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Abstract:
实验选用3个SBR反应器接种污水厂活性污泥,R1采用高表观气速(SGV)连续曝气,R2采用低SGV连续曝气,R3采用低SGV间歇曝气,在低碳氮比的实际生活污水中培养好氧颗粒污泥,探究不同SGV曝气条件对好氧颗粒污泥的形成及系统处理效果的影响.经过120d的培养,R1、R2和R3中颗粒粒径分别为(754±78),(812±86),(1183±93)μm,R3的脱氮除磷效果优于R1和R2.结果表明,应用低SGV间歇曝气策略在低碳氮比实际生活污水中培养的好氧颗粒污泥脱氮除磷性能良好,且系统中反硝化聚磷菌(DPAO)占聚磷菌(PAO)比例为24.75%.
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中国环境科学
Year: 2021
Issue: 10
Volume: 41
Page: 4588-4596
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 9
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