This paper discusses the approach of wiping off the nitrogen in sewage disposal by the comparison with the method based on the parctice of Pingdingshan Sewage Disposal Factory.

• 以平顶山市污水处理厂为例,通过理论分析及总氮去除方法的比较,明确提出了氧化沟法污水处理厂对总氮去除的可行性工艺及技术。