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Hydraulic diameter with a centrifugal fan

Thread starter MechEng92
Start date Sep 8, 2015

Status: Not open for further replies.

Sep 8, 2015

MechEng92

Mechanical

I've been using an equation given by a fan supplier to calculate the correction factor based on the hydraulic diameter of the "box" around the fan. Does anyone know if this is effected if the box walls are perforated? Is there another equation to use?