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The Safety Critical Systems Handbook, 4th Edition by Kenneth L. Simpson, David J. Smith

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Chapter 5

Reliability Modeling Techniques

Abstract

This chapter explains the techniques of quantified reliability prediction and is condensed from Reliability Maintainability and Risk, 8th edition, David J Smith, Butterworth Heinemann (ISBN 978-0-08-096902-2).

Keywords

Auto/proof test; BETAPLUS; HAZOP; HEART; Modeling; “V” model
 
This chapter explains the techniques of quantified reliability prediction and is condensed from Reliability Maintainability and Risk, 8th edition, David J Smith, Butterworth Heinemann (ISBN 978-0-08-096902-2).

5.1. Failure Rate and Unavailability

In Chapter 1, we saw that both failure rate (λ) and probability of failure on demand (PFD) are parameters of interest. Since unavailability is the probability of being failed at a randomly ...

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