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Minimizing methanol content in experimental charentais alembic distillations
Ricardo Luna,Francisco López,José R. Pérez-Correa 한국공업화학회 2018 Journal of Industrial and Engineering Chemistry Vol.57 No.-
This study focuses on using modern engineering tools to consistently produce spirits with low methanolcontent in Charentais alembics. The method involves developing a dynamic model, formulating a multiobjectivedynamic optimization problem, and implementing an automatic process control system. Optimization yielded a variable temperature in the partial condenser, which was tracked by an automaticcontrol system that manipulated the heat addition in the boiler. The procedure was experimentallyvalidated in triplicate using a ternary mixture. With the optimal operation, distillates with 12% lessmethanol than standard distillates were reproducibly obtained, with a moderate reduction (2.4%) in theethanol recovery.