An experimental study on real time measurement of ultrasonic vibration amplitude and frequency using laser displacement sensor

Research output: Contribution to journalConference articlepeer-review

Abstract

An ultra-high-speed and high-accuracy charge-coupled device (CCD) laser displacement sensor is used to track and measure the ultrasonic vibration in real time. A series of Matlab programs are developed to filter noise from original data. The ultrasonic vibration frequency and period are evaluated and the ultrasonic amplitude is measured within accuracy ±0.1 μm. Effect of the ultrasonic power on the ultrasonic amplitude is also studied. © (2014) Trans Tech Publications, Switzerland.
Original languageEnglish
Pages (from-to)2132-2136
Number of pages5
JournalAdvanced Materials Research
Volume875-877
DOIs
StatePublished - Jan 1 2014
Event2012 International Conference on Advanced Material and Manufacturing Science, ICAMMS 2012 - Beijing, China
Duration: Dec 20 2012Dec 21 2012

Keywords

  • Amplitude
  • Frequency
  • Laser displacement sensor
  • Measurement
  • Ultrasonic
  • Vibration

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