this post was submitted on 30 Nov 2025
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Science Memes

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[–] HenriVolney@sh.itjust.works 10 points 2 weeks ago (5 children)

Every damn power plant is a glorified steam engine

[–] hades@feddit.uk 8 points 2 weeks ago (6 children)

Except solar. And wind. And hydro.

[–] OrganicMustard@lemmy.world 6 points 2 weeks ago (2 children)

Some solar is also boiling water

[–] voracitude@lemmy.world 5 points 2 weeks ago

And some of it is boiling salt!

Which then boils water, of course.

But some of it is electrons from photonic impact, no water involved! In the process of energy generation anyway. Statistically and perhaps somewhat ironically, the electrons from that photonic impact may well be used to boil water regardless... Humans just fucking love boiling water.

[–] psud@aussie.zone 1 points 2 weeks ago

My local solar steam generator was shut down years ago as it was no longer worth testing direct reflector material anymore — even if they had gotten perfect reflectivity they couldn't compete with photovoltaics anymore

[–] xx3rawr@sh.itjust.works 3 points 2 weeks ago (3 children)

Expect for solar, it's all just flowy stuff through spinny stuff: wind, water, steam. GRAAAAAAAAAA

[–] bjoern_tantau@swg-empire.de 2 points 2 weeks ago

Good ol' mill.

[–] M137@lemmy.world 1 points 2 weeks ago

Spinny stuff is basically the universe on all scales, so it makes sense. And that's fucking cool, IMO.

[–] rockerface@lemmy.cafe 1 points 2 weeks ago

Solar is very tiny flowy stuff through very tiny spinny stuff

[–] fullsquare@awful.systems 1 points 2 weeks ago (1 children)
[–] I_Has_A_Hat@lemmy.world 1 points 2 weeks ago

And waves/tidal, but now we're getting into the really niche types.

[–] Skullgrid@lemmy.world 1 points 2 weeks ago

And wind.

wind is just the effects of premade steam

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[–] magic_lobster_party@fedia.io 2 points 2 weeks ago (2 children)

We’re living in a steampunk world after all

[–] Cethin@lemmy.zip 1 points 2 weeks ago* (last edited 2 weeks ago) (1 children)

I'm going to be this person I guess, but the defining trait of steampunk isn't the use of steam alone. It's that energy is transfered by delivering steam to where it's used, rather than using it in-place to crested electricity. This means that steampunk machines operate off of some kind of kinetic energy, rather than electrical energy.

Basically, computers (and everything else) are spinning gears, not silicon.

[–] TachyonTele@piefed.social 1 points 2 weeks ago

Aaackually...

That was a really cool explanation, thank you!

[–] Slovene@feddit.nl 1 points 2 weeks ago

I'm a steampunk girl

In a steampunk world

It's not a big big thing if you steam me

[–] mossberg590@lemmy.world 2 points 2 weeks ago (3 children)

Readily available, low boiling point, non corrosive (relatively), and ecologically safe. What more do you want?

[–] MutantTailThing@lemmy.world 1 points 2 weeks ago

Also a ridiculously high heat capacity. It does make sense.

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[–] MisterFrog@lemmy.world 4 points 2 weeks ago
[–] ininewcrow@lemmy.ca 3 points 2 weeks ago (4 children)

Why don't we just pipe our water all the way out to the sun and pipe the steam back to earth.

[–] lemmydividebyzero@reddthat.com 1 points 2 weeks ago

What a stupid suggestion...

Let's instead move the earth closer to the sun and boil the oceans directly.......

[–] markz@suppo.fi 1 points 2 weeks ago (3 children)

How long is that gonna take? A few decades?

-Sam Altman, when he hears about this

[–] shadowwwind@beehaw.org 1 points 1 week ago

By next year

~ Elom musk

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[–] TachyonTele@piefed.social 1 points 2 weeks ago (5 children)

That's silly.
Clouds would knock the pipes down.

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[–] socsa@piefed.social 3 points 2 weeks ago (3 children)

One of the fusion startups says they can use the plasma B field directly. Basically making the plasma the rotor in an electric generator to induce current in a wire.

[–] pennomi@lemmy.world 1 points 2 weeks ago (1 children)

I really like this concept, wonder how viable it really is though.

[–] theneverfox@pawb.social 1 points 2 weeks ago

It seems promising, they're acting like they're close. They've been promising concrete deliverables, I think they're supposed to have a working model that can actually capture the energy next year

You never know, but they're called Triton if you want to check them out. They don't share progress often, but when they do it seems pretty candid about their progress

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[–] Trainguyrom@reddthat.com 2 points 2 weeks ago (1 children)

Reminds me of one of my favorite photos, a steam engine being delivered by steam engine!

[–] RedSnt@feddit.dk 1 points 1 week ago* (last edited 1 week ago) (1 children)

Did you mean to say a nuclear reactor being delivered by steam engine?
It's a great photo though, kinda nuts how fast things moved then. It also reminds me of that story of a Chinese train driver standing next to the train he drives a few decades apart, from steam to high speed rail.

[–] Trainguyrom@reddthat.com 2 points 1 week ago

China was notably one of the last places on earth to retire steam locomotives from revenue service, only ending mainline steam in 2005 and reportedly ending the last branchline's use of steam in 2023, but may still have some revenue steam service surviving elsewhere

Bosnia still has some revenue steam service at a coal mine (notably running locomotives built by Germany using prisoner labor during WWII that were designed to use minimal resources and with a design life of only 10 years)

[–] Bluewing@lemmy.world 1 points 2 weeks ago (1 children)

Reading the comments, it would seem most everyone here thinks that the usefulness of the steam is done when it gets used to turn a turbine at high pressure.

The steam can be used for much more than once. In the 1800's and early 1900s when steam ran trains and ships, they built double and triple expansion engines that took the energy of the steam two and three times before it was done. It doesn't need to be one and done. And when the energy is done being harvested for power generation, it can used for other things. Engineers today aren't dumber than the ones in the 1800s.

I can remember a small rural Minnesota town that had their own coal fired electric plant. (Built back before the REA was a thing). They took the left over steam from power generation and then piped it to around 200 homes in the town and heated them with the leftover steam. While a bit costly to install, it was dirt cheap to run. Those homes lost all that when the power plant was shut down and they had to switch to either natural gas, fuel oil, LP, or electricity.

So don't get hung up on just the power generation. Think what could be beyond that point.

[–] homura1650@lemmy.world 2 points 2 weeks ago* (last edited 2 weeks ago)

Municipal steam networks are still operating today.

For new infrastructure, Electricity is just so good-enough, that it is hard to justify building out partial alternatives like steam pipes. But where we already have them, they are still useful.

[–] SmokeyDope@piefed.social 1 points 2 weeks ago

"Dyson Spheres? Look, playing with sunlight and mirrors was a fun side project, but you want to know a much more advanced method of generating power?"

"Please dont...."

"Thats right! By hurling entire water worlds into a star, we then capture the released steam which powers our gravitationally locked dynamo network."

Could be supercritical CO~2~, actually

[–] MentalEdge@sopuli.xyz 0 points 2 weeks ago (4 children)

Well, you can apparently also use supercritical carbon dioxide.

That might be fun.

But you're basically still boiling something to make it spin a magnet.

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