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q_{\rm incompressible} = \cdot \frac{\pi d^2}{4} \cdot \sqrt{\frac{2 \cdot \Delta p}{\rho \cdot (1-\beta^4)}} |
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| pressure drop on the choke,
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| choke narrowing ratio | ||||||||
| orifice diameter | ||||||||
| pipe diameter |
For incompressible fluids (water and most types of oil) the expansion factor is
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See also
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Physics / Fluid Dynamics / Pipe Flow Dynamics / Pipe Flow Simulation (PFS) / Pipeline Choke @model
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