Return_of_Chippy@lemmy.world to Technology@lemmy.worldEnglish · 23 days agoNew sodium-ion battery skips mechanical cooling with 97.9% efficiencyinterestingengineering.comexternal-linkmessage-square90linkfedilinkarrow-up1199file-text
arrow-up1199external-linkNew sodium-ion battery skips mechanical cooling with 97.9% efficiencyinterestingengineering.comReturn_of_Chippy@lemmy.world to Technology@lemmy.worldEnglish · 23 days agomessage-square90linkfedilinkfile-text
minus-squarelime!@feddit.nulinkfedilinkEnglisharrow-up3·22 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.