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[소음·진동] 프로펠라 샤프트의 진동특성이 구동계 NVH에 미치는 영향 연구
이철희(Chulhee Lee),박천우(CHunwoo Park),서기출(Kichool Seo),유영일(Youngil You) 한국자동차공학회 1999 한국자동차공학회 춘 추계 학술대회 논문집 Vol.1999 No.11_2
This study describe typical NYH phenomena in SUV type ~-wheel driveline caused by vibration behavior of propeller shaft. The equations of motion for the multibody driveline consisting of interconnected rigid and flexible bodies are derived by employing Lagrange's equations and take computational evaluation with the Wehages algorithm. Effects of the engine excitation and the unbalance of propeller shaft to the various mount components in drive line are simulated by obtaining the transfer function. The influencing factors to the natural frequencies of drive line are investigated with the variance of the design parameters and tube material of the propeller shaft. The effects of rubber coupling to the bending vibration are evaluated by comparing both the simulation and experimental results.