Sökning: "Èric Torra i Fernàndez"

Hittade 2 avhandlingar innehållade orden Èric Torra i Fernàndez.

1. 1. Tyre air cavity acoustic modes and their influence on the automobile interior noise

   Författare :Eric Torra i Fernandez; KTH; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Engineering physics; Teknisk fysik;

   Sammanfattning : .... LÄS MER

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

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

   Sammanfattning : 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. LÄS MER