PSI - Issue 4

Rainer Boehm et al. / Procedia Structural Integrity 4 (2017) 71–78 Boehm, R. / Structural Integrity Procedia 00 (2017) 000 – 000

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originate like they are usually used in the ultrasonic testing. The next step of development in the project WOLAXIM results in a prototype probe system that is illustrated in fig. 5.

Axis with bore hole

Possible element positions

Fluid

Conical array centered in the bore hole Ø 65 mm

Electronic scan

Fig. 3. Sketch of the cone shaped phased array for electronic rotation scan with a focused sound beam

bore hole

Büro für Technische Diagnostik (BTD)

flaw

test area

calculated soundfields in the plane on incidence and perpendicular

Fig. 4. Calculated sound fields of the first cone shaped phased array, Boehm et al. (2006)

Fig. 5. Probe system from the previous project WOLAXIM, Völz et al. (2012)