선루프 헤드라이닝 모듈의 BSR(Buzz, Squeak & Rattle Noise) 이음에 대한 시험적 고찰

Recently, there have been the increase of the interest in automotive interior part’s BSR noise which take place in the vehicle rough-road driving condition and the many improvements are being performed due to the higher requirements of the customer for the emotional quality. It is more effective to evaluate BSR noise, analyze the cause and confirm the improvement by treatment in laboratory test using the BSR exciter. In this study, the BSR noise of the sun-roof type headlining module was investigated using the BSR exciter and the reduction of the BSR noise was confirmed through the change of bracket mounting parts.