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fabiana de fátima giacomini - PG-Mec Programa de Pós-Graduação ...

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127<br />

a<br />

w<br />

∗<br />

( φ<br />

∗ + φ )<br />

= 2 + Re ∆x<br />

w P<br />

(B.70)<br />

a = 2<br />

(B.71)<br />

e<br />

a<br />

p<br />

∗<br />

( φ<br />

∗ + φ )<br />

= 4 + Re ∆x<br />

P E<br />

(B.72)<br />

b<br />

p<br />

2<br />

Re<br />

β<br />

2<br />

∗ 2 ∗ 2 ∗ 2<br />

( 2φ<br />

P<br />

−φW<br />

−φ<br />

)<br />

2<br />

= S<br />

P∆x<br />

+ ∆x<br />

E<br />

(B.73)<br />

• para o volume <strong>de</strong> controle<br />

P = N :<br />

a<br />

w<br />

∗<br />

( φ<br />

∗ + φ )<br />

= 2 + Re ∆x<br />

W P<br />

(B.74)<br />

a = 0<br />

(B.75)<br />

e<br />

a<br />

p<br />

∗<br />

= + 2 Re ∆xφb<br />

6 (B.76)<br />

b<br />

p<br />

∗ ∗ β ∗ 2 ∗ ⎤<br />

( φ − φ ) − ( φ − φ ) ⎥⎦<br />

2<br />

⎡ ∗ 2<br />

= 2S<br />

P∆x<br />

+ 4φ b<br />

− Re ∆x⎢2φ<br />

b<br />

β<br />

b P<br />

P W<br />

(B.77)<br />

⎣<br />

2<br />

Condições <strong>de</strong> Contorno Aplicadas Com Volume Fictício<br />

Os coeficientes e termos fontes para a forma <strong>de</strong> aplicar as condições <strong>de</strong> contorno com<br />

volume fictício são dados por:<br />

• para o volume <strong>de</strong> controle P = 0 são empregadas as Eqs. (B.17), (B.18), (B.19) e (B.20).<br />

• para os volumes <strong>de</strong> controle entre P = 1 a P = N são empregadas as Eqs. (B.70), (B.71),<br />

(B.72) e (B.73).<br />

• para o volume <strong>de</strong> controle P = N + 1 são empregadas as Eqs. (B.22), (B.23), (B.24) e<br />

(B.25).<br />

Condições <strong>de</strong> Contorno Aplicadas Com Meio-Volume<br />

Os coeficientes e termos fontes para a forma <strong>de</strong> aplicar as condições <strong>de</strong> contorno com<br />

meio-volume são dados por:<br />

• para o volume <strong>de</strong> controle P = 1 são empregadas as Eqs. (B.26), (B.27), (B.28) e (B.29).

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