this post was submitted on 23 Dec 2024
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329
Fan-less cooling solution for laptops up to 40W launched (www.tomshardware.com)
submitted 3 days ago by [email protected] to c/[email protected]
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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€“] [email protected] 1 points 1 day 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.