Tuesday, November 26, 2013

5 ways electric cars could be safer than gasoline powered ones

5 ways electric cars could be safer than gasoline powered ones
 
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But there are reasons to think that lithium ion battery vehicles could be even safer than gasoline ones.
Gasoline is concentrated in a single large tank. The flammable liquid electrolyte that burns in battery fires is contained in small packages. That provides more opportunities for protecting the electrolyte and slowing the spread of a fire if one of them has a problem. The recent fires in the Tesla Model S were contained in the front part of the car.

You don’t have to refuel batteries, so there’s no pumping of flammable liquids.

Electric cars have far fewer moving parts than gasoline ones, so there will be fewer things to break down. A large share of the  fires in conventional cars are the result of the failure of mechanical parts.
During normal operation, you don’t set fire to the electrolytes in batteries. But gasoline engines operate by deliberately exposing gasoline to a spark. The engines run hot. It’s a tricky mix to manage.

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