h3. Inlet Manifold Equations
!Inlet manifold.PNG!

{latex}
\large
$$
\eqalign{
  & \Delta H_{\exp ansion}  = {{\left( {V_{in}  - V_{out} } \right)V_{out} } \over g}  \cr 
  & \sum\limits_{i = 1}^{n - 1} {\Delta H_{\exp ansion}  = {{V_M ^2 } \over g}{{n - 1} \over {2n}} \to {\rm{Approaches}}\;} {{V_M ^2 } \over g}\;{\rm{for}}\;{\rm{large}}\;{\rm{n}}  \cr 
  & {\rm{where }}V_M  = {\rm{velocity in the manifold}}  \cr 
  & V_{in} {\rm{ and }}V_{out} {\rm{ are the velocities before and after the expansion}} \cr} 
$$


{latex}