Styrene Process with Aspen Plus 4/9 - Reactors and recycle

Simulation of the classical Ethylbenzene-Styrene process.
This workshop is meant to be a walkthrough of the Aspen Plus functions from beginner (parts 1-3) to intermediate level (parts 4-9).
References:
Luyben, W., "Design and Control of the Styrene Process", Ind. Eng. Chem. Res., 2011;
Elnashaie, S. S. E. H., Abdalla, B. K., Hughes, R., "Simulation of the Industrial Fixed Bed Catalytic Reactor for the Dehydrogenation of Ethylbenzene to Styrene...", Ind. Eng. Chem. Res., 1993;
Jou, F., and Mather, A. E., "Liquid-Liquid Equilibria for Binary Mixtures of Water+Benzene, Water+Toluene, and Water+p-Xylene from 273 K to 458 K", J. Chem. Eng. Data, 2003;
Kesselmann, W. D., Hollenbach, G. E., Myers, A. L., and Humphrey, A. E., "Vapor-Liquid Equilibrium Data for Benzene-Alkylbenzene Systems", J. Chem. Eng. Data, 1968;
Chaiyavech P. and Van Winkle, M., "Styrene-Ethylbenzene Vapor-Liquid Equilibria at Reduced Pressures", J. Chem. Eng. Data, 1959;
Lane, W. H., "Determination of the Solubility of Styrene in Water and of Water in Styrene", Ind. and Eng. Chem., 1946;
Chen, H., and Wagner, J., "Mutual Solubilities of Alkylbenzene + Water Systems at Temperatures from 303 to 373 K...", J. Chem. Eng. Data, 1994.