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브레이크 몬 노이즈 저감을 위한 CTBA 형상에 관한 연구
정승현(Seung Hyun Chung),김경수(Gueng Su Kim),김광윤(Gwang Yun Kim),정지훈(Jihoon Jeong),양문호(Moonho Yang) 한국자동차공학회 2010 한국자동차공학회 부문종합 학술대회 Vol.2010 No.5
Coupled Torsion Beam Axle (CTBA) type rear suspension is being widely used in automotive industry because of its low cost, however, this type of suspension is liable for moan noise frequently. In this paper, through the investigation on the moan improvement cases and experimental analysis including TPA and EMA, we propose a design modification of CTBA to prevent the outbreak of moan noise. The proposal was validated through the dynamic stiffness analysis of caliper attachment point numerically.