Re:Charging electric vehicles 5x faster in subfreezing temps
by magicalhippo on Sunday April 06, 2025 @07:04PM
(#43605720)
> You don't even need a heat pump. You can just slightly overvolt the charger
The BMW i3 had inductive heating strips underneath the coolant channels in the battery pack[1]. I know our i3 had a heat pump, I presume both were in play.
We used our i3 down to -25C (-13F) many times, didn't have any issues.
The BMW i3 had inductive heating strips underneath the coolant channels in the battery pack[1]. I know our i3 had a heat pump, I presume both were in play.
We used our i3 down to -25C (-13F) many times, didn't have any issues.
[1]: https://youtu.be/JjPIuLz5VFI?t=1124