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THESE_EL HAMMAMI.pdf - Toubkal

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5.8 Système d’équations à l’interface liquide vapeur 120avecA u nj = µ m(α m + 1) µ m α 2 Bm nj−1u +∆r nj−1 (α m + 1)∆r nj−1 A u nj−1(5.40)B u nj = − (2α m + 1)λ m(α m + 1)∆r nj−1− µ l(α l + 2)(α l + 1)∆r nj+µ l B u nj+1α l (α l + 1)∆r nj C u nj+1+C u nj = µ m(α m + 1)∆r nj+µ l A u nj+1α l (α l + 1)C u nj+1µ m α 2 m Cu nj−1(α l + 1)A u nj−1(5.41)(5.42)D u nj =µ l D u nj+1α l (α l + 1)∆r nj C u nj+1+µ m α 2 m(α m + 1)∆r nj−1(5.43)5.8.2 Continuité de flux de chaleurA T nj T i,nj−1 + B T nj T i,nj + C T nj T i,nj+1 = D T nj (5.44)AvecA T nj = − λ m(α m + 1)∆r nj−1+α 2 m λ mB T nj−1(α m + 1)∆r nj−1 A T nj−1(5.45)B T nj = − (2α m + 1)λ m(α m + 1)∆r nj−1− λ l(α l + 2)(α l + 1)∆r nj+λ l A T nj+1α l (α l + 1)∆r nj C T nj+1+C T nj = λ l(α l + 1)α l ∆r nj+α 2 mC T nj−1(α m + 1)∆r nj−1 A T nj−1λ l B T nj+1α l (α l + 1)∆r nj C T nj+1(5.46)(5.47)D T nj =λ l D T nj+1α l (α l + 1)∆r nj C T nj+1+λ m α 2 m(α m + 1)∆r nj−1− J vI h fg (5.48)

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