摘要：

介绍了丹东化纤工业公司粘胶纤维生产废水的水质特点、处理工艺、主要构筑物及技术参数。该系统采用了曝气吹脱除硫化物—石灰乳中和除锌—活性污泥法去除有机物的物化—生化两级处理工艺,处理效果良好,出水中各项指标均达到国家规定的污水排放标准。

关键词: 粘胶废水, 锌, 有机物, 废水处理

Abstract:

This paper introduces the wastewater quality from viscose fiber production,treatment technology,main structure and technical parameter of Dandong Chemical Fiber Industry Company.The treatment system uses the physical and biological two-stage treatment scheme from which sulfides is removed by aeration stripping, Zn²⁺ is removed by lime cream neut ralization and sedimentation,organic matter is removed by activated sludge process.The treatment result is good.Each target accords with the standard of discharging wastewater in China.

Key words: viscose w astew ater, zinc, organic mat ter, wastewater t reatment

中图分类号: 

• X783.4