Nonparametric flaw detection in large grained materials

  • N. M. Bilgutay
  • , K. D. Donohue
  • , X. Li

Producción científica: Conference articlerevisión exhaustiva

1 Cita (Scopus)

Resumen

The detection of targets embedded in dense microstructure scatterers using ultrasonic pulse-echo systems is examined. Split-spectrum processing (SSP) is presented as an efficient method for discriminating between target echoes and microstructure scattering based on differences between their RF phase patterns. The design of constant false-alarm thresholds is described for the F-test applied to RF SSP vectors. Experimental results are presented for A-scans from large-grain stainless-steel samples with flat-bottom holes.

Idioma originalEnglish
Páginas (desde-hasta)1137-1141
Número de páginas5
PublicaciónUltrasonics Symposium Proceedings
Volumen2
EstadoPublished - 1990
EventoProceedings of the IEEE 1990 Ultrasonics Symposium - Honolulu, HI, USA
Duración: dic 4 1990dic 7 1990

ASJC Scopus subject areas

  • General Engineering

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