山西市政污水处理厂氨氮去除应急处理方案

Emergency treatment of ammonia nitrogen removal in Shanxi municipal sewage treatment plant

针对山西市政污水处理厂出水COD、氨氮、总磷3项水质指标,由《城镇污水处理厂污染物排放标准》(GB18918-2002)中的一级A标准提高至《地表水环境质量标准》中的V类,在升级改造期间,为了满足山西省该河流断面水质考核达标,解决出水氨氮超标的问题,对其进水水质情况进行了调研,分析了出水氨氮超标的可能原因,并提出了对应的应急处理建议及措施,以供发生类似现象的污水处理厂参考。

For Shanxi municipal sewage treatment plant,the three water quality indicators of COD,ammonia nitrogen,and total phosphorus were raised from the level A standard in the"Municipal Sewage Treatment Plant Pollutant Emission Standard"(GB18918-2002)to Category V of the"Surface Water Environmental Quality Standard".In order to meet the standard of water quality assessment in the section of the river in Shanxi province,the problem of excess ammonia nitrogen was solved,the water quality of water intake was investigated,the possible causes of excess ammonia nitrogen were analyzed,and the corresponding emergency treatment suggestions and measures were put forward,providing reference for similar on-site sewage treatment plants.