The important problem of calculating the minimum reflux ratio in the separation of multicomponent and complex mixtures in an ideal cascade has been solved in closed fomr. The solution of two rather unusual integral equations may be of interest. Numerical calculations have been performed and will be
On the steady state fractionation of multicomponent and complex mixtures in an ideal cascade: Part IV. The calculation of the minimum reflux ratio
β Scribed by Andreas Acrivos; Neal R. Amundson
- Publisher
- Elsevier Science
- Year
- 1955
- Tongue
- English
- Weight
- 542 KB
- Volume
- 4
- Category
- Article
- ISSN
- 0009-2509
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π SIMILAR VOLUMES
In thiv puper the formulae necessary for rectifbation calculations on complex mixtures are summarized and developed for numerical computation. These formulae involve the ccmputation of improper integrals for which a method of calculation ls developed. A numerical example iq comddered in some deetail
The equations for the steady state rectification of mixtures which obey a rather general vapour-liquid equilibrium law in an ideal cascade are solved in closed form. Various km& of mixtures are examined. From the mathematical standpoint the prbblem presents some intereating features, first, because
An approximate yet standard procedure, the perturbation method, is used to solve analytically the equation for the steafiy state fractionation of multicomponent and complex mixtures in non-ideal cascades. It is shown that the formulae are easily adaptable to numerical evaluation. The perturbation m