High-power high-resolution pulser for air-coupled ultrasonic NDE applications

  • J. Salazar*
  • , A. Turó
  • , J. A. Chávez
  • , J. A. Ortega
  • , M. J. García
  • *Corresponding author for this work

Research output: Contribution to conferencePaperpeer-review

8 Citations (Scopus)

Abstract

This paper describes the design and development of a high-power high-resolution pulser designed especially for air-coupled ultraso1nic NDE applications requiring high material penetration capability. The pulser can deliver up to 800 V in a spike excitation type pulse to appropriate low/medium frequency transducers. Moreover, the pulser operates in three different modes: single pulse, double pulse (pulse cancellation technique) and external reference signal, where the last two operating modes are intended to enhance the resolution of ultrasonic inspections.

Original languageEnglish
Pages1756-1760
Number of pages5
Publication statusPublished - 2001
Externally publishedYes
Event18th IEEE Instrumentation and Measurement Technology Conference - Budapest, Hungary
Duration: 21 May 200123 May 2001

Conference

Conference18th IEEE Instrumentation and Measurement Technology Conference
Country/TerritoryHungary
CityBudapest
Period21/05/0123/05/01

Keywords

  • High voltage excitation
  • Pulser
  • Ultrasonic short pulse generation

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