• 제목/요약/키워드: 음향파워레밸

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진공도 변화에 따른 건식 진공펌프의 소음특성 (Noise Characteristics of dry pump according to change of vaccum degree)

  • 이현남;홍동표;이완형;정완섭
    • 한국소음진동공학회:학술대회논문집
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    • 한국소음진동공학회 2002년도 추계학술대회논문집
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    • pp.156-159
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    • 2002

  • This study reports on physical properties of the noise radiation caused by expansion of exhaust gas and vibration of pumps according to change of vaccum degree. The fundamental responses show that the sound power level radiated is proportional to the common logarithm of the degree of vaccum.

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