NDT.net - October 2002, Vol. 7 No.10

Special linear phased array probes used for ultrasonic examination of complex turbine components

Jérôme Poguet , Imasonic - France
Petru Ciorau - Ontario Power Generation Inc. - Canada
Corresponding Author Contact:
Email: jerome.poguet@imasonic.com, Internet: www.imasonic.com
Paper presented at the 8th ECNDT, Barcelona, June 2002



Probes considered

Probe design

New challenges

Imasonic QA system

OPG checking procedure

Detection & sizing capabilities

Probes in the field



  1. P. Ciorau, OPGI, J.Poguet, IMASONIC "In-situ examination of turbine components (blade roots, rotor steeple grooves and disk-blades attachments) of low-pressure steam turbine, using phased array technology" – 3nd International conference on NDE in relation to Structural Integrity for Nuclear and pressurized components (Seville 2001)
  2. P.Ciorau, D.Macgillivray, T.Hazelton, L.Gilham, D.Craig, OPGI, J. Poguet, IMASONIC “ In-situ examination of ABB L-0 / L-1 blade roots and rotor steeple of low-pressure steam turbine, using phased array technology”. 15-th WCNDT (Rome 2000)
  3. G.Fleury, IMASONIC, C.Gondard, CEA CEREM "Improvements of Ultrasonic Inspections through the use of Piezo Composite Transducers" - 6th European Conference on non destructive testing (NICE 1994)

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