氨法脱碳模拟中热力学模型的比较

被引：3

作者：

余景文

王淑娟

机构：

[1] 清华大学热能工程系

来源：

燃烧科学与技术 | 2015年 / 21卷 / 05期

关键词：

氨水; 二氧化碳脱除; Aspen Plus; e-NRTL模型; Pitzer模型;

D O I：

暂无

中图分类号：

X773 [电力工业]; TM621 [火力发电厂、热电站];

学科分类号：

083002 ; 080802 ;

摘要：

针对在已有研究中关注最多的两种热力学模型,e-NRTL模型与Pitzer模型,比较了二者在预测NH3-CO2-H2O体系的热力学性质的准确性,并基于示范装置的运行条件和实验结果,比较了二者对吸收过程和解吸过程预测的准确性.基于本文研究,建议在利用Aspen Plus模拟氨法脱碳过程时,对吸收塔采用e-NRTL模型,对解吸塔采用Pitzer模型.

引用

页码：394 / 402

页数：9

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