Research Article

Vibration Signature Analysis and Parameter Extractions on Damages in Gears and Rolling Element Bearings

Table 1

Normalized frequency spectral energies and signal peak-to-peak magnitude.

Component at SF of 16 HzComponent at BPF of 88 HzComponent at MF of 425 HzSignal peak-peak

No damage1111
Damaged gear1.0187631781.4507124480.2591260531.388932
Damaged bearing1.0117927751.7742219560.191161064.730346
Damaged gear and bearing1.0337672781.2542708930.0559508233.69035