this post was submitted on 23 Dec 2024
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314
Fan-less cooling solution for laptops up to 40W launched (www.tomshardware.com)
submitted 2 days ago by avieshek@lemmy.world to c/technology@lemmy.world
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Device uses movement of ions to generate airflow without any moving parts like in iPads and MacBook Air.

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[โ€“] Duamerthrax@lemmy.world 1 points 19 hours ago (1 children)

They're "bladeless" fans are just regular fans with more steps. Those added steps introduce inefficiencies. Simple as that. If you wanted to make a fan more efficient, you could add a shroud close to the blades, but the energy cost of electric fans are already low enough that it really doesn't matter.