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不同碳源条件下聚磷菌代谢特性

Keywords: 强化生物除磷,聚磷菌(PAO),胞内聚合物,碳源

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Abstract:

利用2套SBR系统在厌氧好氧交替条件下对聚磷菌(phosphorusaccumulatingorganisms,PAO)进行富集,分别采用乙酸和丙酸作为碳源。通过对典型周期内磷酸盐,聚羟基烷酸(polyhydroxyalkanoates,PHAs),糖原和多聚磷酸盐变化情况的分析,探讨了不同碳源下,聚磷菌胞内碳源物质的代谢机理以及其对于生物除磷的影响。结果表明,以乙酸为碳源时,PHAs的合成量和分解量都要高于丙酸为碳源,且PHAs主要成分以聚-β-羟丁酸(poly-β-hydroxybutyrate,PHB)为主,污泥的比释磷速率和比吸磷速率都要高于丙酸为碳源的情况。

References

[1]  Oehmen A.,Saunders A.M.,Vives M.T.,et al.Competition between polyphosphate and glycogen accumulating organisms in enhanced biological phosphorus removal systems with acetate and propionate as carbon sources.Journal of Biotechnology,2006,123(1):22-32
[2]  刘燕,陈银广,郑弘,等.乙酸丙酸比例对富集聚磷菌生物除磷系统影响研究.环境科学学报,2006,26(8):1278-1283 Liu Y.,Chen Y.G.,Zheng H.,et al.Effect of different ratios of propionic to acetic acid on phosphorus removal by an enriched culture of phosphorus accumulating organisms.Acta Scientiae Circumstantiae,2006,26(8):1278-1283(in Chinese)
[3]  Liu W.T.,Nakamura K.,Matsuo T.,et al.Internal energy-based competition between polyphosphate and glycogen-accumulating bacteria in biological phosphorus removal reactors:Effect of P/C feeding ratio.Water Research,1997,31(6):1430-1438
[4]  Comeau Y.,Hall K.J.,Hancock R.E.W.,et al.Biochemical model for enhanced biological phosphorus removal.Water Research,1986,20(12):1511-1521
[5]  Wentzel M.C.,Lotter L.H.,Loewenthal R.E., et al.Metabolic behaviour of Acinetobacter spp. in enhanced biological phosphorus removal: A biochemical mode.South African Water Research Commission,1986,12(4):209-224
[6]  Mino T.,van Loosdrecht M.C.M.,Heijnen J.J.Microbiology and biochemistry of the enhanced biological phosphate removal process.Water Research,1998,32(11): 3193-3207
[7]  Sudiana I.M.,Mino T.,Satoh H.,et al.Metabolism of enhanced biological phosphorus removal and non-enhanced biological phosphorus removal sludge with acetate and glucose as carbon source.Water Science and Technology,1999,39(6):29-35
[8]  国家环境保护总局.水和废水监测分析方法(第4版).北京:中国环境科学出版社,2002
[9]  Oehmen A.,Keller-Lehmann B.,Zeng R.J.,et al.Optimisation of poly-β-hydroxyalkanoate analysis using gas chromatography for enhanced biological phosphorus removal systems.Journal of Chromatography A,2005,1070(1-2):131-136
[10]  王暄,王景峰,季民,等.聚糖菌颗粒污泥的有机物吸收及胞内储存特性.中国环境科学,2005,25(5):597-601 Wang X.,Wang J.F.,Ji M.,et al.Characters of organics uptake and intracellular polymer storage of GAOs granular sludge.China Environmental Science,2005,25(5):597-601(in Chinese)
[11]  郭春艳.不同电子受体及pH值对聚磷菌代谢的影响.北京:北京工业大学硕士学位论文,2011 Guo C.Y.Effects of different electron acceptors and pH on metabolism of polyphosphate accumulating organisms.Beijing:Master\'s Degree Thesis of Beijing University of Technology,2011(in Chinese)
[12]  陈国梅.钼酸铵分光光度法测定城市污泥中的总磷.中国给水排水,2006,22(2):85-86 Chen G.M.Ammonium molybdate spectrophotometric method for determination of total phosphorus in municipal sewage sludge.China Water & Wastewater,2006,22(2):85-86(in Chinese)
[13]  彭永臻,祝贵兵.生物除磷设计与运行手册.北京:中国建筑工业出版社,2005
[14]  蒋涛,方婧,孙培德,等.C/P对EBPR系统PAOs与GAOs竞争及PHAs代谢过程影响研究.环境科学,2010,31(12):2938-2944 Jiang T.,Fang J.,Sun P.D.,et al.Effects of C /P on the competition between PAOs and GAOs and PHAs metabolism in EBPR system.Environmental Science,2010,31(12):2938-2944(in Chinese)
[15]  李夕耀,彭永臻,王淑莹,等.聚磷菌厌氧时吸收乙酸和丙酸的代谢模型.环境科学与管理,2008,33(8):37-42 Li X.Y.,Peng Y.Z.,Wang S.Y.,et al.Anaerobic metabolic model of up taking acetate and propionate by polyphosphate accumulating organisms.Environmental Science and Management,2008,33(8):37-42(in Chinese)
[16]  任中佳,王亚宜,耿军军.活性污泥胞内物质合成影响因素的研究进展.环境污染与防治,2011,33(4):74-80 Ren Z.J.,Wang Y.Y.,Geng J.J.Key factors impacting polyhydroxyalkanoates accumulation by activated sludge.Environmental Pollution & Contral,2011,33(4):74-80(in Chinese)
[17]  刘燕,行智强,陈银广,等.聚烃基烷酸转化对强化生物除磷影响研究.环境科学,2006,27(6):1103-1106 Liu Y.,Xing Z.Q.,Chen Y.G.,et al.Research on polyhydroxyalkanoate form a key aspect to enhanced biological phosphorus transformation.Environmental Science,2006,27(6):1103-1106(in Chinese)
[18]  Liu Y.H.,Geiger C.,Randall A.A.The role of poly-hydroxy-alkanoate form in determining the response of enhanced biological phosphorus removal biomass to volatile fatty acids.Water Environment Research,2002,74(1):57-67

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