Table 5: Effect of simultaneous variations of system’s components’ failure and repair times on its availability index.

Component Range of failure rate Range of repair time Availability index
(hrs ) (hrs) Min Max

Bleaching Tank 0.00005408–0.00011232 1.6250–3.3750 0.99982662 0.99991230
Filter 0.004550–0.009450 1.3000–2.7000 0.97486818 0.99405300
Washer 0.005850–0.012150 1.9500–4.0500 0.95358060 0.98852416