Effect of Intermittent Aeration on the Treatment Performance in a Submerged Membrane Bioreactor

查看全文 作　　者：CHANG [1,2]Junjun;LIANG [1]Wei;XIAO [1]Enrong;WU [1]Zhenbin

机构地区：[1]State Key Laboratory of Freshwater Ecology and Biotechnology /Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan 430072, Hubei, China;[2]Graduate University of Chinese Academy of Sciences, Beijing 100049, China

出　　处：《Wuhan University Journal of Natural Sciences》索引2010年第15卷第5期,共6页

基　　金：Supported by the Key Science Research Project of the Eleventh Five-Year Plan (2008ZX07106-003, 2008ZX07316-004);Tianjin Binhai New Area’s Construction Science and Technology Action Planning Project of Chinese Academy of Scienses (TJZX2-YW-07) 摘　　要：In order to improve removal for nitrogen in a pilot-scale submerged membrane bioreactor(SMBR),intermittent aeration was conducted,and the effect on the treatment performance under four kinds of operation condition(run 1,continuous aeration;run 2,60/60 min aeration on/off time;run 3,60/90 min aeration on/off time;run 4,60/75 min aeration on/off time) was evaluated.The results showed that depending on the specific on/off of the aeration time ratio,removal efficiency of nitrogen could be improved significantly,and the removal rates of total nitrogen(TN) under different operation conditions were 28.0%,59.5%,66.8% and 70.7%,respectively.There were no obvious differences for removal rates for CODCr and ammonia among different operation conditions.In general,intermittent aeration could be used as a feasible way to improve treatment performance for nitrogen in the SMBR. 关键词：一体式膜生物反应器曝气处理间歇曝气操作条件脱氮效率 CODCR 时间比去除率

相关文献

参考文献（29）
引证文献（2）
耦合文献（83）

参考文献(29)

引证文献(2)

耦合文献(83)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

Effect of Intermittent Aeration on the Treatment Performance in a Submerged Membrane Bioreactor

参考文献(29)

引证文献(2)

耦合文献(83)

用户提示