Return_of_Chippy@lemmy.world to Technology@lemmy.worldEnglish · 1 day agoNew sodium-ion battery skips mechanical cooling with 97.9% efficiencyinterestingengineering.comexternal-linkmessage-square91fedilinkarrow-up1506file-text
arrow-up1506external-linkNew sodium-ion battery skips mechanical cooling with 97.9% efficiencyinterestingengineering.comReturn_of_Chippy@lemmy.world to Technology@lemmy.worldEnglish · 1 day agomessage-square91fedilinkfile-text
minus-squarelime!@feddit.nulinkfedilinkEnglisharrow-up4·17 hours 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.