关于铁型自养反硝化脱氮技术的研究进展

Journal: Ecological Environment and Protection DOI: 10.12238/eep.v8i5.2698

孙羽馨

大连海洋大学

Abstract

本研究综述了铁型自养反硝化脱氮技术的研究进展。铁不仅可以作为电子供体参与微生物的反硝化过程,还可以作为营养源,提高微生物的活性和多样性,提高脱氮效率。本研究讨论了铁型自养反硝化脱氮技术的原理、影响因素、实际应用和优化策略。研究发现,铁的浓度、温度、pH值、溶解氧水平和Fe/N摩尔比等因素共同影响铁型自养反硝化的脱氮效果。通过与其它工艺相结合,进行进一步的研究和创新,有望实现铁型自养反硝化脱氮技术的优化和广泛应用,为改善水质和水生态环境提供强有力的支持和保障。

Keywords

氮污染;铁自养反硝化;脱氮技术;微生物

References

[1] CAREY R O,MIGLIACCIO K W,BROWN M T J T S O T T E.Nutrie nt discharges to Biscayne Bay, Florida: trends, loads, and a pollutant index[J].Science of the Total Environment,2011,409(3):530-539.
[2] HOAGLAND B, SCHMIDT C,RUSSO T A,et al.Controls on nitr ogen transformation rates on restored floodplains along the Cosumnes River, California[J].Science of the total environme nt,2019,649:979-994.
[3] 付炳炳,潘建新,马景德,等.采用含硫铁化学污泥作为反硝化电子供体进行焦化废水中总氮深度去除[J].环境科学,2018,39(7):3262-3270.
[4] 王秀杰,王维奇,李军,等.异养硝化菌Acinetobacter sp.的分离鉴定及其脱氮特性[J].中国环境科学,2017,37(11):4241-4250.
[5] 郭昌梓,燕倩,罗轩,等.铁(Ⅱ)基质自养反硝化的脱氮效率及其影响因素研究[J].陕西科技大学学报,2020,38(2):40-45+52.
[6] Oshiki M,Ishii S,Yoshida K,et al.Nitrate-dependent ferr ous iron oxidation by anaerobic ammonium oxidation (anamm ox)bacteria[J].Applied & Environmental Microbiology,2013,79(13):4087-4093.
[7] STRAUB K L,SCHONHUBER W,BUCHHOLZ-CLEVEN B E.Divers ity of ferrous iron-oxidizing, nitrate-reducing bacteria and their involvement in oxygen-independsent iron cycling[J].Ge omicrobiol J.,2004,21(6):371-378.
[8] Xing W,Li D S,Li J L,et al.Nitrate removal and microbial analysis by combined micro-electrolysis and autotrophic denitrification[J].BioresourceTechnology,2016,211:240-247.
[9] BLOTHE M,RODEN E.Composition and activity of an autotrophic Fe(Ⅱ )-oxidizing,nitrate-reducing enrichment culture[J].Applied and Environmental Microbiology,2009,75(21):6937-6940.
[10] CHAUDHURI S K,LACK J G,COATES J D.Biogenic magneti te formation through anaerobic biooxidation of Fe(Ⅱ)[J].Appl ied and Environmental Microbiology,2001,67(6):2844-2848.
[11] LI B,TIAN C,ZHANG D,et al.Anaerobic nitrate-depende nt iron(Ⅱ)oxidation by a novel autotrophic bacterium,Citrob acterfreundii strain PXL1[J].Geomicrobiology Journal,2014,31(2):138-144.
[12] WEBER KA,POLLCK J,COLE KA,et al.Anaerobicnitrate-de pendent iron(Ⅱ)bio-oxidation by a novel lithoautotrophic betaproteobacterium, strain 2002[J].Applied and Environmen tal Microbiology, 2006,72(1):686-694.
[13] He Y,Wang Y,Song X.High-effective denitrification of low C/N wastewater by combined constructed wetland and biofi lm-electrode reactor(CW-BER)[J].Bioresource Technology,2016,203:245-251.
[14] Tian T,Yu H-Q.Denitrification with non-organic elec tron donor for treating low C/N ratio wastewaters[J].Biore source Technology,2020,299.
[15] LIU X,HUANG M,BAO S,et al.Nitrate removal from low carbon-to-nitrogen ratio wastewater by combining iron based chemical reduction and autotrophic denitrification[J].Biores ourse Technology,2020,301:122731.
[16] CUI X F,ZHANG M P,DING Y J,et al.Enhanced nitrogen removal via iron-carbon micro-electrolysis in surface flow constructed wetlands: selecting activated carbon or biochar?[J].Science of the Total Environment,2022,815:152800.
[17] Shrimali M,Singh K P.New methods of nitrate removal from water[J].Environ Pollut,2001,112:351-359.
[18] 杨少斐.铁自养反硝化菌去除地下水硝酸盐和Fe2+的试验研究[D].西安建筑科技大学,2015.

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