Table 2 Bearing and gear failure types description and Dataset partitioning.
Subject | Type | Description | Source domain | Target domain | Working conditions | ||
|---|---|---|---|---|---|---|---|
training | validation | training | validation | ||||
Bearing | Normal | Health state | 640 | 160 | 50 | 150 | 20 Hz-0 V, 30 Hz-2 V |
Ball | Ball crack | 640 | 160 | 50 | 150 | 20 Hz-0 V, 30 Hz-2 V | |
Inner | Inner ring crack | 640 | 160 | 50 | 150 | 20 Hz-0 V, 30 Hz-2 V | |
Outer | Outer ring crack | 640 | 160 | 50 | 150 | 20 Hz-0 V, 30 Hz-2 V | |
Combination | Inner and outer ring crack | 640 | 160 | 50 | 150 | 20 Hz-0 V, 30 Hz-2 V | |
Gear | Normal | Health state | 640 | 160 | 50 | 150 | 20 Hz-0 V, 30 Hz-2 V |
Chipped | Teeth crack | 640 | 160 | 50 | 150 | 20 Hz-0 V, 30 Hz-2 V | |
Miss | Missing teeth | 640 | 160 | 50 | 150 | 20 Hz-0 V, 30 Hz-2 V | |
Root | Root crack | 640 | 160 | 50 | 150 | 20 Hz-0 V, 30 Hz-2 V | |
Surface | Surface wear | 640 | 160 | 50 | 150 | 20 Hz-0 V, 30 Hz-2 V | |
