碳氮比对处理垃圾焚烧渗滤液反硝化系统中氮转化的影响
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- 论文作者：周梦 ; 孙德智
- 年：2016
- 作者机构：北京林业大学水体污染源控制技术北京市重点实验室污染水体源控与生态修复技术北京市高等学校工程研究中心;
- 论文关键词：COD/NOx--N ; 反硝化 ; 氮转化 ; N2O积累
- 会议召开时间：2016-12-14
- 会议录名称：2016全国水环境污染控制与生态修复技术高级研讨会论文集
- 语种：中文
- 分类号：X799.3
- 学会代码：HJKP
- 会议名称：2016全国水环境污染控制与生态修复技术高级研讨会
- 会议地点：中国云南腾冲
- 主办单位：中国环境科学学会、中国环境科学研究院
- 学会名称：中国环境科学学会
- 页数：4
- 文件大小：878k
- 原文格式：D
- 会议级别：全国
摘要
采用间歇流实验考察不同COD/NO_x~--N对垃圾焚烧渗滤液处理反硝化系统中氮素转化规律的影响。实验结果表明,COD/N对反硝化系统中各氮素的转化速率影响较大,当反硝化系统中COD/NO_x~--N的比值不低于3.45时,对反硝化速率影响很小,NO_3~--N可被完全还原,NO_2~--N先积累后消耗,过程中几乎没有N_2O的积累;当反硝化系统中COD/NO_x~--N的比值不高于2.90时,反硝化速率缓慢,NO_x~--N几乎不被还原,被认为是微生物的内源反硝化会导致N_2O的积累。
引文
[1]叶杰旭.城市生活垃圾焚烧厂渗沥液生物处理工艺及其效能研究[D].哈尔滨工业大学,2012
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[7]巩有奎,王淑莹,王莎莎,等.碳氮比对短程反硝化过程中N2O产生的影响[J].化工学报,2011,62(7):2049-2054
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[11]Yang Q,Liu X H,Peng C Y,et al.N(2)O production during nitrogen removal via nitrite from domestic wastewater:main sources and control method[J].Environmental Science&Technology,2009,43(24):9400-6
[2]刘钊,姜枫,党岩.氨氮对A/O2 MBBR处理垃圾焚烧渗沥液厌氧出水的影响[J].环境工程学报,2016,10(8):3986-3992
[3]孙世昌.城市污水处理典型工艺N2O的释放特征及减排策略研究[D].北京林业大学,2014SUN Shichang.Study on Characteristics and Reduction Strategies of N2O Emission from Typical Urban Wastewater Treatment Processes[D].Beijing Forestry University,2014(in Chinese)
[4]BELINE F,MARTINEZ J,MAROL C,et al.Application of the 15N technique to determine the contributions of nitrification and denitrification to the flux of nitrous oxide from aerated pig slurry[J].Water Research,2001,35(11):2774-2778
[5]LIU Jianyong,ZHOU Jiangping,WANG Yilan,et al.Effective bio-treatment of fresh leachate from pretreated municipal solid waste in an expended granular sludge bed bioreactor[J].Bioresource Technology,2010,101:1447-1452
[6]KISHIDA N,KIM J H,KIMOCHI Y,et al.Effect of C/N ratio on nitrous oxide emission from swine wastewater treatment process[J].Water Science&Technology,2004,49(5-6):359-65
[7]巩有奎,王淑莹,王莎莎,等.碳氮比对短程反硝化过程中N2O产生的影响[J].化工学报,2011,62(7):2049-2054
[8]谢丽,蔡碧婧,杨殿海,等.亚硝酸积累条件下反硝化脱氮过程动力学模型[J].同济大学学报(自然科学版),2009,37(2):224-228
[9]王淑莹,王赛,巩有奎.碳氮比对生物反硝化中N2O产量的影响[J].北京工业大学学报,2012,(6):898-903
[10]Itokawa H,Hanaki K,Matsuo T.Nitrous oxide production in high-loading biological nitrogen removal process under low cod/n ratio condition[J].Water Research,2001,35(3):657-64
[11]Yang Q,Liu X H,Peng C Y,et al.N(2)O production during nitrogen removal via nitrite from domestic wastewater:main sources and control method[J].Environmental Science&Technology,2009,43(24):9400-6