View single post by Joe Kelley
 Posted: Fri Jul 25th, 2008 07:27 am
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Joe Kelley

 

Joined: Mon Nov 21st, 2005
Location: California USA
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http://gas2.org/2008/07/24/how-to-build-an-electric-car-charging-infrastructure-smart-grids-fast-charging-and-universal-access/



Another possible method of charging electric cars is the quick change battery exchange routine where cars drive up to the battery station and remove a low battery by some mechanical means (heavy batteries) while a full charged battery is installed.

Another possible method of charging electric cars is the quick change battery exchange routine. A car with a low battery pulls into the battery charging station. The low battery is switched for a fully charged battery by some mechanical means.

A very simple way to see how this can work (only to illustrate it, not to dictate that this one way will be THE way) is to imagine a battery trailer towed behind an electric car.

Someone who needs to travel 2,000 miles in one trip can pick up a trailer (aerodynamic trailer) that is a battery on wheels. The outside of the trailer can even be made of solar panels to help in daytime electric generation. The trailer can also have a brake system that generates electricity during braking. The company U-Haul can begin to make these specialized trailers right now or have an order for them published to anyone wanting to invest in building them right now.