Modeling and Optimization for Fault Diagnosis of Electromechanical Systems Based on Zero Crossing Algorithm

Table 6

Optimized values of ɛ and theirs ratios to peak-to-peak.

Index	Normal	Inner race fault	Ball fault	Outer race fault
ɛ	0.000598	0.003109	0.001211	0.002041
Ratio (%)	0.1	0.1	0.1	0.029