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Re: smart fans



On Mon, Aug 23, 2021 at 12:20:34PM -0700, David Christensen wrote:

[...]

> Thank you.  Do you know where there is information that explains how
> a BLDC computer fan motor responds to variable supply voltage?

Not specifically for computer fans, and the controller electronics
(which is a must for a BLDC) has to be somewhat prepared to do this,
but here [1] is a blog post which gives a rough idea of the things
involved.

BLDCs are a huge thing in drones and things.

Cheers

[1] https://things-in-motion.blogspot.com/2019/05/understanding-bldc-pmsm-electric-motors.html

 - t

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