17.04.2013 Views

Modelagem Física e Computacional de um Escoamento Fluvial

Modelagem Física e Computacional de um Escoamento Fluvial

Modelagem Física e Computacional de um Escoamento Fluvial

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

ser simplificadas para:<br />

<br />

∂u<br />

∂u ∂u<br />

ρ + u∂u + v + w = Fx −<br />

∂t ∂x ∂y ∂z<br />

∂p<br />

2 ∂ u<br />

+ µ<br />

∂x ∂x2 + ∂2u ∂y2 + ∂2u ∂z2 <br />

;<br />

<br />

∂v<br />

∂v ∂v<br />

ρ + u∂v + v + w = Fy −<br />

∂t ∂x ∂y ∂z<br />

∂p<br />

2 ∂ v<br />

+ µ<br />

∂y ∂x2 + ∂2v ∂y2 + ∂2v ∂z2 <br />

; (2.12)<br />

<br />

∂w<br />

∂w ∂w<br />

ρ + u∂w + v + w = Fz −<br />

∂t ∂x ∂y ∂z<br />

∂p<br />

2 ∂ w<br />

+ µ<br />

∂z ∂x2 + ∂2w ∂y2 + ∂2w ∂z2 <br />

.<br />

ou, na forma vetorial:<br />

ρ D V<br />

Dt = F − ∇p + µ∇ 2 V . (2.13)<br />

8

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!