Return_of_Chippy@lemmy.world to Technology@lemmy.worldEnglish · 5 days agoNew sodium-ion battery skips mechanical cooling with 97.9% efficiencyinterestingengineering.comexternal-linkmessage-square73fedilinkarrow-up1500arrow-down110file-text
arrow-up1490arrow-down1external-linkNew sodium-ion battery skips mechanical cooling with 97.9% efficiencyinterestingengineering.comReturn_of_Chippy@lemmy.world to Technology@lemmy.worldEnglish · 5 days agomessage-square73fedilinkfile-text
minus-squareBlue_Morpho@lemmy.worldlinkfedilinkEnglisharrow-up5arrow-down1·5 days agoGoogling says 175 whr/kg for catls sodium car battery that’s already in production cars vs 270 whr/kg for Tesla’s lithium.
minus-squareAlteredEgo@lemmy.mllinkfedilinkEnglisharrow-up2·5 days agoProbably numbers for the raw cell though, not the balancing and cooling which could make sodium a bit more competitive.
Googling says 175 whr/kg for catls sodium car battery that’s already in production cars vs 270 whr/kg for Tesla’s lithium.
Probably numbers for the raw cell though, not the balancing and cooling which could make sodium a bit more competitive.