M. Teresa Sanchezllanes, Ana Lilia Perez G., Martha P. Martinez G., Enrique Aguilar-Rodriguez, Rodolfo del Rosal D. Instituto Mexicano del Petroleo Mexico City Simple process analysis tools can be used to determine the best separation scheme for multi-component, wide-boiling hydrocarbon mixtures such as those found in refineries and petrochemical plants. The selection of a separation sequence for fractionating hydrocarbon mixtures will determine the economics of the separation. Separation economics depend mainly on investment for major equipment (columns and heat exchangers) and energy consumption. This relationship, together...

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