
Discrete-Time Instantaneous Availability Models ◾ 195
0.9
0.8
0.7
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0510 15 20 25
Distribution function
Time
Continuous-time system
Sampling cycle T=5
Sampling cycle T=0.5
Sampling cycle T=1
Figure7.6 Repair time distribution after system failure.
0510 15 20 25 30 35 40 45
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0.5
0.4
0.3
0.2
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0
Sampling cycle T =5
Sampling cycle T =0.5
Sampling cycle T =1
Continuous-time system
Distribution function
Time
Figure7.5 Distribution function of system failure time.