氨氮控制技术

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Waterworks ammonia control technology
Abstract: water quality objectives for the implementation of NH3<0.5 mg/L， this paper summarizes the main application of biological pretreatment process and how to realize the organic combination of biological pretreatment and conventional treatment process system， strengthen the biological treatment effect， in order to improve the water eutrophication effectively， improving water quality. Keywords: enhanced biological treatment; biological pretreatment; ammonia nitrogen
According to the bulletin of the State Environmental Protection Administration released the 2006 China water environment situation， the national surface water is moderately polluted.