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Stationary fluid flow
Homogenous fluid flow
Isothermal or Quasi-isothermal conditions

Constant cross-section pipe area

LaTeX Math Inline
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Equations

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\bigg( 1 -  \frac{c(p) \, \rho_0^2 \, q_0^2}{A^2}   \bigg )  \frac{dp}{dl} = \rho(p) \, g \, \frac{dz}{dl}  - \frac{\rho_0^2 \, q_0^2 }{2 A^2 d} \frac{f(p)}{\rho(p)}



LaTeX Math Block
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u(l) = \frac{\rho_0 \cdot q_0}{\rho(p) \cdot A(l)}




Approximations

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Incompressible fluid with constant friction

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