ArtikBanana@lemmy.dbzer0.com to Technology@lemmy.worldEnglish · 3 months agoNorth Carolina is getting a $1.4B sodium-ion battery gigafactoryelectrek.coexternal-linkmessage-square85fedilinkarrow-up11arrow-down10
arrow-up11arrow-down1external-linkNorth Carolina is getting a $1.4B sodium-ion battery gigafactoryelectrek.coArtikBanana@lemmy.dbzer0.com to Technology@lemmy.worldEnglish · 3 months agomessage-square85fedilink
minus-squarefrezik@midwest.sociallinkfedilinkEnglisharrow-up0·3 months agoVolkswagen id4 today has a battery of 168 wh/kg: https://www.batterydesign.net/vw-id-4-82kwh-battery/ CATL launched a 160 wh/kg sodium battery in 2021: https://www.catl.com/en/news/665.html They are already gearing up for production of 200 wh/kg sodium batteries, and in talks with automakers about it: https://www.electrive.com/2024/05/06/catl-gears-up-for-next-gen-sibs-and-global-licensing/ If the id4 on sale now has enough range for you, then a sodium ion version will give the same while being cheaper and having fewer fire concerns. Solid state lithium will be nice, but expect them in more expensive models.
minus-squareColeSloth@discuss.tchncs.delinkfedilinkEnglisharrow-up0·3 months agoEven if they manage to “gear up” and make it to 200 wh/kg, that’s years away and TODAY lithium EV batts are hitting 270 wh/kg. 35% more energy dense.
minus-squarefrezik@midwest.sociallinkfedilinkEnglisharrow-up0·3 months agoAnd you’ll spend more money to get that. Not every EV needs the most capacity out there.
minus-squareColeSloth@discuss.tchncs.delinkfedilinkEnglisharrow-up0·3 months agoIf your ev isn’t good enough for a road trip, that means for like 90% of you have to own another vehicle.
Volkswagen id4 today has a battery of 168 wh/kg:
https://www.batterydesign.net/vw-id-4-82kwh-battery/
CATL launched a 160 wh/kg sodium battery in 2021:
https://www.catl.com/en/news/665.html
They are already gearing up for production of 200 wh/kg sodium batteries, and in talks with automakers about it:
https://www.electrive.com/2024/05/06/catl-gears-up-for-next-gen-sibs-and-global-licensing/
If the id4 on sale now has enough range for you, then a sodium ion version will give the same while being cheaper and having fewer fire concerns. Solid state lithium will be nice, but expect them in more expensive models.
Even if they manage to “gear up” and make it to 200 wh/kg, that’s years away and TODAY lithium EV batts are hitting 270 wh/kg. 35% more energy dense.
And you’ll spend more money to get that. Not every EV needs the most capacity out there.
If your ev isn’t good enough for a road trip, that means for like 90% of you have to own another vehicle.