Research Article

A Novel Gas Turbine Engine Health Status Estimation Method Using Quantum-Behaved Particle Swarm Optimization

Table 5

Comparisons of the four methods on test case .

Engine degradation Implanted degradation (%)lGPAnGPAGAQPSO
Con1Con2Con3Con1Con2Con3Con1Con2Con3Con1Con2Con3

-10−0.092−0.0670.0940.0600.090−0.0770.038−0.0640.085−0.043−0.0490.059
-100.0700.1020.126−0.0610.090−0.1050.0410.0410.055−0.04−0.0560.063
-10 −0.0860.0820.095−0.0640.093−0.1130.0580.0490.0870.041−0.0380.065
-10−0.0840.1130.0850.0390.0550.077−0.0640.0470.072−0.0370.044−0.07
-1−1.0−1.088−0.93−1.092−1.044−1.077−1.066−0.942−1.043−1.083−0.941−0.97−0.964
-1−3.0−3.258−3.197−2.733−3.17−3.225−3.377−3.146−3.213−3.135−2.838−2.884−2.844
-10−0.0640.071−0.070.0450.052−0.0980.035−0.039−0.0640.0460.0530.045
-100.087−0.098−0.127−0.041−0.0690.079−0.060.0370.0840.0630.0540.041