Browse Publications Technical Papers 2024-26-0205

Refined Driveline Isolation in Bus Vehicles 2024-26-0205

NVH is of prime importance in buses as passengers prefer comfort.
Traditionally vehicle NVH is analysed post completion of proto built however this leads to modifications, increases cost & development time. In modern approach physical validation is replaced by CAE. There are many sources of NVH in vehicle however this article is focused about the methodology to improve NVH performance of bus by analysing and improving the stiffness and mobility of various chassis frame attachment points on which source of vibrations are mounted or attached. In this study chassis frame attachment stiffness of Engine mounts and propeller shafts is focused.


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