Rules for qualification of NDT systems in Sweden (PDF ... - Vattenfall
Rules for qualification of NDT systems in Sweden (PDF ... - Vattenfall
Rules for qualification of NDT systems in Sweden (PDF ... - Vattenfall
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PBM2 Appendix 5 9(38)<br />
Legend :<br />
Part <strong>of</strong> the Technical J u s tific a tio n<br />
responsibilities<br />
U tility*: can be contracted out to<br />
e.g. vendor<br />
fdjfkldsjflkdsfdsfdfjdsf<br />
Figure 1: General concept <strong>of</strong> technical justification <strong>in</strong> the framework <strong>of</strong> the whole <strong>qualification</strong><br />
approach, <strong>in</strong>clud<strong>in</strong>g all the elements <strong>of</strong> the European methodology (detail <strong>of</strong> implementation<br />
will vary from country to country)<br />
Figur 1: Generellt koncept för teknisk motiver<strong>in</strong>g <strong>in</strong>om ramen för hela kvalificer<strong>in</strong>gsarbetet,<br />
<strong>in</strong>kluderande alla de delar som <strong>in</strong>går i den Europeiska Metodiken (detaljer om<br />
implementer<strong>in</strong>gen varierar från land till land).<br />
Edition 4<br />
U tility provides<br />
Q ualification objectives + ISI objectives<br />
+ <strong>in</strong>put <strong>in</strong>fo (components and defects)<br />
W hat is assessed by what part <strong>of</strong> the TJ?<br />
and how and how is the TJ assessed?<br />
Q ualification Body per<strong>for</strong>m s<br />
A ssessm ent <strong>of</strong> <strong>NDT</strong> procedure<br />
U tility*/vendor per<strong>for</strong>m s<br />
Review <strong>of</strong> <strong>in</strong>fluential/essential<br />
param eters and personnel requirem ents<br />
Physical reason<strong>in</strong>g<br />
U tility*/vendor provides<br />
support<strong>in</strong>g evidence<br />
Q ualification Body per<strong>for</strong>m s<br />
A ssessm ent <strong>of</strong> prelim <strong>in</strong>aryTJ<br />
NO<br />
U tility*/vendor produces<br />
F<strong>in</strong>al TJ dossier<br />
Q ualification Body per<strong>for</strong>m s<br />
F<strong>in</strong>al assessm ent <strong>of</strong> TJ<br />
NO<br />
U tility def<strong>in</strong>es<br />
Q u a lific atio n le ve l<br />
Q ualification Body produces<br />
Qualification Procedure<br />
Recommendation<br />
Requirem ent <strong>for</strong><br />
generalisation<br />
Is the sum <strong>of</strong> T J + P T sufficient to fulfil<br />
the req uirem ents <strong>of</strong> the q ualificatio n<br />
YES<br />
Feed-back<br />
Feed-back<br />
Overall evaluation : Is there enough evidence<br />
that the <strong>NDT</strong> system can m eet its stated<br />
objectives<br />
YES<br />
Q ualification Body per<strong>for</strong>m s<br />
A ssem bl<strong>in</strong>g <strong>of</strong> <strong>qualification</strong> dossier<br />
U tility*/vendor per<strong>for</strong>m s<br />
In-service <strong>in</strong>spection<br />
U tility*/vendor develops and provides<br />
<strong>NDT</strong> system (procedure + equipment + personnel)<br />
+ Exist<strong>in</strong>g works and documents <strong>for</strong> TJ<br />
What is assessed by what practical<br />
tria l (P T ), and how ?<br />
Q ualification Body/U tility produces<br />
D ef<strong>in</strong>itio n <strong>of</strong> practica l tria ls (m od a lities, test<br />
blocks, acceptance criteria ,… )<br />
Q ualification Body per<strong>for</strong>m s<br />
Evaluation <strong>of</strong> expected conclusions <strong>of</strong><br />
PT, <strong>in</strong> term s <strong>of</strong> giv<strong>in</strong>g evidence on “<strong>NDT</strong><br />
re liab ility”<br />
Q ualification Body/U tility organises<br />
Vendor per<strong>for</strong>ms<br />
P ractica l tria ls<br />
Q ualification Body organises<br />
Vendor per<strong>for</strong>ms<br />
Personnel <strong>qualification</strong> (if needed)<br />
Feed-back
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