International Journal of Aerospace Engineering / 2018 / Article / Tab 3

Research Article

Aircraft Gas Turbine Engine Health Monitoring System by Real Flight Data

Table 3

Test data range used in the prediction of EGT.

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

N
 Valid215215215215215215215215215
 Missing000000000
Mean59.842790781.31581401.9697670.838140−1.3167440.996465−3.0400000.90576.039535
Median61.900000083.10000001.100000.000000−1.1000000.997000−2.0000001.00572.000000
Std. deviation25.3006267110.454875503.94482601.92075153.51059790.041382117.16931030.304115.2838515
Range75.6000037.8000021.80009.900050.30000.355053.00001427.5000
Minimum20.4000059.30000−2.8000−1.1000−21.80000.8710−24.50000434.0000
Maximum96.0000097.1000019.00008.800028.50001.226028.50001861.5000