摘要：

猪场废水有机物浓度高、悬浮物多、氨氮含量高、臭味大。某猪场废水处理原工艺运行费用高达9.41元/m³, 经过工艺改造采用A/O法后其运行成本仅1.93元/m³, 并且最终出水的COD、BOD₅、NH_3-N、SS分别在100、30、20、40 mg/L以下, 出水各项指标都达到了《广东省污水综合排放标准》的二级标准。

关键词: 猪场废水, 厌氧/好氧法, 废水处理

Abstract:

Hogpen wastewater is characterized by highly concentrated organism, high contents of SS and NH_3-N and bad odour. The original running cost was as high as 9.41￥/m³, but after the technical modification by using A/O process, its running cost is only 1.93￥/m³. The COD, BOD₅, NH_3- N and SS of the final effluent are less than 100, 30, 20 and 40 mg/L respectively, which reach the Second Class of the Guangdong Province Effluent Integrated Discharge Standard.

Key words: hogpen wastewater, A/O process, wastewater treatment

中图分类号: 

• X703.1