基于分段位移激励函数的贯穿式故障建模及滚动轴承振动特性分析
罗丫,葛可可,袁晓文,涂文兵

Through-fault modeling and vibration characteristic analysis of rolling bearing based on piecewise displacement excitation function
Ya LUO,Keke GE,Xiaowen YUAN,Wenbing TU
表6 不同故障宽度下振动信号的时域指标值
Table 6 Time-domain metrics of vibration signals with different fault widths
时域指标半正弦位移激励分段位移激励

L=

0.5 mm

L=

1 mm

L=

2 mm

L=

0.5 mm

L=

1 mm

L=

2 mm

RMS/g168.1181.4118.5167.5141.391.8
PTP/g775.5771.6771.6775.5826.83841.6
Ku2.11.92.52.12.36.0