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Origin of fan noise
August 10, 2016
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Origin of fan noise

noise can be contribution of several sources. For instance, Aerodynamic noise can be the result of turbulence caused by the blades of a rotating fan. Frequency and magnitude of noise gerenration is directly proportional to speed of ventilation fan.

Practical methods of controlling fan noise
Aircoustics suggest following simple methods of
reducing noise from fans:
1. Using damping—layer damping and constrained
layer damping;
2. Modification of supports to avoid obstacles before and after the fan
3. Lining ductworks with foam or fiberglass;
4. Changing fan speed controllers to reduce speed for
axial or centrifugal flow fans;

Comments (3)

  1. Tom McFarlin

    19 Oct 2016 - 9:39 am

    Tom Cruise of Victor Themes pointed out that he had written about the best business model in his article (a really good piece) http://kroth:8888/8-pricing-strategies-for-your-digital-product/.

    I’m sharing here in the comments. Though it was not the basis, he further expands on the concepts in Trend #1. It’s a good read.

    • VictorThemes

      19 Oct 2016 - 9:41 am

      Hi Tom,

      Thanks a lot for yet another informative link. Keep up the good work Have a good and profitable day.

      Best ~Cruise

  2. Michael Novotny

    19 Oct 2016 - 9:43 am

    Hey Tom,

    I am still applying your magic 10 from 2015! …

    Thanks for another batch that will inspire. These, now 8, concepts are qualifiers for me. If a client/prospect can understand AND accept them, our probability for success together is doubled.

    Thanks a lot man! 🙂

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