强化生物除磷体系中的反硝化除磷

被引:29
作者
李勇智
彭永臻
王淑滢
梁秀荣
机构
[1] 哈尔滨工业大学市政环境工程学院,哈尔滨工业大学市政环境工程学院,北京工业大学环境与能源工程学院,北京工业大学环境与能源工程学院黑龙江哈尔滨,黑龙江哈尔滨,北京,北京
关键词
反硝化除磷; 缺氧吸磷; 反硝化聚磷菌; 聚磷菌;
D O I
暂无
中图分类号
X703 [废水的处理与利用];
学科分类号
083002 ;
摘要
采用SBR反应器,研究了以硝酸盐作为电子受体的反硝化除磷过程.结果表明,反硝化聚磷菌存在于传统的强化生物除磷体系中.厌氧段磷的释放和COD的消耗成线性关系.通过厌氧/好氧交替运行方式,反硝化聚磷菌在聚磷菌中的比例从13.3%上升到69.4%.稳定运行的厌氧/缺氧SBR反应器具有良好的强化生物除磷和反硝化脱氮性能,缺氧结束时体系中磷浓度小于1mg/L,除磷效率大于89%.
引用
收藏
页码:96 / 99
页数:4
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