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Removal of Nitrogen and Phosphorus in Wastewater by Magnesium Ammonium Phosphate Process with Seawater
Pages: 73-75
Year: Issue:  7
Journal: Environmental Science and Management

Keyword:  magnesium saltphosphorusammonia-nitrogenmagnesium ammonium phosphateseawater;
Abstract: 海水中富含大量的镁盐,利用镁盐和废水中的氮、磷生成白色的磷酸铵镁沉淀,可以实现废水中氮磷的脱除。本研究首先测出海水中镁的含量,然后根据镁含量设计正交试验开展研究。实验结果表明,对于废水中氮元素的去除,时间因素的影响程度较大,对于废水中磷元素的去除,pH值的影响程度较大;当pH=9.5,n(Mg2+):n(NH4+):n(PO34-)=1.3∶1∶1.08,反应时间为60 min时,氮磷的去除率可以...
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