.R. Edison Welding Institute Research Report MR9002, January 1990.

PC-based expert systems and their applications to welding. Barborak, D.M., Dickinson, D.W. and Madigan, R.B. Welding Journal. January 1990. pp. 29-38.

Review of welding process controls. Madigan, R. B. Golden Gate Materials Technology Conference. San Francisco, CA. 1989.

Process modeling and control. Madigan, R.B. Second Annual North American Welding Research Seminar. EWI/TWI. Columbus, Ohio. September 1988.

How to control weld penetration. Madigan, R.B. Welding Design & Fabrication. September 1987.

Ways to keep torches in seams. Madigan, R.B. Welding Design & Fabrication. October 1987.

Coaxial vision for control of welding Al and Ti plate. Richardson, R.W., and Madigan, R.B. American Welding Society Annual Conference. 1987.

Control of full-penetration GTA welds using pool oscillation sensing. Madigan, R.B. and Richardson, R.W. American Welding Society Annual Conference. 1986.

Computer-based control of full penetration GTA welds using pool oscillation sensing. Madigan, R.B., Renwick, R.J., Farson, D.F., and Richardson, R.W. International Conference on Computer Technology In Welding, Paper 11. The Welding Institute. London, England. 1986.

Control of full-penetration GTA weld size in sheet metal using weld pool oscillation sensing. Madigan, R. B. and Richardson, R.W. Sheet Metal Welding Conference II. Paper 9. Dearborn, Michigan. 1986.
 
 


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