From: Availability and cost–benefit analysis of a fault tolerant series–parallel system with human-robotic operators
Time \(\boldsymbol{(t)}\)
Availability \(\boldsymbol{({H}_{up}(s))}\)
0
1.0000
5
0.9477
10
0.8905
15
0.8081
20
0.7158
25
0.6228
30
0.5345
35
0.4539
40
0.3822
45
0.3196
50
0.2657
55
0.2199
60
0.1813
65
0.1490
70
0.1221
75
0.0998
80
0.0814