Información sectorial

‘Smart charging’ needed to help manage electric vehicles’ toll on power grid

Several utilities are testing new programs and technology to encourage drivers to fill up batteries during off-peak hours.

Midwest utilities’ plans for preventing electric vehicles from overwhelming the power grid are expanding beyond discounted rates for overnight charging. Time-of-use rates — still in the pilot phase for most utilities — are a big part of the strategy for keeping too many drivers from plugging in during peak hours.