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Robin Clark 2010-07-29 10:07:11 +01:00
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commit 23fc7d3224
2 changed files with 4 additions and 3 deletions
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5
symptom_ex_process/algorithm.tex
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@ -313,11 +313,12 @@ But as the hierarchy goes up in abstraction level, the number of faults goes dow
Because the fault modes are determined from the bottom-up, the causes Because the fault modes are determined from the bottom-up, the causes
for all high level faults naturally form trees. for all high level faults naturally form trees.
Minimal cut sets \cite{nasafta} can be determined from these, and by These trees can be traversed to produce
minimal cut sets\cite{nasafta} or entire FTA trees\cite{nucfta}, and by
analysing the statistical likelyhood of the component failures, analysing the statistical likelyhood of the component failures,
the MTTF and SIL\cite{en61508} levels can be automatically calculated. the MTTF and SIL\cite{en61508} levels can be automatically calculated.
\vspace{40pt} \vspace{40pt}
\today %\today

2
symptom_ex_process/symptom_ex_process.tex
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@ -19,5 +19,5 @@
} }
\vspace{40pt} \vspace{40pt}
\today %\today