Wednesday 1 June 2011

Electric Cars on Motorways

Electric cars are only good as city cars – right?

Small, low speed and short range are the type of statistics that come to mind but this image is changing. The electric car that I drove for 6 months, the prototype BMW E-Mini, was fast, cornered well and looked cool. It only had two seats (the batteries filled the space occupied by the rear seats) but for a sporty short range car it was good. It also performed well on the motorway between the two junctions of the M4 close to home; ‘a friend told me’ that with the foot to the floor and it would reach 90mph before the speed limiter kicked in. At the same time the battery indicator moved very quickly moved into the red; it was not a car for long range fast motorway driving!

For an even better driving experience, there is the Tesla, a fast sports car. The Tesla is beyond the pocket of most people, so not many will be sold, but the main impact on the industry is to change the image of the electric car. The fundamental problem of limited range remains but for the Tesla this is a whopping (by electric car standards) range of over 200 miles.

Does range limitation condemn the electric car to the role of local run-around? It works as a second car for two-car households and for the playboy wanting to look green and cool driving from the harbour where his yacht is anchored to a local restaurant but long journey’s are out. This may be about to change.

My favourite motorway services on the M6 is the family owned Tebay, the perfect place to stop on the route to Scotland. The management at Tebay have recently fitted a fast charging point for Tesla cars. This will allow Tesla drivers to stop as part of a grand tour provided the driver includes a long lunch, as a complete fill of the battery (even with the 70 Amp fast-charge point) takes three hours.

For those fortunate few that drive a Tesla, it would be wise not to plan a social event at Tebay services for fellow electric car enthusiasts; it would have to be a very long lunch indeed if everyone needed to queue for their turn at the changing point!

I drive an electric car; they are the future of local road transport but people are slow to understand that they are different. My blog entry for 7th March says it all...

1 comment:

  1. But most of the EV's are limited to the max speed of 80 ~ 100 Kilometer. how can one bring them to highways / motorways. These are typical intercity cars.

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