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Development of an Index for the Evaluation of Intake Booming Noise of a Passenger Car

차량의 흡기부밍소음 평가지수 개발

  • 박영원 (아주대학교 시스템공학과) ;
  • 채장범 (아주대학교 기계 및 산업공학부) ;
  • 장한기 (고등기술연구원 제품기술연구센터) ;
  • 이종규 (아주대학교 대학원 시스템공학과)
  • Published : 2004.03.01

Abstract

In this paper, an index for the evaluation of vehicle intake booming noise is developed through a correlation analysis of objective measurement data and subjective evaluation data. First, intake orifice noise is measured at the wide-open test condition. And then, acoustic transfer function between intake orifice noise and interior noise at the steady state condition is estimated. Simultaneously, subjective evaluation was carried out with a ten-scale score by 8 engineers. Next, the correlation analysis between the psycho-acoustic parameters derived from the measured data and the subjective evaluation is performed. The most critical factor was determined and the corresponding index for the intake booming noise is obtained from the multiple factor regression method. At last, the effectiveness of the proposed index is validated.

Keywords

References

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