Page tree

Versions Compared

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.



LaTeX Math Block
anchorf
alignmentleft
 {\rm Re} = \frac{u(l) \cdot d}{\nu(l)} = \frac{4 \rho_s q_s}{\pi d} \frac{1}{\mu(T, p)}


LaTeX Math Inline
body--uriencoded--\displaystyle %7B\rm Re%7D = \frac%7Bu(l) \cdot d%7D%7B\nu(l)%7D = \frac%7B4 \rho_s q_s%7D%7B\pi d%7D \frac%7B1%7D%7B\mu(T, p)%7D



The along-hole variation of Darcy friction factor 

LaTeX Math Inline
bodyf
 is usually not exceeding 2-3 %  and in many practical applications can be considered as constant along hole
LaTeX Math Inline
body f = f_s = \rm const

...