Momentum Balance

Momentum Balance - P W dx dz dx W ext P W w g P ext W g P x...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Steady State: with 1 inlet and one outlet Energy per unit mass flow rate Mass and Momentum flow rate Wp=Perimeter of the pipe Tao=Shear Stress on the wall out V in V out m Q V in m Q V out in q gz h q gz h gz h gz h m m m ] [ ] [ ] [ ] [ 2 2 2 2 2 2 2 2 + + + = + + + + + + = + + + = = = - = - = R z K R r z rdr v E V V v 0 3 2 2 ] 1 [ 2 ] ) ( 1 [ 2 πρ δ ' ) ( v av Q v Av Q m ρ = × = × = 0 ) cos( ) cos( ) ( 0 ) ( 0 ) ( = - - - - - = - = - = - = - = + - = + + + = Σ = - Σ Σ + + - = = x dx W
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: P W dx dz dx W ext P W w g P ext W g P x x x x x x x x dt d dV m dx W Agdz AdP F dx W dF dx Ag dF AdP dP P A AP dF dF dF dF dF F dV m F F dV V m V m mV...
View Full Document

Ask a homework question - tutors are online