New JCZ-B locomotive bearing fault diagnosis system can get fault characteristic from the vibration acceleration signal wich big noise and identify fault.

• 新型机车轴承故障诊断系统能从具有强背景噪声的机车轴承振动加速度信号中提取故障特征,实现机车轴承故障识别与故障类型自动辨别。