SBR法处理豆制品废水工艺研究

Da-xing CHEN,Jin-long ZUO,Xing-guo YANG,Xiao-yue WANG,De-ying MU

Journal of Harbin University of Commerce(Natural Sciences Edition)（2017）

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Abstract

采用SBR法处理模拟豆制品废水,考察低溶解氧条件下反应时间对SBR反应系统效果的影响.实验结果表明,进水COD为350~450 mg/L时,对废水中的 COD 、NH4+-N、NO2--N、NO3--N有较好的去除能力.当曝气3 h左右后NO2-N积累达到最大值,此时停止曝气可以有效的节约曝气量和曝气时间,从而达到节约电能.减少运行成本.

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Key words

bean products wastewater,low dissolved oxygen,COD,removal effect,NO2--N,saving power

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