Return_of_Chippy to TechnologyEnglish · 17 days agoNew sodium-ion battery skips mechanical cooling with 97.9% efficiencyinterestingengineering.comexternal-linkmessage-square93linkfedilinkarrow-up1539arrow-down110file-textcross-posted to: science
arrow-up1529arrow-down1external-linkNew sodium-ion battery skips mechanical cooling with 97.9% efficiencyinterestingengineering.comReturn_of_Chippy to TechnologyEnglish · 17 days agomessage-square93linkfedilinkfile-textcross-posted to: science
minus-squareBlue_MorpholinkfedilinkEnglisharrow-up5arrow-down1·17 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-up2·16 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.