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'Windmill': China tests world’s first megawatt-level airship to capture high winds (interestingengineering.com)

submitted 4 months ago by kalkulat@lemmy.world to c/technology@lemmy.world

180 comments fedilink hide all child comments

"High-altitude winds between 1,640 and 3,281 feet (500 and 10,000 meters) above the ground are stronger and steadier than surface winds. These winds are abundant, widely available, and carbon-free.

"The physics of wind power makes this resource extremely valuable. “When wind speed doubles, the energy it carries increases eightfold, triple the speed, and you have 27 times the energy,” explained Gong Zeqi "

(page 3) 50 comments

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[–] devolution@lemmy.world 3 points 4 months ago

Shira, get me my god damned tea!

[–] IWW4@lemmy.zip 2 points 4 months ago

That is really cool!

[–] elucubra@sopuli.xyz 2 points 4 months ago (3 children)

Is that thing going to be able to float itself and support the weight of the cables at the altitudes they talk about?

[–] tetris11@feddit.uk 3 points 4 months ago (2 children)

Tether to the ground limits X-axis. Buoyancy limits Y-axis. Draw a circle around the sine of ground-to-windmill hypotenuse and you immediately know the max constraints of where the windmill will be

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[–] Steve@startrek.website 2 points 4 months ago

https://archive.is/b20HL

[–] OrteilGenou@lemmy.world 2 points 4 months ago (5 children)

I assume they have designed these in a way that doesn't adversely impact migratory birds

[–] MadPsyentist@lemmy.nz 3 points 4 months ago (1 children)

They'll hire Anna Paquin, she'll sort something out.

[–] krooklochurm@lemmy.ca 2 points 4 months ago

And her cousin, Anna penguin, the avian consultant.

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