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How did the industrial exhaust fan plan come out?

  • Date:26-09-2020
  • Abstract:

    Cooling air number of fans = (volume of empty room du/a […]

    Cooling air number of fans = (volume of empty room du/air volume of a single fan) * number of air changes per hour
    What does the number of air changes per hour mean?

     

     

     

     

     

    The general environment requires 25-30 air changes per hour;
    In crowded places, 30-40 air changes per hour are required;
    The production workshop with certain temperature or foreign matter (smoke, odor) requires 40-50 air changes per hour;
    High temperature or serious pollution workshops require more than 60 air changes per hour.

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