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What is Vibration Analysis? Time Waveform and FFT Spectrum Analysis


time_waveform_FFT_Spectrum.pngThe below video is a 5 minute segment of a 30 minute long presentation given by Adam Smith, CMRT and Jacob Bell of HECO PSG at the 2017 Reliability, Process, and Maintenance (RPM) Symposium. This presentation discusses the basics of vibration analysis as a predictive maintenance tool. This presentation covers:

  • What is a vibration spectrum?
  • What is a time waveform?
  • How the waveform creates the spectrum.


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Adam Smith

HECO Predictive Service Group (PSG)



About the author:

Adam Smith, CMRT is HECO PSG's Regional Operation Manager and Senior Reliability Specialist based out of Greenwood, SC. He is an ISO Certified Vibration Analyst, Category III. Adam is skilled at designing and implementing predictive maintenance programs in industrial and commercial facilities. Adam is also a Certified Reliability and Maintenance Technician (CMRT) through the Society for Maintenance and Reliability Professionals (SMRP).

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