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In-situ examination of ABB l-0 blade roots and rotor steeple of low-pressure steam turbine, using phased array technology

Petru Ciorau - Ontario Power Generation Inc. - Pickering - Canada
Doug MacGillivray - O. P. G. I. - Pickering - Canada
Trek Hazelton - O. P.G. I. - Pickering - Canada
Lionel Gilham - O. P. G. I. - Pickering - Canada
Dale Craig - O. P. G. I. - Darlington - Canada
Jérôme Poguet - Imasonic - Besançon - France
Contact

Abstract

1.0 Introduction

2.0 Capability demonstration on mock-ups

3.0 Field trial results [ 1999 - 2000 ] / Conclusions

Acknowledgements:

References

  1. A. Lamarre, N. Dubé, P. Ciorau, and B. Bevins: "Feasibility study of ultrasonic Inspection using phased array of turbine blade root" - 5-th EPRI Workshop Steam Turbine/Generators - July 1997.
  2. P.Ciorau, D. MacGillivray, A. Lamarre, and F. Jacques: "Feasibility study of ultrasonic inspection using phased array of turbine blade root and rotor steeple grooves-part 2" - EPRI Phased Array Seminar-Portland, Sept. 1998.
  3. P. Ciorau, et. al: "In-situ examination of ABB L-0 blade roots and rotor steeple of low- pressure steam turbine, using phased array technology. Proof of principle results", 6-th EPRI Workshop Steam Turbine / Generators -August 1999.
  4. D. Mair, P. Ciorau, D. Owen, and T. Hazelton: "Ultrasonic Simulation - Imagine 3D and SIMSCAN. Tools to solve the inverse problem for complex turbine components-part 1"- The 26-th QENDE Annual Review of Progress July 25-30, Montreal, 1999.
  5. G. Fleury, J. Poguet, P. Ciorau: " Special linear phased array probes used for ultrasonic examination of complex turbine components" - 15-th WCNDT-Rome, 2000.
  6. D.H. Mair, P. Ciorau, D. Owen, G. Dunning, T. Hazelton:" Ultrasonic Simulation - Imagine 3D and SimScan:Tools to solve the forward / inverse problem for complex turbine components-part 2".- 15-th WCNDT, Rome, 2000.

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