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ffr

(23,442 posts)
7. While your statement is true, that's not what the precalcuated trip does for the driver
Mon Sep 10, 2018, 11:59 AM
Sep 2018

As a EV owner, you don't fully charge at each stop, unless you're doing it intentionally to go the full distance of the battery from station to station. That works against the driver, in the case of a Tesla, since the charger will slow its rate of recharge as the battery power goes above about 80%.

A couple things. Driving in such a manner, with the current battery technology, hurts battery longevity, going from 0% to 100% often, like with a telephone battery. Instead, what the car's computer does is minimize the amount of time necessary at each supercharger station where the battery doesn't go below about 30%, recharges at the maximum rate possible, of about 300 MPH, and leaves it up to the driver to decide how much longer after the car notifies both on dash display and via phone APP that the car has received the charge it needs to get to the next charger with buffer. The car/phone APP will even send a notification when the car is nearing the pre-specified charge. So unless drivers sit down for lunch or dinner while the car charges across the street, you'll rarely see a Tesla there for more than 30 minutes. The norm is about 20 minutes and you're on your way.

So in a head-to-head matchup with an ICE vehicle where the EV is fully charged prior to departure, I'm saying a 400 - 500 mile trip would cost the battery powered driver about 30 -40 minutes more to reach the destination.

Now, if you take into account Tesla's upcoming Roadster (top speed 250+ MPH and range of 600+ miles on a single charge), the EV Roadster can potentially reverse that scenario and whip the ICE vehicle by hours. So EVs and the EV lifestyle are here to stay.

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