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A parallel study of vibration analysis and acoustic analysis in low frequency brake noise

  • K. Magaswaran
  • , M.Z. Hassan
  • , A.S. Phuman Singh

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Academic › peer-review

Abstract

An acoustic analysis in the investigation of brake noise shows the severity of the noise and its characteristics and a vibration analysis shows the excitations of noise that is present in the braking event. In this study, vibration and acoustic analyses were used to study the brake noise which is produced during braking. Vibration and acoustic data were collected simultaneously during braking to identify the braking condition. The data analysis focuses on the low frequency domain. The Fast Fourier method was used to analyse the vibration and acoustic signals. The computation of FFT was done independently and the frequency domains obtained were compared. The parallelism in the analysis was used to identify the acoustic source. The determination of the source will aid in brake noise reduction efforts and reinforce the vibration analysis method as a system identification method for brake noise.

Original languageEnglish
Title of host publicationNoise, vibration and comfort : selected , peer reviewed papers from the 4th International Conference on Noise, Vibration and Comfort (NVC 2012), November 26-28, 2012, Kuala Lumpur, Malaysia
Pages35-39
Number of pages5
DOIs
Publication statusPublished - 2014
Externally publishedYes
Event4th International Conference on Noise, Vibration and Comfort (NVC 2012) - Kuala Lumpur, Malaysia
Duration: 26 Nov 2012 → 28 Nov 2012
Conference number: 4

Publication series

NameApplied Mechanics and Materials
Volume471
ISSN (Print)16609336
ISSN (Electronic)16627482

Conference

Conference4th International Conference on Noise, Vibration and Comfort (NVC 2012)
Abbreviated titleNVC 2012
Country/TerritoryMalaysia
CityKuala Lumpur
Period26/11/12 → 28/11/12

Keywords

  • Acoustic analysis
  • Brake noise
  • Vibration analysis

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