SCI和EI收录∣中国化工学会会刊

Chinese Journal of Chemical Engineering

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反应精馏合成乙酸丁酯的实验和模拟研究

  

  • Received:2011-06-08 Revised:2012-06-15 Online:2012-07-06 Published:2012-07-06

Reactive Distillation for Producing Butyl Acetate: Experiment and Simulation

田晖1,黄智贤2,邱挺1,王晓达1,吴燕翔吴燕翔fzu1   

  1. 1. 福州大学化学化工学院
    2. 华南理工大学化工学院
  • 通讯作者: 吴燕翔吴燕翔fzu

Abstract: In this paper, a reactive distillation (RD) column was applied for synthesis butyl acetate from butanol and acetic acid. The Langmuir-Hinshelwood-Hougen-Watson (LHHW) kinetic model and an equilibrium stage model for separation were employed to study the RD. The results obtained from the equilibrium stage model agreed well with the experiments. The effects of operating variables on the butanol conversion and butyl acetate purity were further investigated in this paper. The optimal column configuration for the production of butyl acetate was designed with 5 rectifying stages, 8 reaction stages and 13 stripping stages by the simulation study. According to the simulation results, the RD column was changed as 5 rectifying stages, 8 reaction stages and 13 stripping stages based on the experimental setup. BuOH conversion and BuAc purity were all greater than 96% at this condition.

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