cyu@sh.itjust.works to Technology@lemmy.mlEnglish · 1 year agoWater-based battery "safe, efficient, non-toxic"interestingengineering.comexternal-linkmessage-square9fedilinkarrow-up159arrow-down111
arrow-up148arrow-down1external-linkWater-based battery "safe, efficient, non-toxic"interestingengineering.comcyu@sh.itjust.works to Technology@lemmy.mlEnglish · 1 year agomessage-square9fedilink
minus-squarep1mrx@sh.itjust.workslinkfedilinkarrow-up7·1 year ago The battery can deliver a stable voltage output of 1.25 V and a capacity of 110 mAh/g 110 mAh/g * 1.25 V * 1000 g/kg = 137 Wh/kg. Lithium ion is around 250 Wh/kg, so this battery is around twice as heavy.
minus-squareDreadPotato@sopuli.xyzlinkfedilinkarrow-up7·1 year agoSeems like a decent option for stationary energy storage then.
110 mAh/g * 1.25 V * 1000 g/kg = 137 Wh/kg.
Lithium ion is around 250 Wh/kg, so this battery is around twice as heavy.
Seems like a decent option for stationary energy storage then.