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Forum: CFX

March 27, 2013, 13:26

Replies: 5

Freewheeling radial fan

Views: 1,952

Posted By Benfa

Today we ran a simulation using a sand roughness...

Today we ran a simulation using a sand roughness of 1mm (pretty rough wall ;-). We could observe an increase of the torque and the pressure drop that is in the order of the missing pressure...

Forum: CFX

March 26, 2013, 14:08

Replies: 5

Freewheeling radial fan

Views: 1,952

Posted By Benfa

The flow starts in a big box and is suced into...

The flow starts in a big box and is suced into the fan at the top of the box. The static pressure in the box is measured using drilled holes in the walls. The pressure distribution in the box is...

Forum: CFX

March 25, 2013, 14:04

Replies: 5

Freewheeling radial fan

Views: 1,952

Posted By Benfa

Freewheeling radial fan

I am simulating a freewheeling fan using the frozen rotor model. The goal is to compare the messured static pressure rise and the torque in dependence of the volume flow. The model has an inlet tube...

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