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Prediction of adsorption isotherms with isosteric heat of adsorption
Author(s): 
Pages: 34-38
Year: Issue:  2
Journal: JOURNAL OF NANJING UNIVERSITY OF TECHNOLOGY(NATURAL SCIENCE EDITION)

Keyword:  预测吸附等温线吸附热;
Abstract: 实验测定了N2在沸石分子筛、C2H6在活性炭、CO2在硅胶上的吸附等温线,研究用Clausius-Clapeyron方程求得等量吸附热、再利用所得的吸附热预测其它温度的吸附等温线数据的方法.将吸附热预测的等温线与实验值及插值法内插得到的吸附等温线数据进行了比较,结果表明吸附热预测值与实验值吻合较好.此外还对文献数据利用等量吸附热预测较高压力(650 kPa)下的等温线,均与文献中的实验值一致.为吸附工业操作需要不同温度下的等温线数据和吸附过程的模拟与设计提供了简便、准确的计算方法.
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