Study on the sound insulation of small openings for natural ventilation in facades

By Ouchi T   Koyasu M   Ohkawa H  

INTER-NOISE and NOISE-CON Congress and Conference Proceedings, Vol. 2002, Iss. 5, 2002-08 ,pp. : 1172-1177

Institute of Noise Control Engineering

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The improvement on the sound insulation of small openings for natural ventilation by the internal cavity of the sleeve

By Ouchi Takako   Imai Akihisa  

INTER-NOISE and NOISE-CON Congress and Conference Proceedings, Vol. 2012, Iss. 8, 2012-08 ,pp. : 3066-3076

Institute of Noise Control Engineering

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Sound transmission characteristics of building elements with small openings for ventilation purposes

By Ohkawa H.   Tachibana H.   Koyasu M.  

INTER-NOISE and NOISE-CON Congress and Conference Proceedings, Vol. 1984, Iss. 2, 1984-12 ,pp. : 603-606

Institute of Noise Control Engineering

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Calculation of the sound reduction by facades

By Gerretsen E.  

INTER-NOISE and NOISE-CON Congress and Conference Proceedings, Vol. 1981, Iss. 4, 1981-10 ,pp. : 405-408

Institute of Noise Control Engineering

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Study of passive active control on openings for natural ventilation in buildings

By Maillard J.   Guigou-Carter C.  

INTER-NOISE and NOISE-CON Congress and Conference Proceedings, Vol. 2000, Iss. 9, 2000-08 ,pp. : 246-251

Institute of Noise Control Engineering

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