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CWAO降解正丁酸升温过程反应条件的优化
Optimizing Catalytic Wet Air Oxidation of Butyric Acid
【摘要】 文章研究了正丁酸原液TOC浓度、催化剂用量、反应温度、氧气分压对Mn-Ce催化剂催化湿式氧化正丁酸升温反应过程的影响,建立了催化湿式氧化降解正丁酸升温反应过程的非线性回归模型,经计算,模型的可决系数r2和模拟效率系数NSC的值分别为0.9946和0.9352,均达到0.80以上,表明所建模型可以较准确预测催化湿式氧化过程中残余的正丁酸浓度;在非线性回归模型基础上,进行了催化湿式氧化降解正丁酸升温反应过程影响因素的最优取值研究,结果表明在最优反应条件下,催化湿式氧化降解正丁酸的实验总费明显低于实验条件取值的总费用。
【Abstract】 Factors such as initial TOC of butyric acid,catalyst dosage,reaction teperature and O2 partial pressure,which influence catalytic wet oxidation of butyric acid during the temperature-rising process,are studied in the laboratory.Based on the experimental data obtained,this paper elucidates the statistical analysis using non-linear regression model,which can well predict the residue butyric acid in the degradation reaction,and then the optimization of the reaction condition,based on which the total cost of degrading butyric acid is estimated.
【Key words】 non-linear regression model; catalytic wet air oxidation; butyric acid; degradation; mathematic simulation; optimization;
- 【文献出处】 环境科学与技术 ,Environmental Science & Technology , 编辑部邮箱 ,2010年02期
- 【分类号】X703
- 【下载频次】75