Research Article

Comparison of Support Vector Machine-Based Techniques for Detection of Bearing Faults

Table 3

Gearbox rolling bearing part of the test data.

ConditionNo.Waveform indicatorsPeak indicatorsPulse indicatorsMargin indicatorsSkewness indicatorsKurtosis indicatorsSquare root amplitude indicatorsVariance indicatorsFault vectors

Normal working condition10.095880.532240.241730.204480.516110.035260.178790.046281 0 0 0
10.112890.512250.238450.203770.526080.044820.161920.040571 0 0 0
10.122280.564000.268320.232520.520190.056680.167160.045341 0 0 0
10.116220.539030.253210.219120.516660.047180.172670.047521 0 0 0
10.117860.556320.262590.225670.522950.049900.154870.037911 0 0 0

Bearing rolling body wear20.543530.408270.382940.372500.598430.319650.163390.060920 1 0 0
20.609100.543420.512130.497470.512270.562770.184550.074940 1 0 0
20.452170.309460.285300.271380.644600.269760.184950.068800 1 0 0
20.495610.263340.249410.243850.504100.279750.187690.073090 1 0 0
20.638800.636990.600600.584450.792460.522690.172650.069060 1 0 0

Bearing inner wear30.687070.511980.491760.489690.624570.342560.167320.065110 0 1 0
30.625580.432160.409860.408320.774350.275770.188150.076560 0 1 0
30.867750.995130.980200.979410.687870.888190.182800.081850 0 1 0
30.524530.324000.299600.294770.759050.195600.178280.066010 0 1 0
30.588310.533560.497390.486610.742030.314740.200000.081680 0 1 0

Bearing outer wear40.412100.404060.370790.377850.821090.297420.051950.003890 0 0 1
40.301260.273710.229150.230610.834580.209280.059650.004360 0 0 1
40.285710.322550.271890.270990.943850.187670.062610.004670 0 0 1
40.361760.694310.634730.623220.951080.299740.053370.003880 0 0 1
40.300600.504130.443020.429310.923420.248750.058850.004240 0 0 1