The BSM1 is based on the active sludge models,and the chosen layout is aimed at C/N removal and largely used in full-scale plants.It is composed of a biological reactor and a clarifier.

• 该模型建立在活性污泥法处理废水的基础之上,所选择的建模对象是一种简单常见的生物反应器和二次沉淀池组成的活性污泥水处理系统,致力于C、N的去除。