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In many Pipe Flow Simulation non-circular pipes can be accurately modelled as circular pipe with hydraulic diameter :

d_h = \frac{4 \, A}{P}

where

Cross-sectional area of non-circular pipe

Perimeter of the of non-circular pipe


See also


Natural Science / Engineering / Pipeline Engineering / Pipelines / Pipe

Physics / Fluid Dynamics / Pipe Flow Dynamics / Pipe Flow Simulation ]