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响应面分析法优化造纸污泥吸附剂除磷工艺

Keywords: 造纸污泥吸附剂,吸附,除磷

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Abstract:

以造纸厂废水污泥为原料，采用微波加热法制备造纸污泥吸附剂。利用制备的造纸污泥吸附剂对模拟含磷废水进行了吸附研究，探讨了吸附时间、投加量、pH值、转速和温度等因素对除磷效果的影响，并采用响应面设计法优化吸附工艺条件。结果表明，获得了最佳除磷工艺条件为吸附时间97min，投加量6.9g/L，pH=6，转速200r/min，温度30℃，在此条件下磷的去除率可达99%以上。因此，造纸污泥吸附剂对磷的吸附效果良好，具有重要的实际应用价值。

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