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TsAGI Science Journal

ISSN Print: 1948-2590
ISSN Online: 1948-2604

TsAGI Science Journal

DOI: 10.1615/TsAGISciJ.2016017888
pages 223-236

INVESTIGATION OF THE EFFICIENCY OF APPLICATION OF A VIBRATION-ABSORBING MATERIAL WITH A REINFORCING LAYER FOR IMPROVING SOUND INSULATION OF STRUCTURAL ELEMENTS OF THE FUSELAGE

Aleksander Yakovlevich Zverev
Central Aerohydrodynamic Institute (TsAGI) 1, Zhukovsky str., Zhukovsky, 140180 Moscow region
Tatiana Olegovna Lesnykh
Irkut Corporation, 68, Leningradsky prospect, Moscow, 125315, Russian Federation
Gennadii Vasil'evich Paranin
Irkut Corporation, Leningradskii Prospekt 68, Moscow, 125315 Russia

ABSTRACT

The results of an experimental evaluation of the effects of sound insulation improvement for a typical fuselage panel excited by a reverberant sound field with various variants treated by a constrained layer of a damping material with metallic reinforcement are presented.