Method for screening anaerobic ammonia oxidation strains

An embodiment of the invention discloses a method for screening anaerobic ammonium oxidation strains, and belongs to the technical field of water treatment. The method comprises the following steps of(1) selecting wastewater sludge; (2) preparing simulated wastewater; and (3) performing enrichment culture of the anaerobic ammonium oxidation strains. According to the invention, the anaerobic ammonia oxidation strains can be effectively enriched and screened, and technical support is provided for a sewage denitrification process; and the anaerobic ammonia oxidation denitrification process is applied to sewage treatment, has the advantages of high total nitrogen removal rate, low operating cost, less residual sludge and low energy consumption, and is suitable for wastewater with low carbon-nitrogen ratio. 本发明实施例公开了一种厌氧氨氧化菌种的筛选方法，属于水处理技术领域，包括如下步骤：(1)选择废水污泥；(2)模拟废水水配制；(3)厌氧氨氧化菌种的富集培养。本发明能够有效富集筛选得到厌氧氨氧化菌种，对污水脱氮工艺提供技术支持；本发明的厌氧氨氧化脱氮工艺应用于污水处理中，总氮去除率高，运行成本低，剩余污泥少，能源消耗低，适合低碳氮比的废水。