Substation automation is not just about making an individual point smarter, but empowering communications across the grid. "The paradigm shift is that no longer is it simply, 'if this happens, switch this,'" said Wes Sylvester, the Director of Smart Grid for Siemens Energy. Instead, synchrophasors can prevent power swings before they happen, as was the case in New Orleans during Hurricane Gustav, when synchrophasors allowed Entergy to keep the lights on for an estimated 250,000 customers, saving the utility more than $2 million in projected repair costs.
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