EN 61078 : 1991

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
5 Preliminary considerations, main assumptions, and
   limitations
6 Establishment of system success/failed states
7 Elementary models
8 Qualitative analysis: minimal tie sets and minimal
   cut sets
9 Quantitative analysis: blocks with constant
   probability of failure/success
10 Quantitative analysis: blocks with time dependent
   probabilities of failure/success
11 Boolean techniques for quantitative analysis of
   large models
12 Extension of reliability block diagram techniques
Annex A (informative) - Summary of formulae
Annex B (informative) - Boolean algebra methods
Annex C (informative) - Time dependent probabilities
         and RBD driven Markov processes
Annex D (informative) - Importance factors
Annex E (informative) - RBD driven Petri nets
Annex F (informative) - Numerical examples and curves
Bibliography
Annex ZA (normative) - Normative references to international
         publications with their corresponding
         European publications

Defines the requirements to apply when reliability block diagrams (RBDs) are used in dependability analysis.