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硅胶膜曝气生物反应器同步短程硝化反硝化研究

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Indexed by:期刊论文

Date of Publication:2015-01-20

Journal:工业水处理

Included Journals:PKU、ISTIC、CSCD

Volume:35

Issue:1

Page Number:32-36

ISSN No.:1005-829X

Key Words:膜曝气生物反应器(MABR);短程硝化反硝化;脱氮

Abstract:以疏水性无孔硅橡胶管为膜曝气组件,通过长期的运行试验,对硅胶膜曝气生物反应器中实现同步短程硝化反硝化的可行性进行了研究。结果显示:在温度为32℃,pH为7.5~8.0,溶解氧为0.5 mg/L, HRT为12 h,进水COD为300 mg/L,NH4+-N为60 mg/L时,SMABR具有最佳去除效果,此时出水NO2--N为7.3 mg/L,NO3--N未检测到,NH4+-N、TN、COD去除率分别为82.9%、71.0%、90.0%。研究结果表明:SMABR通过改变反应条件能稳定实现同步短程硝化反硝化。

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