Return_of_Chippy@lemmy.world to Technology@lemmy.worldEnglish · 8 days agoNew sodium-ion battery skips mechanical cooling with 97.9% efficiencyinterestingengineering.comexternal-linkmessage-square95linkfedilinkarrow-up1538arrow-down110file-textcross-posted to: science@lemmy.world
arrow-up1528arrow-down1external-linkNew sodium-ion battery skips mechanical cooling with 97.9% efficiencyinterestingengineering.comReturn_of_Chippy@lemmy.world to Technology@lemmy.worldEnglish · 8 days agomessage-square95linkfedilinkfile-textcross-posted to: science@lemmy.world
minus-squarelime!@feddit.nulinkfedilinkEnglisharrow-up4·7 days agoi think the big issue is asymmetry. they charge at 3C, but they discharge at 8C. so you need the significantly overbuild.
i think the big issue is asymmetry. they charge at 3C, but they discharge at 8C. so you need the significantly overbuild.