Research Article

Vibration-Based Damage Identification and Condition Monitoring of Metro Trains: Warsaw Metro Case Study

Table 3

Aggregate results for envelope max WODL, for selected trains metro and value of determination factor .

NumberTrain numberTrend equationIncrease WODL/week [%]

1170.83101.3
2180.69531.7
3190.83081.2
4200.88341.5
5240.91811.5
6250.79890.9
7280.93671.8