WWRC 89-19
Methods for Component Reliability Analysis
Outline
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6.1 PROBABILITY CONCEPTS
- 6.1.1 Random Variable
- 6.1.2 Statistical Properties of a Random Variable
- 6.1.3 Fitting a Probability Distribution
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6.2 RELIABILITY CONCEPTS
- 6.2.1 Failure Density Functions
- 6.2.2 Reliability
- 6.2.3 Unreliability
- 6.2.4 Failure Rate
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6.3 TIME TO FAILURE ANALYSIS
- 6.3.1 Mean Time to Failure
- 6.3.2 Repair Density Function and Probability of Repair
- 6.3.3 Repair Rate
- 6.3.4 Mean Time to Repair
- 6.3.5 Mean Time Between Failures
- 6.3.6 Mean Time Between Repairs
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6.4 AVAILABILITY AND UNAVAILABILITY CONCEPTS
- 6.4.1 Availability
- 6.4.2 Unavailability
- 6.4.3 Conditional Failure Intensity
- 6.4.4 Unconditional Failure Intensity
- 6.4.5 Expected Number of Failures
- 6.4.6 Conditional Repair Intensity
- 6.4.7 Unconditional Repair Intensity
- 6.4.8 Expected Number of Repairs
6.5 EXAMPLE CALCULATIONS OF AVAILABILITY AND UNAVAILABILITY
6.6 TIME TO FAILURE ANALYSIS FOR PUMPS
6.7 TIME TO FAILURE ANALYSIS FOR WATER DISTRIBUTION PIPING
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