19 Jun '11, 5pm

DOE says 5 million smart meters installed in U.S.

DOE says 5 million smart meters installed in U.S.

The electrification of the North American vehicle fleet is not dependent on smart meters. The issue is availability of locally delivered power for simultaneous re-charging. If you are using what is called a Level 1 (110 service) charger that plugs into a standard wall socket the load is like running a kitchen appliance or window air conditioner. Charging at this level does not cause a problem. We already have over a million and a half of light electric vehicles (scooters and bikes) on the grid today with no problem. Electric drive automobiles charged at home can be a problem if they are charged at Level 2 (240 service) and clustered in a particular neighborhood. Again, no smart meter required but it would be helpful for the utility serving the area to be sure the neighborhood transformer can handle the equivalent to everyone running their clothes dryer during the same hour...

Full article: http://green.autoblog.com/2011/06/19/doe-says-5-million-s...

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