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环境工程学报 2010
Study on alkalinity as indicator for simultaneous nitrification and denitrification in MBR
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Abstract:
The study aimed at investigating alkalinity as a reliable indicator for the effect of SND under a series of operational conditions by MBR.Under sufficient denitrification,effluent alkalinity exhibited a linear correlation with TN concentration(Alk=3.22N]+333.08,R2=0.85),with effluent alkalinity of 330~440 mg/L.While under sufficient nitrification,effluent alkalinity exhibited a linear reverse correlation with TN concentration(Alk=-4.93N]+317.86,R2=0.89),with effluent alkalinity of 60~280 mg/L.Furthermore,...