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경쟁차 R&H 성능 달성을 위한 감쇠력 설계 기준에 대한 연구
문하경(Hakyung Moon),정홍규(Hongkyu Jung) 한국자동차공학회 2017 한국자동차공학회 학술대회 및 전시회 Vol.2017 No.11
We have used the initial S/ABS damping force referring to previous models or the competitive cars. Vehicle test teams have depended on trial & error to fix damping force, which results too much time to fix damper and that delays the vehicle development. To predict damping force is not only to improve vehicle R&H performance efficiently but also to reduce the tuning time. Through this study, suspension designers can design damping forces and add them on drawings before producing prototype vehicles.
정일호(IlHo-Jung),문하경(HaKyung-Moon),박태원(TaeWon-Park),김혁(Hyuk-Kim),이형(Hyung Lee),박중경(JoongKyung-Park) 한국자동차공학회 2005 한국자동차공학회 춘 추계 학술대회 논문집 Vol.2005 No.5_2
In this study, OHT dynamic model was developed by using the multi body dynamic analysis program ADAMS. Wheel and roller are modeled by the 3-D surface contact module. Especially, motor cycle tire mechanics is used in the wheel contact model. The OHT dynamic model can analyze the dynamic characteristic of the OHT vehicle with various driving conditions. And the result was verified by a vehicle traveling test. As a result of this study, the developed model is expected to predict wheel dynamic load time history and makes a contribution to design of a new monorail vehicle.