88. Typical Hazard Rate Curve (“Bathtub Curve”) Independent Study Failure Rate Operating Time (Component Age or Life) Infant Mortality Period Useful Life Period Wear out Period Decreasing Failure Rate Increasing Failure Rate Constant Failure Rate
89. Reduced Reliability / Lifespan Independent Study Failure Rate Operating Time (Component Age or Life) Increase in failures (Decrease in reliability) Decrease in lifespan
90. Actual Independent Reliability Results Independent Study Infant Mortality Period Failure Rate Useful Life Period Wear out Period Operating Time (Component Age or Life) Reduced life span if not decontaminated Designed life span Extended life span if decontaminated Decontamination action Contamination event
91.
92.
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99. Savings! Savings! Currency: USD Equipment Peril Replacement Restoration Saved Ultrasound Fire 9,975 1,500 85 % Residential Fire 30,000 9,000 70 % Office Equipment Fire 68,000 15,000 78 % Hotel Ballroom Water 80,000 20,000 75 % Warehouse Stock Fire 750,000 80,000 89 % Cellular Equipment Water 420,000 60,000 86 % Chemical Plant Acid 500,000 65,000 87 % Power Sub Station Fire 1,440,000 580,000 60 % Medical Equipment Fire 980,000 150,000 85 % CNC Machines Water 660,000 170,000 75 %
Reliability can be described as the probability of survival or failure of an electronic or electrical device or devices under given conditions over a specific period of time. The probability of success and failure is derived from observed results of specific stress tests performed on the devices.
