Research Article
Vibration Analysis of Partially Damaged Rotor Bar in Induction Motor under Different Load Condition Using DWT
Table 1
DWT decomposition level frequency bands for a sampling frequency
= 3200 Hz.
| Level () | Approximation bandwidth (Hz) | Detail bandwidth (Hz) |
| 1 | AC1 0, 800 | DC1 800, 1600 | 2 | AC2 0, 400 | DC2 400, 800 | 3 | AC3 0, 200 | DC3 200, 400 | 4 | AC4 0, 100 | DC4 100, 200 | 5 | AC5 0, 50 | DC5 50, 100 | 6 | AC6 0, 25 | DC6 25, 50 | 7 | AC7 0, 12.5 | DC7 12.5, 25 |
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