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Utilities need to ensure power grids that are highly reliable and cost-efficient as well. Periodic replacement assures reliability but causes high replacement costs. Thus, it is much better to keep power transformers as long as possible in a functional condition and ensure reliability by adequate service (maintenance and repair). Cost-efficient service requires a sequence of service of power transformers...
Utilities need to ensure high reliable power grids that are cost-efficient as well. Periodic replacements are costly. So utilities try to extend the life-span of their power transformers. However, the older power transformers the higher the effort for maintenance and repair. Thus it is necessary to provide just the right maintenance and repair capacity to ensure a certain reliability of supply. Hence,...
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