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sacramentoelectric

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Tesla announces new automakers getting access to Superchargers soon | Electrek

Tesla updated its website with a new page about NACS enabling “Charging for All” and it lists 4 automakers getting onboarded this spring:

Coming Spring 2024
  • Rivian
  • General Motors
  • Volvo
  • Polestar

Looks like Rivian is next for Supercharger access along with GM, Volvo, and Polestar.

Anyone want to speculate on what the charge curve will look like on a Supercharger?
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The charge curve is determined by the vehicle, not the charger, so, it should look pretty familiar...
:cool:
Not if the adapters are current/voltage limited.
 
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sacramentoelectric

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The charge curve is determined by the vehicle, not the charger, so, it should look pretty familiar...
:cool:
Sadly, that's only half the equation. The vehicle determines the curve within the output of the charger. If Tesla limits voltage or amperage for non-Tesla vehicles as it has with the Magic Dock, our vehicles may not charge as quickly on a Supercharger as they do on a RAN charger.
 

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Wonder what our truck will get first, the new powered tonneau cover or access to the Tesla SUC network.

also curious to know how Tesla will make it clear which of their stations are open for non teslas and which are not (they are keeping the busiest stations Tesla-only sounds like)
 

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Sadly, that's only half the equation. The vehicle determines the curve within the output of the charger. If Tesla limits voltage or amperage for non-Tesla vehicles as it has with the Magic Dock, our vehicles may not charge as quickly on a Supercharger as they do on a RAN charger.
You are pointing out the difference between "peak output" of a charger and the "charging curve" of the vehicle.
:cool: 👍
 

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Wonder what our truck will get first, the new powered tonneau cover or access to the Tesla SUC network.

also curious to know how Tesla will make it clear which of their stations are open for non teslas and which are not (they are keeping the busiest stations Tesla-only sounds like)
Filter only "Superchargers open to NACS" here
https://www.tesla.com/findus
 

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I've charged up at a magic dock a few times. The charge curve was amazing. It ramped up to the peak charging speed in short order.
 

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Wonder what our truck will get first, the new powered tonneau cover or access to the Tesla SUC network.

also curious to know how Tesla will make it clear which of their stations are open for non teslas and which are not (they are keeping the busiest stations Tesla-only sounds like)
If i had to guess, Tesla alreadfy has some sort of API that the manufacturer's Navs point to that tell them which chargers they can use vs the other ones
 
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You are pointing out the difference between "peak output" of a charger and the "charging curve" of the vehicle.
:cool: 👍
As an EE, I know I'm not telling you something you don't know. But many people see peak output and think that tells them how fast their car will charge. We both know it doesn't. Rivian will have tested their vehicles on the V3 Supercharger and will have programmed a curve for that specific hardware. I'm curious how conservative they will be. I'm hopeful that even though the V3 probably won't peak anywhere near what a RAN charger can because of the lower voltage, the R1 will pull the max rate for longer and the overall charge time won't be much different. That's why I asked about curve rather than peak rate.
 

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Not if the adapters are current/voltage limited.
The adapters are rated for 350 Amps, however that terminology is the same as the v3 Superchargers are also rated for 350 Amps. In reality the cables and the adapter have temp sensors and will boost much higher as long as the temp allows for it. Tesla unlocked the amp limitation on magic dock stations adapters to allow for 500+ amp as long as temps stay in check.
 

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Filter only "Superchargers open to NACS" here
https://www.tesla.com/findus
Thanks! Sounds like vehicle nav will be aware of the compatible locations. My idle musings were more for the case that someone in a non-Tesla wonders into a Tesla-only SUC without checking nav. Hoping Tesla provides clear signage.
 

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Thanks! Sounds like vehicle nav will be aware of the compatible locations. My idle musings were more for the case that someone in a non-Tesla wonders into a Tesla-only SUC without checking nav. Hoping Tesla provides clear signage.
Yeah that's still totally an issue. If you see a supercharging station from afar you won't be able to guess if you can charge there or not. I can't wait for the first post about their Rivian not working with the adapters here.
 

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Just more speculation, I'm afraid. The existence of a list on a webpage does not imply any sort of order or preference. For all we know they listed them in order they were announced, and it has no bearing on who goes next.
 

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Not if the adapters are current/voltage limited.
Again; the difference is the peak delivery of the charger(or adapter) vs. the "charge curve" of the vehicle.

The rate a battery can receive a charge is unaffected by the delivery device. This rate, combined with temperature are the two main factors in the "charge curve" of the vehicle.

Now, sure, we can get into some discussion on the affect of jumping into the curve at a lower amperage (dropping the heat/time portion of the equation). Is that why we are talking about the "curve"? Otherwise, I think we may be talking about peak delivery of the charger. In that case, we do have information coming in from the Magic Docks.
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