Search Results

Transmission of vibration and noise to the occupants and especially driver contributes significantly to the quality perception of the motor vehicle and eventually, it affects the overall ride comfort. These forces mainly reach to customer through tactile locations, i.e. floor, gearshift lever, steering wheel and seat. Showroom/Parking customer drive pattern of a vehicle evinces the steering system and driver’s seat rail vibration as strikingly linked aspect to evaluate human comfort [1]. This paper deals with the study of vibration at steering wheel and seat affecting human comfort at engine idle rpm with AC ON and OFF condition for passenger vehicles. The transmissibility of engine and radiator induced vibrations has been investigated with respect to modal alignment of steering and seat system.

Global automotive market is noticing an increase in competition from every corner of automobile world since decades and automotive OEMs are on the front line with this competition. Thus, the need of time for OEMs is to develop and maintain the brand image within the market until the launch of new models. Disparate factors within a car distinctly interlinks the customer perception towards a brand image. However, NVH as a factor equally affects the customer decision while choosing a particular brand as it is easily perceivable by any layman customer. NVH fraternity focuses on vibration induced within tactile locations, (i.e. seat, steering wheel, gear knob and floor) in a car. Among all these, Steering wheel and Seat plays a prominent role as it interdigitate directly towards customer comfort. In this detailed study we have focused on Seat as aggregate providing comfort to customer.