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Amherst substation key in power delivery

19 Apr

There’s an awful lot of very cool stuff at PSNH’s huge substation in south Amherst, which handles much of the electrical load for Nashua, but maybe the coolest thing can’t even be seen: Coronas.

These electrical discharges occur when there’s so much electricity around that it ionizes air molecules, creating dancing colored lights. Think of St. Elmo’s fire appearing around sailing-ship masts during lightning storms.

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Posted by on April 19, 2012 in Uncategorized

 

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