Debottleneck analysis on a coker debutanizer via simulation models

Production requirements for more valuable refined products and/or increased refining flexibility are increasing due to new regulations.

Production requirements for more valuable refined products and/or increased refining flexibility are increasing due to new regulations. Delayed coking units (DCUs) help refineries to achieve these goals and maintain sustainable profitability in shrinking market conditions. Therefore, it is important that DCUs must be problem-free facilities since any struggles in these units will negatively affect refinery margins.
A DCU consists of two primary sections: the coker section and the gas plant section. The coker section is designed to produce coke, light- and heavy-coker gasoils, unstabilized naphtha and overhead vapors. The unstabilized naphtha and overhead vapors are further processed in the g

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