Table 4 \(FCFR\) of \({S1}_{in}\) and \({S1}_{out}\) using HT, TEO, and ITEO methods
From: FPGA implementation of an improved envelope detection approach for bearing fault diagnosis
Fault characteristic frequency ratio \({\varvec{F}}{\varvec{C}}{\varvec{F}}{\varvec{R}}\) | Envelope detection methods | ||
|---|---|---|---|
\({\text{HT}}\) | \({\text{TEO}}\) | \({\text{ITEO}}\) | |
Measured signal \({{\varvec{S}}1}_{{\varvec{i}}{\varvec{n}}}\) | 48.08 | 45.85 | 165.68 |
Measured signal \({{\varvec{S}}1}_{{\varvec{o}}{\varvec{u}}{\varvec{t}}}\) | 58.22 | 52.32 | 174.88 |