超临界二氧化碳分离乙醇水溶液的模拟计算Simualtion of Separating Ethanol-Water Solution with Supercritical Carbon Dioxide
胡望明,冯耀声
摘要(Abstract):
使用PR状态方程结合Hurou和Vidal提出的局部组成混合规则,较好地预测了CO_2-C_2H_5OH-H_2O三元体系的汽液平衡数据。在此基础上,模拟计算了超临界CO_2分离乙醇水溶液的过程。对萃取塔的特点和工艺条件作了详细的讨论。
关键词(KeyWords): 超临界流体萃取;模拟计算;二氧化碳;乙醇水溶液
基金项目(Foundation): 国家自然科学基金
作者(Author): 胡望明,冯耀声
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