Agent641@lemmy.world to Science Memes@mander.xyzEnglish · 3 months agoTurbine go brrrrlemmy.worldimagemessage-square49linkfedilinkarrow-up1372arrow-down18
arrow-up1364arrow-down1imageTurbine go brrrrlemmy.worldAgent641@lemmy.world to Science Memes@mander.xyzEnglish · 3 months agomessage-square49linkfedilink
minus-squareFiskFisk33@startrek.websitelinkfedilinkEnglisharrow-up10·3 months agoSolar cells, technically. boiling water systems have a thermal efficiency of ~40% Solar cells are closer to 45% efficient
minus-squarespazzman6156@sh.itjust.workslinkfedilinkEnglisharrow-up3·3 months agoSo line a nuclear fusion containment chamber with photovoltaic cells?
minus-squareRivalarrival@lemmy.todaylinkfedilinkEnglisharrow-up1arrow-down2·3 months agoDoesn’t seem particularly efficient to me… The sun burns hundreds of millions of tons of hydrogen every second. The amount of released energy we actually put to use is indistinguishable from zero, not 45%.
minus-squareilinamorato@lemmy.worldlinkfedilinkEnglisharrow-up6·3 months agoI mean, that’s like pointing out that a coal plant isn’t very efficient because it doesn’t burn all the coal on Earth at once.
minus-squareFiskFisk33@startrek.websitelinkfedilinkEnglisharrow-up4·3 months agoIf we put it like that, every other energy source on earth begins that way and adds at least one conversion step. … except for fusion of course.
Solar cells, technically.
boiling water systems have a thermal efficiency of ~40% Solar cells are closer to 45% efficient
So line a nuclear fusion containment chamber with photovoltaic cells?
Doesn’t seem particularly efficient to me… The sun burns hundreds of millions of tons of hydrogen every second. The amount of released energy we actually put to use is indistinguishable from zero, not 45%.
I mean, that’s like pointing out that a coal plant isn’t very efficient because it doesn’t burn all the coal on Earth at once.
If we put it like that, every other energy source on earth begins that way and adds at least one conversion step.
… except for fusion of course.