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THESE_EL HAMMAMI.pdf - Toubkal

THESE_EL HAMMAMI.pdf - Toubkal

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5.7 Système d’équations sur l’axe de symétrie 118A W j= −α 2 j (ρ mv) j + α2 j ρ mDr j+ α 2 j( ∂∂r (ρ mD))j− 2α j(ρ m D) j∆r j−1(5.22)B W j= α j (α j + 1)(u ∂ρ m∂z ) j∆r j−1 + α j (α j + 1)(ρ m u) j∆r j−1∆z i−1+(α 2 j − 1)(ρ m v) j + α j (α j + 1)(v ∂ρ m∂z ) j∆r j−1 + (α j + 1) 2ρ mD∆r j−1(5.23)C W j = (ρ m v) j − ( ρD r ) j − ( ∂ ∂z (ρ m)) j − 2ρ m∆r j−1(5.24)D W j = (uρ lC l p ) jα j (α j + 1)∆z i−1W 0i,j (5.25)5.7 Système d’équations sur l’axe de symétrie5.7.1 Équation du mouvementB u 1 φ i,1 + C u 1 φ i,2 = D u 1 (5.26)B u 1 u i,1 + C n 1 u i,2 = D n 1 (5.27)AvecB u 1 = 2∆r 1∆x i−1(ρ 1 u) 1+ 8µ 1∆r 1(5.28)C u 1 = − 8µ 1∆r 1(5.29)D1 u = 2∆r (1(ρu)∆x 1u 0i,1 + 2∆r 1 − dP )i−1 dz + (ρ m − ρ 0 )(5.30)

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