Search for dissertations about: "aluminium foams"

Found 1 swedish dissertation containing the words aluminium foams.

2. 1. The influence of tyre air cavities on vehicle acoustics

   Author : Èric Torra i Fernàndez; Anders Nilsson; Wim Desmet; KTH; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; acoustics; tyre-road noise; tyre; air cavity resonances; interior noise; aluminium foams; Acoustics; Akustik;

   Abstract : The tonal character of the low frequency internal noise in cars is often due to energy transmission through the tyre at the first few eigenfrequencies of the air cavity of the tyre. The first acoustic mode in the air cavity of a typical stationary car tyre is approximately 224 Hz. READ MORE