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UV-Fenton催化氧化法对采油废水中多环芳烃的处理效果

Keywords: 采油废水,多环芳烃,UV-Fenton

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Abstract:

针对采油废水中含有多环芳烃种类多且较难去除的特点,采用UV-Fenton技术对采油废水中多环芳烃的处理效果进行了研究,通过正交实验和单因素实验,研究了在254nm波长紫外光照射下,Fe2+投加量、H2O2投加量、pH值和光照时间对水样中多环芳烃中的菲和芴处理效果的影响。实验结果显示,处理初始浓度为1000μg/L的菲、芴时,反应的最佳工艺条件为:Fe2+浓度为1.8mmol/L、H2O2投加量为0.15mmol/L、pH值为4、光照时间1.25h。在此条件下,菲和芴的去除率可达71.9%。

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