@cyu@sh.itjust.works to Technology@lemmy.mlEnglish • 1 year agoWater-based battery "safe, efficient, non-toxic"interestingengineering.comexternal-linkmessage-square9fedilinkarrow-up158arrow-down111
arrow-up147arrow-down1external-linkWater-based battery "safe, efficient, non-toxic"interestingengineering.com@cyu@sh.itjust.works to Technology@lemmy.mlEnglish • 1 year agomessage-square9fedilink
minus-square@p1mrx@sh.itjust.workslinkfedilink7•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-square@DreadPotato@sopuli.xyzlinkfedilink7•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.