Air Data Sensor Fault Detection with an Augmented Floating Limiter

Table 13

(a) Comparison between fixed-threshold and adaptive-threshold false alarms for

	Flight duration (min)	False alarms (num. of samples) (adaptive)	Max stay out of thresholds (sec) (adaptive)	False alarms (num. of samples) (fixed)	Max stay out of thresholds (sec) (fixed)
FL-1	17	7	0.4	5	0.3
FL-2	17.3	0	0	2	0.2
FL-3	18	0	0	0	0
FL-4	28.3	0	0	3	0.2
FL-5	30.8	22	0.6	18	0.5

(b) Comparison between fixed-threshold and adaptive false alarms delay for

	Flight duration (min)	False alarms (num. of samples) (adapt)	Max stay out of thresholds (sec) (adapt)	False alarms (num. of samples) (fixed)	Max stay out of thresholds (sec) (fixed)
FL-1	17	35	0.4	40	0.7
FL-2	17.3	8	0.3	12	0.4
FL-3	18	0	0	2	0.2
FL-4	20.3	34	0.6	40	0.5
FL-5	28.3	0	0	5	0.5
FL-6	30.8	56	0.7	60	1.2

(c) Comparison between fixed-thresholds and adaptive false alarms delay for

	Flight duration (min)	False alarms (num. of samples) (adapt)	Max stay out of thresholds (sec) (adapt)	False alarms (num. of samples) (fixed)	Max stay out of thresholds (sec) (fixed)
FL-1	17.3	0	0	5	0.2
FL-2	18	0	0	4	.01
FL-3	20.3	40	1.5	45	1.3
FL-4	19.9	42	1.6	46	1.2
FL-5	30.8	120	2.2	80	0.5