The oxidation ditch system in Handan waste watertreatment plant (WWTP) is the first triple oxidation ditch system (T-OD) treating municipal wastewater in China, which was studied in this paper.

• 以三沟式氧化沟为对象，在现场试验的基础上，分析了环境因素和工艺参数(包括水温、水力停留时间、污泥龄)与运行方式对三沟式氧化沟去除有机物、脱氮、除磷效果的影响。