The invention concerns a Heating Ventilation and Air Conditioning system (10) for a vehicle comprising a main housing (2) characterized in that said main housing (2) comprises a first sound absorption means in form of at least one internal air duct (3) disposed therein and adapted to guide at least a portion of fluid flowing there through;wherein said internal air duct (3) comprises an air tight and noise permeable material adapted to absorb and dissipate at least a portion of acoustic energy of noise for at least partially attenuating the noise.
HEATING VENTILATION AND AIR CONDITIONING SYSTEM
2021-07-08
Patent
Electronic Resource
English
IPC: | B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht |