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배병국(Byungkook Bae) 한국자동차공학회 2007 한국자동차공학회 춘 추계 학술대회 논문집 Vol.- No.-
The vibration characteristics of vehicle is related to the ride property which is an important quality of vehicle. The hydraulic and electromagnetic exciters are used to extract the modal parameter and the results are compared each other. In vertical direction, hydro-exciter can support the vehicle weight and overcome the suspension frictions. The modes of suspension, power train and body can be extracted and compared with some vehicles. These modes are related to the vibration of vehicles on rode during passing through a single joint.