Artikel,

MODELING AND SIMULATION OF THE DISTILLATION COLUMN PLATES

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Advances in Engineering: an International Journal (ADEIJ), 02 (02): 12 (Dezember 2018)

Zusammenfassung

In this paper, we developed the modeling and simulation of different phenomena produced in the plates of a distillation column. We used bond graph tool and SYMBOLS (System Modeling Bond graph Language Simulation) software. Among the various kinds of plates, we chose the distillation column that is available in the department of technology process engineering at the University of Setif (UPO3A). The system to be modeled has a nonlinear behavior due mainly to the coupling of the different phenomena of different natures. We are indeed in presence of hydraulic, chemical and thermal energy. So the elaboration of the graphical model or the analytical one is very difficult. The working of the plates is to assure a thermodynamic balance within the column. After modeling, a SYMBOLS software validate and simulate the phenomena that occur in the plates. In the simulation results, the representation of the chemical potential, temperature, molar flow and pressure of the liquid and steam phases in the column plates justified the operating of the distillation column. Results demonstrated the feasibility of simulating multicomponent distillation under unsteady state conditions with fairly good success. Further improvements were suggested for a better accuracy.

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