International Journal of Aerospace Engineering / 2018 / Article / Tab 4

Research Article

Aircraft Gas Turbine Engine Health Monitoring System by Real Flight Data

Table 4

Validation data range used in the prediction of EGT.

Statistics
N1 speedN2 speedPitchAngle of attackRollVertical accelerationTotal air temperatureGround/airExhaust gas temperature

N
 Valid215215215215215215215215215
 Missing000000000
Mean59.640930280.80418601.7916280.672093−1.2981401.000530−4.3237210.86575.411628
Median65.900000083.90000001.100000−.400000−1.4000000.997000−8.3000001.00572.000000
Std. deviation25.6717652710.779295283.67722531.79830214.49617660.039775617.73683120.347108.3661869
Range75.3000037.8000022.50007.100051.00000.417064.00001421.5000
Minimum20.6000059.30000−2.8000−1.1000−21.80000.8360−24.00000442.0000
Maximum95.9000097.1000019.70006.000029.20001.253040.00001863.5000