If a picture is worth a thousand words, what is a pixel worth to a substation? Electrical substations are everywhere — generation substations, transmission substations, distribution substations, privately owned substations and the list goes on. Not as obvious is the fact that a very large percentage of them were built 50 to 70 years ago, which brings up an interesting dilemma: At some point in time, it is a good bet that these substations will be expanded or refurbished. Although they ...

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