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Robin Clark 2013-09-27 07:28:05 +01:00
parent f2857d2ac9
commit 4ffc0b39d1
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20
submission_thesis/appendixes/detailed_analysis.tex
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@ -529,11 +529,11 @@ $$
\textbf{cause} & & \textbf{Effect} & & \\
\hline \hline
FS1: $FFB$ $OUTPUT STUCK$ & & value max high or low & & $OUTPUT\_OUT\_OF\_RANGE$ \\
FS1: $FFB$ $OUTPUT STUCK$ & & value held high or low & & $OUTPUT\_OUT\_OF\_RANGE$ \\
FS2: $FFB$ $LOW\_SLEW$ & & values will appear larger & & $OUTPUT\_INCORRECT$ \\
% FS3: $IC4^0$ $NOOP$ & & output stuck low & & $OUTPUT STUCK$ \\ \hline
%\hline
FS3: $BISJ$ $OUTPUT STUCK$ & & value max high or low & & $OUTPUT\_OUT\_OF\_RANGE$ \\
FS3: $BISJ$ $OUTPUT STUCK$ & & value held high or low & & $OUTPUT\_OUT\_OF\_RANGE$ \\
FS4: $BISJ$ $REDUCED\_INTEGRATION$ & & values will appear larger & & $OUTPUT\_INCORRECT$ \\ \hline
@ -593,7 +593,7 @@ FMMD analysis tables from chapter~\ref{sec:chap6}.
& from ADC value low & \\ \hline
FC5: post condition fails & software failure & $VAL\_ERR$ \\
in function read\_ADC & read\_ADC & \\ \hline
in function \cf{read\_ADC} & \cf{read\_ADC} & \\ \hline
\end{tabular}
\end{table}
@ -648,7 +648,7 @@ $$
& temperature reading & \\ \hline
FC5: post condition fails & software failure & temp\_incorrect \\
in function convert\_ADC\_to\_T & convert\_ADC\_to\_T & \\ \hline
in function \cf{convert\_ADC\_to\_T} & \cf{convert\_ADC\_to\_T} & \\ \hline
\hline
@ -708,7 +708,7 @@ The lower the PID error value the closer to the controlled systems target/desire
& undetectable failure mode & \\ \hline
FC3: post condition fails & software failure & IncorrectErrorValue \\
in function \cf{determine\_set\_point\_error} & determine\_set\_point\_error & \\ \hline
in function \cf{determine\_set\_point\_error} & \cf{determine\_set\_point\_error} & \\ \hline
\end{tabular}
@ -753,7 +753,7 @@ $$
FC3: post condition fails & software failure & IncorrectControlErrorV \\
in function \cf{PID} & PID & \\ \hline
in function \cf{PID} & \cf{PID} & \\ \hline
\end{tabular}
@ -854,7 +854,7 @@ $$
FC5: GPIO stuck Low & LED permanently ON & FailureIndicated \\ \hline
FC6: Software SetLEDs & Incorrect Indication & IndicationError \\
FC6: Software \cf{SetLEDs} & Incorrect Indication & IndicationError \\
fails to set outputs correctly & Post condition failure & \\ \hline
@ -929,7 +929,7 @@ $$
FC12: micro-controller & processor will not run & ControlFailureIndicated \\
CLOCK\_STOPPED & indicator leds will not flash & \\ \hline
FC13: monitor: & postcondition fails & ControlFailure \\
FC13: \cf{monitor}: & postcondition fails & ControlFailure \\
software fails & & \\ \hline
@ -1070,7 +1070,7 @@ Using the above table~\ref{tab:stat_single} is presented which lists the FIT val
\fmmdglossFIT
%
\begin{table}[h+]
\caption{Pt100 FMEA Single // Fault Statistics} % title of Table
\caption{Pt100 FMEA Single Fault Statistics} % title of Table
\centering % used for centering table
\begin{tabular}{||l|c|c|l|l||}
\hline \hline
@ -1118,7 +1118,7 @@ be the fault~mode scrutinised first.
\label{fig:stat_single}
\end{figure}
%
The Pt100 analysis presents a simple result for single faults.
%The Pt100 analysis presents a simple result for single faults.
%
%The next analysis phase looks at how the circuit will behave under double simultaneous failure
%conditions.