NDT.net - February 2003, Vol. 8 No.2

MAINTENANCE OF GAS TURBINES - IMPACT AND IMPLICATIONS FOR NDT

Pertti Auerkari, Jorma Pitkänen
(VTT Industrial Systems, P.O. Box 1704, FIN-02044 VTT Espoo, Finland)
(pertti.auerkari@vtt.fi, jorma.pitkanen@vtt.fi)
Mikko Pihkakoski, Liisa Muurinen
(Helsinki Energy, Finland)
(mikko.pihkakoski@helen.fi, liisa.muurinen@helen.fi)
Markku Kemppainen
(Fortum Energy Solutions, Finland)
(markku.kemppainen@fortum.com)
Pekka Kangas
(Fortum, Gas Power Station, Kilpilahti, Finland)
(pekka.kangas@fortum.com)
Paper presented at the 8th ECNDT, Barcelona, June 2002

Abstract

Introduction

NDT of land based gas turbines - surface inspections

Eddy current testing

Ultrasonic testing

Discussion

Conclusions

Acknowledgements

References

  1. Pitkänen, J., Hakkarainen, T., Kuusinen, P., Lahdenperä, K., Särkiniemi, P., Kemppainen, M. and Pihkakoski, M. "NDT methods for revealing anomalies and defects in gas turbine blade", Insight 9(2001)43, pp. 601-604.

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