| 反应精馏制备甲缩醛的过程模拟与优化 |
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| 引用本文： | 颜康,樊亚娟. 反应精馏制备甲缩醛的过程模拟与优化[J]. 应用化工, 2011, 0(12) |
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| 作者姓名： | 颜康 樊亚娟 |
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| 作者单位： | 常州工程职业技术学院化工系; |
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| 基金项目： | 2011常州工程职业技术学院院级科研课题(KJY2011-04) |
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| 摘 要： | 使用Aspen Plus11.1模拟甲醇与甲醛反应精馏制备甲缩醛的过程,模拟过程采用了NRTL模型,对进料温度、进料位置、回流比进行了灵敏度分析,得到了较佳工艺参数为:进料温度40℃,进料醇醛摩尔比2∶3,进料位置为第9块塔板,回流比8。模拟得到了反应精馏塔的温度和浓度分布,对于甲缩醛的工业化生产有着重要的作用。
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| 关 键 词： | 甲缩醛 反应精馏 模拟 优化 Aspen Plus |
Simulation and optimization on preparing methylal via reactive distillation |
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| YAN Kang,FAN Ya-juan. Simulation and optimization on preparing methylal via reactive distillation[J]. Applied chemical industry, 2011, 0(12) |
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| Authors: | YAN Kang FAN Ya-juan |
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| Affiliation: | YAN Kang,FAN Ya-juan(Department of Chemical Engineering,Changzhou Institute of Engineering Technology,Changzhou 213164,China) |
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| Abstract: | The process in which methylal was synthesized from methanol and formaldehyde by reactive distillation was stimulated with Aspen Plus 11.1.NRTL model was used in the simulation,sensitive analysis was carried out in feed temperature,feed stage and reflux ratio,process parameters were obtained:feed temperature 40 ℃,molar ratio of methanol to formaldehyde 2∶ 3,feed stage is the 9th stage,reflux ratio 8.Temperature and concentration distribution were obtained by simulation,it is very important in the industry process of methylal. |
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| Keywords: | methylal reactive distillation stimulation optimization Aspen Plus |
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