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Vapor phase

Relations at interface between vapor and liquid for ce

Vapour-liquid equilibrium (12)

ll y¡|i¡

— Kixi 1 Ii

Temperature equilibrium (13)

i

Continuity of molar fluxes (14)

NVf

i—nKI ii

Continuity of energy fluxes (15)

EV

Calculation of NEQ stage parameters by summing the outgoing streams from NEQ cells

(total number of m cells in liquid flow path, n cells in vapor flow path, mm and nn are running indices in these paths)

Molar flows leaving ^^

Mole fractions of flows leaving

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