pdf-preprint - Grzegorz Litak

Table 1. Statistic properties of time series. The signal D1 stands for acceleration of the faulty gear recorded by the first sensor, H1 -acceleration of the healthy gear; the signals D2 and H2 - obtained from the second sensor.Signal ¯x ȳ ¯z σ x σ y σ z Kurt x Kurt y Kurt z[m/s 2 ] [m/s 2 ] [m/s 2 ] [m/s 2 ] [m/s 2 ] [m/s 2 ]D1 0.119 0.458 0.547 108.25 107.30 99.82 2.929 2.575 2.879H1 0.111 0.139 0.198 113.54 201.88 210.91 3.109 3.061 3.164D2 0.557 0.153 0.157 138.17 127.17 108.36 3.032 2.954 2.913H2 0.217 0.192 0.464 197.66 161.55 214.48 3.214 3.195 3.162