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蒸发壁式超临界水氧化反应器处理分散红和活性红染料废水的比较

Keywords: 蒸发壁,超临界水氧化,分散红,活性红

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Abstract:

采用蒸发壁式超临界水氧化反应器对染料分散红C.I.60和活性艳红M-2B配制的模拟废水进行降解实验。实验结果表明,2种染料的COD和TN去除率随着反应温度、氧化剂过量比(r)的升高而上升。COD去除率活性红要高于分散红,而TN去除率则相反。根据GC-MS分析和陶瓷膜SEM图像,分析测得2种染料主要反应中间产物均含有苯酚和苯甲酸,2种染料的反应对陶瓷膜均有轻微的腐蚀。

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