全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

活性污泥超声波预处理的降解特性与减量研究

Keywords: 超声波,污泥减量,降解特性,出水水质

Full-Text   Cite this paper   Add to My Lib

Abstract:

采用超声波处理序批式间歇反应器(SBR)中的活性污泥,通过改变活性污泥的超声波处理比例,分析SBR系统的污泥降解特性和减量效率。研究结果表明,超声波处理能有效促进系统污泥减量和污泥稳定,30%的处理比例使污泥表观产率和挥发性悬浮固体/悬浮固体(VSS/SS)较对照处理分别减少28%和5.1%,但处理系统出水水质轻微下降,30%和40%的处理比例使系统出水COD去除率较对照处理分别下降了9.5%和12.3%,出水浊度也出现了轻微增加,而污泥的沉降性能并没有产生明显影响。

References

[1]  Zhang P.Y,Zhang G.M,Wang W,Ultrasonic treatment of biological sludge:Floe disintegration,cell lysis and in-activation,Bioresource Technology,2007(1).
[2]  Yasui H,Shibata M,An innovative approach to reduce excess sludge production in the activated sludge process,Water Science and Technology,1994(9).
[3]  Saktaywin W,Tsuno H,Nagare H,Advanced sewage treatment process with excess sludge reduction and phosphorus recovery,Water Research,2005(5).
[4]  Neis U,Nickel K,Tiehm A,Enhancement of anaerobic sludge digestion by ultrasonic disintegration,Water Science and Technology,2000(9).
[5]  Tiehm A,Nickel K,Zellhorn M,Ultrasonic waste activated sludge disintegration for improving anaerobic stabilization,Water Research,2001(8).
[6]  Wang F,Ji M,Lu S,Influence of ultrasonic disintegration on the dewaterability of waste activated sludge,Environmental Progress,2006(3).
[7]  Chu C.P,Chang B.V,Liao G.S,Observations on changes in ultrasonically treated waste-activated sludge,Water Research,2001(4).
[8]  Zhang G.M,Zhang P.Y,Yang J.M,Ultrason ic reduction of excess sludge from the activated sludge system,Journal of Hazardous Materials,2007(3).
[9]  曹秀芹,陈珺,王洪臣,甘一萍,陈新华,超声处理对活性污泥系统污泥减量效果的研究,环境污染治理技术与设备,2006(6).
[10]  Feng X,Lei H.Y,Deng J.C,Physical and chemical characteristics of waste activated sludge treated ultrasonically,Chemical Engineering and Processing,2009(1).
[11]  国家环境保护总局,水和废水监测分析方法,北京:中国环境科学出版社,2002.
[12]  朱开金,马忠亮,污泥处理技术及资源化利用,北京:化学工业出版社,2007.
[13]  Dewil R,Baeyens J,Goutvrind R,The use of ultrasonics in the treatment of waste activated sludge,Chinese Journal of Chemical Engineering,2006(1).
[14]  何品晶,顾国维,李笃中,城市污泥处理与利用,北京:科学出版社,2003.
[15]  尹军,谭学军,污水污泥处理处置与资源化利用,北京:化学工业出版社,2005.
[16]  Liu Y,Chemically reduced excess sludge production in the activated sludge process,Chemosphere,2003(1).
[17]  Egemen E,Corpening J,Pad illa J,Evaluation of ozonation and cryptic growth for biosolids management in wastewater treatment,Water Science and Technology,1999(10-11).
[18]  Dewil R,Baeyens J,Goutvrind R,Ultrasonic treatment of waste activated sludge,Environmental Progress,2006(2).

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133