cyu to Technology@lemmy.mlEnglish · 2 years agoWater-based battery "safe, efficient, non-toxic"interestingengineering.comexternal-linkmessage-square9fedilinkarrow-up160arrow-down111cross-posted to: evs@lemmy.worldtechnology@beehaw.org
arrow-up149arrow-down1external-linkWater-based battery "safe, efficient, non-toxic"interestingengineering.comcyu to Technology@lemmy.mlEnglish · 2 years agomessage-square9fedilinkcross-posted to: evs@lemmy.worldtechnology@beehaw.org
minus-squarep1mrxlinkfedilinkarrow-up7·2 years 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-up7·2 years 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.