Automotive Brake NVH 汽车制动NVH
Seong K. Rhee
SKR Consulting, LLC
Introduction to Brake
Noise & Vibration
shudder500
1K 10K 20K L. F. Squeal 低频尖叫声
High Frequency Squeal 高频尖叫声Frequency 频率(HZ)
Groan
低沉噪音
Moan
低沉噪音Roughness 粗糙度
(5 -60 Hz) DTV
Frequency Range for Disc Brake Noise and Vibration
盘式制动器的噪音和振动的频率范围
Introduction to Brake
Noise & Vibration
SOUND 声音
Rapidly fluctuating air pressure caused by vibrating surface
由表面振动引起的空气压力的迅速振荡
HIGH FREQUENCY SQUEAL
高频尖叫声
Caused by Vibration of Disc
由制动盘振动引起
Introduction to Brake
Noise & Vibration
Introduction to Brake
Noise & Vibration
LOW FREQUENCY SQUEAL
低频尖叫声
Caused by Vibration of Caliper Body, Anchor Bracket, or Knuckle 由卡钳，挂钩或者关节的振动引起

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