A Method for Aileron Actuator Fault Diagnosis Based on PCA and PGC-SVM

Table 11

Fault mode and details.

Number	Fault mode	Fault type	Details	Quadrant
1	Force motor fault	Mechanical fault	Force motor coil break	I
2	Sensor fault	Electronic fault	Sensor coil break	I
3	Leakage fault	Mechanical fault	Actuator cylinder leakage run out of tolerance	II
4	Amplifier fault	Electronic fault	Amplifier gain reduction	IV