PLT
This commit is contained in:
parent
bda19ba4d7
commit
5e138bc11e
@ -1180,7 +1180,7 @@ An example PFMEA report is presented in table~\ref{tbl:pfmeareport}.
|
|||||||
\section{FMECA - Failure Modes Effects and Criticality Analysis}
|
\section{FMECA - Failure Modes Effects and Criticality Analysis}
|
||||||
\fmmdglossFMECA
|
\fmmdglossFMECA
|
||||||
\label{sec:FMECA}
|
\label{sec:FMECA}
|
||||||
\paragraph{ FMECA - Failure Modes Effects and Criticality Analysis.}
|
%\paragraph{ FMECA - Failure Modes Effects and Criticality Analysis.}
|
||||||
% \begin{figure}
|
% \begin{figure}
|
||||||
% \centering
|
% \centering
|
||||||
% %\includegraphics[width=100pt]{./military-aircraft-desktop-computer-wallpaper-missile-launch.jpg}
|
% %\includegraphics[width=100pt]{./military-aircraft-desktop-computer-wallpaper-missile-launch.jpg}
|
||||||
@ -1224,9 +1224,9 @@ determined, to become part of the failure mode model.
|
|||||||
A history of the usage and development of FMECA may be found in~\cite{FMECAresearch}.
|
A history of the usage and development of FMECA may be found in~\cite{FMECAresearch}.
|
||||||
\fmmdglossFMECA
|
\fmmdglossFMECA
|
||||||
|
|
||||||
\paragraph{ FMECA - Failure Modes Effects and Criticality Analysis.}
|
\paragraph{FMECA - Statistical variables.}
|
||||||
%
|
%
|
||||||
Very similar to PFMEA, but instead of cost, a criticality or
|
An extension of PFMEA, but instead of cost, a criticality or
|
||||||
seriousness factor is ascribed to putative top level incidents.
|
seriousness factor is ascribed to putative top level incidents.
|
||||||
FMECA has three probability factors for component failures, a system operational time and a severity factor.
|
FMECA has three probability factors for component failures, a system operational time and a severity factor.
|
||||||
|
|
||||||
|
@ -281,7 +281,7 @@ This is becoming apparent in a dilemma now faced
|
|||||||
by organisations dealing with highly safety critical systems and having to rely on `smart~instruments'~\cite{justifysmartnuke}
|
by organisations dealing with highly safety critical systems and having to rely on `smart~instruments'~\cite{justifysmartnuke}
|
||||||
that can no longer be validated using FMEA.
|
that can no longer be validated using FMEA.
|
||||||
%
|
%
|
||||||
Smart instruments are dealt with in the section below.
|
Smart instruments are discussed in the section below.
|
||||||
Distributed real time systems, which rely on micro-controllers connected in a network
|
Distributed real time systems, which rely on micro-controllers connected in a network
|
||||||
using a communications protocol, similarly are difficult to meaningfully analyse using FMEA (see section~\ref{sec:distributed}).
|
using a communications protocol, similarly are difficult to meaningfully analyse using FMEA (see section~\ref{sec:distributed}).
|
||||||
|
|
||||||
|
@ -424,7 +424,7 @@ it is necessary to consider all three components as one larger {\fg}.
|
|||||||
\centering
|
\centering
|
||||||
\includegraphics[width=400pt]{CH5_Examples/circuit1001.png}
|
\includegraphics[width=400pt]{CH5_Examples/circuit1001.png}
|
||||||
% circuit1001.png: 420x300 pixel, 72dpi, 14.82x10.58 cm, bb=0 0 420 300
|
% circuit1001.png: 420x300 pixel, 72dpi, 14.82x10.58 cm, bb=0 0 420 300
|
||||||
\caption{Circuit 1}
|
\caption{Differencing Amplifier using two op-amps.}
|
||||||
\label{fig:circuit1}
|
\label{fig:circuit1}
|
||||||
\end{figure}
|
\end{figure}
|
||||||
\fmmdglossOPAMP
|
\fmmdglossOPAMP
|
||||||
|
@ -629,7 +629,7 @@ one symptom set, enforces this, for the derived
|
|||||||
component created in the next stage.
|
component created in the next stage.
|
||||||
}
|
}
|
||||||
{
|
{
|
||||||
Ensuring that no result belongs to more than one symptom
|
Ensuring that no result is linked to more than one symptom
|
||||||
%set <-------------------------------------------- HOW did the word set get in here!!!!!!!! Totally screwed up the meaning 26SEP2013
|
%set <-------------------------------------------- HOW did the word set get in here!!!!!!!! Totally screwed up the meaning 26SEP2013
|
||||||
enforces the `unitary state failure mode constraint' for derived components (see section~\ref{sec:unitarystate}).
|
enforces the `unitary state failure mode constraint' for derived components (see section~\ref{sec:unitarystate}).
|
||||||
}
|
}
|
||||||
|
@ -23,7 +23,7 @@ its members will always remain dear to me. %, and I am sure, a strong influence
|
|||||||
%%%% IS THIS BIT A BIT MAD???? YES! 27AUG2013
|
%%%% IS THIS BIT A BIT MAD???? YES! 27AUG2013
|
||||||
% % % Like an army recruits training Sergeant Major I found them
|
% % % Like an army recruits training Sergeant Major I found them
|
||||||
% % % hard task masters at first, and then, as with realising the rationale behind training and
|
% % % hard task masters at first, and then, as with realising the rationale behind training and
|
||||||
% % % {\em even} parade drill, respected and grew to like them.
|
% % % {\em even} parade drill, respected and grew to like them. well one of them anyway, the one who actually helped. the one with the motorbike.
|
||||||
% % % %
|
% % % %
|
||||||
%
|
%
|
||||||
My first debt of gratitude must go to my supervisors,
|
My first debt of gratitude must go to my supervisors,
|
||||||
|
Loading…
Reference in New Issue
Block a user