Autonomy is the nerve of the war for electric vehicles.
It is also its Achilles heel, especially on the highway.
Past 110 km / h, due to air resistance, consumption soars.
Even if in the future, charging stations spring up like mushrooms along the roads, the radius of action will remain central.
Indeed, it is doubtful that motorists agree to take a break of 20 minutes, in the best case, at 1 hour, or even more on transhumance days, every 250 to 300 km to recharge the battery.
Starting from the premise that the sedan is the most efficient silhouette, the best way to delay stopping at the terminal is to rely on two levers essentially.
The first is to sketch very aerodynamic lines, that is to say shapes that will be slowed down as little as possible by air resistance.
The second is to carry a very large capacity battery.
However, this choice has some disadvantages in terms of cost,…
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