高氮磷有机食品废水处理工程实例分析

孙理密,翟纪学,张德清,孙翔宇,朱丽

A treatment project case of organic food wastewater with high concentrations of nitrogen and phosphorus compounds

Limi SUN,Jixue ZHAI,Deqing ZHANG,Xiangyu SUN,Li ZHU

表2 处理工程运行效果 (mg/L)

Table 2 The project’s treatment effects

处理单元 COD BOD5 SS TP NH3-N TN 进水 9 985 2 998 2 991 100 160 260 絮凝式初沉池+调节池 7 853 — 159 96 — — UASB池+中间沉淀池 448 326 — 85 — 208 A/O+二沉池 196 15 68 77 1.0 18 絮凝式终沉池 48 15 61 0.8 1.0 18 总去除率/% 99.5 99.5 98.0 99.2 99.4 93.1