NDT.net - August 1999, Vol. 4 No. 8

Performance Based Remote-Field Eddy Current Examination of High-Pressure Feedwater Heaters

Kenji Krzywosz, Frank Ammirato
Electric Power Research Institute NDE Center, 1300 Harris Blvd
Charlotte, NC 28262, USA
Corresponding Author Contact:
Email: fammirato@epri.com

Electromagnetic Non-Destructive Evaluation II,
Proceedings of the 3rd International Workshop on E'NDE,
Reggio Calabria, Italy, September 1997.
ISBN: 90 5199 375 7 - published by IOS Press


Overview of Remote-Field Eddy Current

Past Electromagnetic Examination Results

Remote-Field Inspection System

Remote-Field Inspection Technique

Remote-Field Inspection Results



  1. Schmidt T.R., The Remote Field Eddy Current Inspection Technique, Materials Evaluation, Vol. 42, pp225-230, February 1984
  2. MacLean M.D., Defect Characterization by the Remote-Field Eddy Current Technique in Small-Diameter Tubing, Materials Evaluation, Vol. 47, pp24-28, January 1989
  3. Krzywosz K. et G. Dau, Comparison of Electromagnetic Techniques for Nondestructive Inspection of Ferromagnetic Tubing, Materials Evaluation, Vol. 48, pp42-45, January 1990
  4. Krzywosz K. et L. Cagle, Comparison of Three Electromagnetic NDE Procedures Using Realistic Feedwater Heater Mockups, Communication presented at the EPRI Feedwater Heater Symposium, Birmingham, Al, USA, 14-16 October 1992
  5. Brown D.J. et Q.V. Le, Application of the Remote-Field Eddy Current Technique to the In-Service Inspection of Ferromagnetic Heat Exchanger Tubing, Materials Evaluation, Vol. 47, pp47-53, January 1989
  6. Newell, K., Production Analysis of Remote Field Data Utilizing Vector Display, Communication presented at the Third EPRI Balance-of-Plant Heat Exchanger NDE Workshop, Myrtle Beach, SC, USA, 6-8 June 1994

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