Barrie Lawson takes a wry sideways technical look at the questionable economics of vehicle to grid energy storage and finds it doesn't add up.
The V2G concept currently under serious consideration as a Smart Grid application is to use suitably equipped private, passenger electric vehicles to provide a load levelling function for the electricity generating utilities. The idea is to charge the vehicle's batteries at night when demand is low utilising the utility's excess generating capacity, so called 'valley filling' of the utility's load profile and allowing the utility to draw energy back . . .
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