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Outputs

LaTeX Math Inline
body--uriencoded--\%7B s_\alpha \%7D_%7B\alpha=1..n%7D

phase holdup

LaTeX Math Inline
body--uriencoded--\%7B q_\alpha \%7D_%7B\alpha=1..n%7D

phase volumetric flowrate


Inputs

LaTeX Math Inline
bodyA

pipe cross-sectional area

LaTeX Math Inline
body--uriencoded--\%7B \dot m_\alpha \%7D_%7B\alpha = 1..n%7D

phase mass flowrates

LaTeX Math Inline
body--uriencoded--\%7B \rho_\alpha \%7D_%7B\alpha = 1..n%7D

phase densities


Solver

LaTeX Math Block
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s_\alpha =  \frac{\dot m_\alpha}{\rho_\alpha \, u_\alpha} \cdot \left( \sum_\beta \frac{\dot m_\beta}{\rho_\beta \, u_\beta} \right)^{-1}
LaTeX Math Block
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q_\alpha = s_\alpha \, u_\alpha \, A 


Derivation

Given the multiphase flow of 

LaTeX Math Inline
bodyn
phases: 
LaTeX Math Inline
body\alpha = 1..n
 and mass flowrates 
LaTeX Math Inline
body\dot m_\alpha

...

LaTeX Math Block
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A = \sum_\alpha A_\alpha
LaTeX Math Block
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s_\alpha = A_\alpha/A 
LaTeX Math Block
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\sum_\alpha s_\alpha = 1

...

Pipe ] [ Pipeline ] [ Pipeline Engineering ]

...

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