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Abstract:
采用人工配水,在SBR反应器中启动同步短程硝化、厌氧氨氧化耦合反硝化(SNAD)颗粒污泥工艺,随后逐渐降低进水氨氮浓度,低氨氮稳定运行一段时间后通入预沉淀后生活污水,考察SNAD颗粒污泥工艺处理生活污水的脱氮性能及稳定性.结果表明,SNAD工艺启动成功后,氨氮去除率大于98%,总氮去除率在89%左右,随着进水氨氮浓度逐渐降低,亚硝酸盐氧化菌(NOB)活性升高,总氮去除率逐渐下降至75%左右.通入预沉淀生活污水(NH_4~+-N 52~63 mg·L~(-1),COD 99~123 mg·L~(-1))后,平均总氮去除率为73. 2%,出水COD浓度在35 mg·L~(-1)以下,最大出水氨氮和...
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环境科学
Year: 2019
Issue: 04
Volume: 40
Page: 1871-1877
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: 10
Affiliated Colleges: