聚合氯化铝絮凝剂深度除磷实验研究
Experimental study on enhancing phosphorus removal by polyaluminum chloride
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摘要: 通过混凝实验考察了聚合氯化铝絮凝剂(PAC)除磷作用,研究探讨了聚二甲基二烯丙基氯化铵(PDADMAC),赤泥与聚合氯化铝的协同除磷性能。研究表明,PAC具有良好的除磷效果,对模拟废水磷的去除率达94.6%,对实际污水总磷去除率达96.6%,浊度去除率达93.8%。赤泥能显著提高PAC的除磷效果,但PDADMAC没有明显作用。
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关键词:
- 聚合氯化铝(PAC) /
- 聚二甲基二烯丙基氯化铵(PDADMAC) /
- 除磷降浊 /
- 赤泥 /
- 协同效应
Abstract: Phosphorus removal from synthetic and raw wastewater by polyaluminum chloride (PAC) though coagulation experiment was studied. The variation of phosphorus removal efficiency with the additions such as polydimethydiallylammonium chloride (PDADMAC) and red mud was discussed. The experimental results showed that, for synthetic wastewater the phosphorus removal rate was 94.6%, and for raw wastewater from the Small Moon River, the 96.6% of total phosphorus and 93.8% turbidity were removed. The results also showed that red mud enhanced the efficiency of phosphorus removal, but the impact of PDADMAC on that was less. -

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