2. Identifying the aging process
2.1 What questions does an operator have?
The operator, who undertakes a study of the ageing of his plant, has two major concerns:
Finally, it is absolutely essential to anticipate the actions required to control any ageing; any ageing must be anticipated in order to counteract it;
loss of production or availability, maintenance, repair or replacement costs; the ageing of a component must not penalize profits; it is therefore important to detect components at the origin of ageing, to foresee the evolution of this ageing and to take the necessary measures and countermeasures.
Ageing control is also a problem of scale, with the following levels:
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Identifying the aging process
Ageing assessment
Bibliography
Software tools
IBTV (Bayesian Inference for Treatment of Aging), software owned by EDF
ARCS (Age Réel des Composants), software owned by EDF
Rexpert, frequency and Bayesian software produced by Siadcom 1.
[email protected] Lifetime, EDF proprietary software
Standards and norms
- Norme Européenne, Terminologie de la maintenance. - NF EN 13306 - juin 2001
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