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  • Users: ko99
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  1. ko99

    Small IP68 Fans

    Hi, I'm looking for a very small DC fan or blower that is rated IP67 or IP68. I haven't been able to find anything smaller than 40 x 40 x 20mm. Any ideas?
  2. ko99

    Definition of SCFM

    Hello, Does anyone know if there is a widely accepted spec that defines air properties at 'standard' conditions? I'd like to convert measured CFM to SCFM but I've seen SCFM defined a few ways: - pressure is usually 1 atmosphere (14.696 psia) - humidity is usually 0%, or not specified (one...
  3. ko99

    Definition of SCFM

    Hello, Can anyone tell me the parameters used to determine SCFM? I've seen SCFM conditions described a few different ways: - pressure is usually 1 atmosphere (14.696 psia) - humidity is usually 0%, or not specified - temperature is sometimes 60F, sometimes 68F, sometimes 25C Does ASHRAE...
  4. ko99

    Cooling and monitoring skin temperature

    I originally sent this to the heat transfer forum, but maybe this forum is more appropriate. Does anyone have any experience/pointers/insights on how to cool and maintain skin below it's normal temperature? A small surface area of skin (~3x3mm) must be maintained at 28C indefinitely. I'd like...
  5. ko99

    Cooling and monitoring skin temperature

    Does anyone have any experience/pointers/insights on how to cool and maintain skin below it's normal temperature? A small surface area of skin (~3x3mm) must be maintained at 28C indefinitely. I'd like to create a software model. This would be easy if skin behaved like any solid material of...

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