Agent641@lemmy.world to Science Memes@mander.xyzEnglish · 12 days agoTurbine go brrrrlemmy.worldimagemessage-square52linkfedilinkarrow-up11arrow-down10
arrow-up11arrow-down1imageTurbine go brrrrlemmy.worldAgent641@lemmy.world to Science Memes@mander.xyzEnglish · 12 days agomessage-square52linkfedilink
minus-squarejaschen306@sh.itjust.workslinkfedilinkEnglisharrow-up0·12 days agoDidn’t China recently use super conducting CO2 instead of water?
minus-squareAlberat@lemmy.worldlinkfedilinkEnglisharrow-up0·12 days agoidk but you can also use molten salt
minus-squaremegopie@lemmy.blahaj.zonelinkfedilinkEnglisharrow-up0·12 days agoYou can use molten salt to move and store heat but you don’t put it through a turbine. Molten salt systems run it through a heat exchanger that heats steam or CO2.
minus-squarePalmTreeIsBestTree@lemmy.worldlinkfedilinkEnglisharrow-up0·12 days agohttps://youtu.be/OC9RI8_QYmw This is what I think of when I hear molten salt.
minus-squareChais@sh.itjust.workslinkfedilinkEnglisharrow-up0·12 days agoSupercritical, not superconducting.
minus-squareBussyCat@lemmy.worldlinkfedilinkEnglisharrow-up0·12 days agoSupercritical CO2 has been looked at a lot for the Brayton cycle which can get 50% efficiency compared to steam that generally caps out around 34% The US and china both published studies talking about a brayton turbine but to my knowledge no commercial plants running off of it have been built yet
Didn’t China recently use super conducting CO2 instead of water?
idk but you can also use molten salt
You can use molten salt to move and store heat but you don’t put it through a turbine. Molten salt systems run it through a heat exchanger that heats steam or CO2.
https://youtu.be/OC9RI8_QYmw
This is what I think of when I hear molten salt.
Supercritical, not superconducting.
Supercritical CO2 has been looked at a lot for the Brayton cycle which can get 50% efficiency compared to steam that generally caps out around 34%
The US and china both published studies talking about a brayton turbine but to my knowledge no commercial plants running off of it have been built yet