Return_of_Chippy@lemmy.world to Technology@lemmy.worldEnglish · 16 hours agoNew sodium-ion battery skips mechanical cooling with 97.9% efficiencyinterestingengineering.comexternal-linkmessage-square45fedilinkarrow-up1344arrow-down16file-text
arrow-up1338arrow-down1external-linkNew sodium-ion battery skips mechanical cooling with 97.9% efficiencyinterestingengineering.comReturn_of_Chippy@lemmy.world to Technology@lemmy.worldEnglish · 16 hours agomessage-square45fedilinkfile-text
minus-squarelime!@feddit.nulinkfedilinkEnglisharrow-up1·1 hour 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.