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壳聚糖-高岭土复合体去除铜绿微囊藻的试验研究

Keywords: 壳聚糖,高岭土,复合体,铜绿微囊藻,水华

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Abstract:

利用室内模拟试验,研究了壳聚糖和高岭土单独及复合作用对铜绿微囊藻的去除效果。以250mL烧杯作为试验容器,纯种藻为试验用藻,以叶绿素a和浊度表征藻液浓度的变化。结果表明,单独使用高岭土除藻效率较低,增加高岭土用量难以提高藻的去除率;单独使用壳聚糖对藻的去除效果较好,但是藻的絮凝沉降速度较慢。壳聚糖-高岭土复合体可以明显加快藻类的沉降速率,改善除藻效果。

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