Hagedorn and Brown correlation

Info

Hagedorn and Brown is an empirical two-phase flow correlation published in 1965.

It doesn't distinguish between the flow regimes.

Workflow

$144 \frac{\Delta p}{\Delta h} = \bar \rho_m + \frac{f q_L^2 M^2}{2.9652 \times 10^{11} D^5 \bar \rho_m} + bar \rho_m \frac{\Delta{\frac{v_m^2}{2g_c}}}{\Delta h}$