Blade roots and steeples
Application example

Features

Miniaturised phased array probes
Centre frequency from 3.5 to 18 MHz
Number of elements from 8 to 64

Manual or automated inspection
Contact with wedge or direct contact

Example of blade root geometry

Benefits

Electroacoustic performances
Inspection from restricted spaces thanks to beam steering without wedge
Reliability in industrial using conditions

snake Extra flat 26 elts linear phased array probe for steeple inspection
snake2
steeple3 Multiple head phased array probe for automitised steeple inspection
steeple

Paper

  • Special linear phased array probes used for ultrasonic examination of complex turbine components
    J Poguet – IMASONIC S.A. / P Ciorau OPG Inc.,
    8th European Congress on Non Destructive Testing , June 2002, Barcelona, Spain
    Download paper (pdf)