voidx@futurology.todayM to Futurology@futurology.todayEnglish · 2 months agoNickel-63 nuclear battery claims 100-year ultra-low power lifeinterestingengineering.comexternal-linkmessage-square6linkfedilinkarrow-up126arrow-down10
arrow-up126arrow-down1external-linkNickel-63 nuclear battery claims 100-year ultra-low power lifeinterestingengineering.comvoidx@futurology.todayM to Futurology@futurology.todayEnglish · 2 months agomessage-square6linkfedilink
minus-squareYiddishMcSquidish@lemmy.todaylinkfedilinkEnglisharrow-up9·2 months agoAssuming the upper end for the calculations, About 37,000 hours 5Ah * 3.7V= 18 Wh 18 Wh/ .0005 W= 37kh Or about 4.22 years
minus-square🍉 DrRedOctopus 🐙🍉@lemmy.worldlinkfedilinkEnglisharrow-up2·2 months agoand it “lasts” over 20 charges (5years per charge) if it lasts 100 years (though it likely doesn’t last 100 years, but has a 100 year half life)
Assuming the upper end for the calculations,
About 37,000 hours
5Ah * 3.7V= 18 Wh
18 Wh/ .0005 W= 37kh
Or about 4.22 years
and it “lasts” over 20 charges (5years per charge) if it lasts 100 years (though it likely doesn’t last 100 years, but has a 100 year half life)