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Groups > linux.debian.user > #239197

Re: smart fans

From Polyna-Maude Racicot-Summerside <debian@polynamaude.com>
Newsgroups linux.debian.user
Subject Re: smart fans
Date 2021-08-22 19:00 +0200
Message-ID <COYZc-3Py-21@gated-at.bofh.it> (permalink)
References (4 earlier) <CORbl-7vJ-33@gated-at.bofh.it> <CORuF-7Ca-3@gated-at.bofh.it> <COVoD-1JB-37@gated-at.bofh.it> <COW1j-1WE-5@gated-at.bofh.it> <COYPv-3Mb-1@gated-at.bofh.it>
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On 2021-08-22 12:43 p.m., Polyna-Maude Racicot-Summerside wrote:
> 
> 
> On 2021-08-22 9:41 a.m., tomas@tuxteam.de wrote:
>> On Sun, Aug 22, 2021 at 09:03:51AM -0400, Polyna-Maude Racicot-Summerside wrote:
>>
>> [...]
>>
>>> Like I already wrote, modifying voltage doesn't change speed of a motor
>>> (fan).
>>
>> I disagree. The thing poses [1] as a DC motor (2 pins power, one tacho).
>> I don't think you get too much control over RPM, but putting the tacho
>> in the control loop should be possible.
>>
>> I have no idea what the motherboard/fan manufacturers actually do, though.
> Yes it is possible to modify speed of a motor by varying DC voltage. But
> this is not the case in the present situation.

I mean without resorting to adding extra hardware.

And personally I find it a bit crazy to add stuff so you can cut off
your fans without ensuring that they can also be started if temperature
rise in *autonomous* way.

I missed part of the conversation and we are now getting into a DIY
project with switches, resistor and more. In some way, developing some
way to cut the safety net.
>>
>> Cheers
>>
>> [1] I'm nearly certain it's a BLDC in disguise, with some electronic goo.
>>
>>  - t
>>
> 

-- 
Polyna-Maude R.-Summerside
-Be smart, Be wise, Support opensource development

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Thread

smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 02:00 +0200
  Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 02:50 +0200
    Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 03:10 +0200
      Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 05:00 +0200
        Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 05:10 +0200
      Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 05:10 +0200
        Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 05:30 +0200
          Re: FOSS "BIOS" (UEFI) (was: Re: smart fans) Reco <recoverym4n@enotuniq.net> - 2021-08-22 07:30 +0200
            Re: FOSS "BIOS" (UEFI) (was: Re: smart fans) Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 08:30 +0200
              Re: FOSS "BIOS" (UEFI) (was: Re: smart fans) Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 10:30 +0200
              Re: FOSS "BIOS" (UEFI) The Wanderer <wanderer@fastmail.fm> - 2021-08-22 12:10 +0200
                Re: FOSS "BIOS" (UEFI) Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 13:30 +0200
              Re: FOSS "BIOS" (UEFI) (was: Re: smart fans) Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 15:20 +0200
                Re: FOSS "BIOS" (UEFI) (was: Re: smart fans) Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 16:30 +0200
                Re: FOSS "BIOS" (UEFI) (was: Re: smart fans) Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 18:50 +0200
          FOSS "BIOS" (UEFI) (was: Re: smart fans) Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 07:30 +0200
  Re: smart fans <tomas@tuxteam.de> - 2021-08-22 09:10 +0200
    Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 09:50 +0200
      Re: smart fans <tomas@tuxteam.de> - 2021-08-22 10:00 +0200
        Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 10:10 +0200
          Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 10:10 +0200
            Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 10:20 +0200
          Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 10:30 +0200
            Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 10:50 +0200
              Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 15:10 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 16:10 +0200
                Re: smart fans The Wanderer <wanderer@fastmail.fm> - 2021-08-22 16:10 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 16:20 +0200
                Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 18:50 +0200
      Re: smart fans Hans <hans.ullrich@loop.de> - 2021-08-22 17:30 +0200
        Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 17:50 +0200
  Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-22 09:50 +0200
    Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 10:00 +0200
      Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 10:20 +0200
      Re: smart fans <tomas@tuxteam.de> - 2021-08-22 10:30 +0200
        Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 10:40 +0200
        Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 10:40 +0200
          Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 10:40 +0200
            Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 10:50 +0200
              Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 11:30 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 11:50 +0200
                Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 15:10 +0200
                Re: smart fans didier gaumet <didier.gaumet@gmail.com> - 2021-08-22 11:50 +0200
                Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 15:10 +0200
              Re: smart fans didier gaumet <didier.gaumet@gmail.com> - 2021-08-22 11:30 +0200
          Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 11:00 +0200
            Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 15:10 +0200
              Re: smart fans <tomas@tuxteam.de> - 2021-08-22 15:50 +0200
                Re: smart fans rhkramer@gmail.com - 2021-08-22 16:10 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 16:50 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 16:10 +0200
                Re: smart fans <tomas@tuxteam.de> - 2021-08-22 16:30 +0200
                Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 18:50 +0200
                Re: smart fans Gene Heskett <gheskett@shentel.net> - 2021-08-22 23:10 +0200
                Re: smart fans Gene Heskett <gheskett@shentel.net> - 2021-08-23 00:20 +0200
                Re: smart fans "Thomas Schmitt" <scdbackup@gmx.net> - 2021-08-22 16:30 +0200
                Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 18:50 +0200
                Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-22 19:00 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-22 23:10 +0200
                Re: smart fans <tomas@tuxteam.de> - 2021-08-23 10:10 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-23 21:10 +0200
                Re: smart fans <tomas@tuxteam.de> - 2021-08-23 21:10 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-23 21:30 +0200
                Re: smart fans <tomas@tuxteam.de> - 2021-08-23 21:40 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-23 22:30 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-24 00:30 +0200
            Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-22 22:30 +0200
              Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 23:20 +0200
      Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-22 21:30 +0200
        Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 22:00 +0200
          Re: smart fans didier gaumet <didier.gaumet@gmail.com> - 2021-08-22 23:20 +0200
            Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 23:40 +0200
              Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-22 23:50 +0200
                Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-23 00:40 +0200
              Re: smart fans didier gaumet <didier.gaumet@gmail.com> - 2021-08-23 09:30 +0200
        Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 22:20 +0200
          Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-22 23:10 +0200
            Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 23:30 +0200
        Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-22 23:50 +0200
          Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-23 00:10 +0200
            Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-23 02:00 +0200
              Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-23 02:10 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-23 02:40 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-23 03:00 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-23 03:30 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-23 21:00 +0200
                Re: smart fans "Andrew M.A. Cater" <amacater@einval.com> - 2021-08-24 18:20 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-24 23:00 +0200
                Re: smart fans Polyna-Maude Racicot-Summerside <debian@polynamaude.com> - 2021-08-23 03:30 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-23 21:00 +0200
              Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-23 03:20 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-23 21:00 +0200
                Re: smart fans "Thomas Schmitt" <scdbackup@gmx.net> - 2021-08-23 22:50 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-23 23:00 +0200
                Re: smart fans "Thomas Schmitt" <scdbackup@gmx.net> - 2021-08-23 23:30 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-24 00:50 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-24 01:30 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-24 02:30 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-24 03:00 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-24 04:30 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-24 05:20 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-24 09:00 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-24 23:20 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-24 23:40 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-24 00:40 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-24 00:20 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-24 02:10 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-24 04:00 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-24 07:30 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-24 09:50 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-25 00:20 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-25 01:30 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-08-29 01:00 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-29 12:00 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-09-04 00:10 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-09-04 03:50 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-09-04 04:50 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-09-04 23:00 +0200
                Re: smart fans Emanuel Berg <moasenwood@zoho.eu> - 2021-09-07 03:10 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-09-07 23:20 +0200
                Re: smart fans David Christensen <dpchrist@holgerdanske.com> - 2021-08-24 11:20 +0200

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