Steam generator tubes inspection

Application example

Probes

Flexible circular phased array probes
Frequency from 8 to 15 MHz
Focused active area profile
Integrated multiplexor

Miniaturised probes for tubes inner diameter down to 12mm

Techniques

High speed inspection with 360° electronic scanning
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Manual or automated inspection
Contact with wedge

Benefits

Inspection feasability thanks to circular array feasability and space saving
High resolution thanks to the frequency of 10 MHz

Paper

"Circular phased array probes for inspection of Superphoenix steam generator tubes", J Poguet, G Fleury - IMASONIC S.A. / O Burat & G Moreau - FRAMATOME , EPRI Phased Array inspection seminar, September 1998, Portland, Main, USA
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