毕业设计(论文)-绥化市北林区城市污水回用 下载本文

绥化学院2014届本科生毕业论文

绥化学院

本科毕业论文

题目:绥化市北林区城市污水回用

学生姓名:

学 号: 201050797 专 业:资源环境与城乡规划管理 年 级: 2010 级 一 班 指导教师:

绥化学院2014届本科生毕业论文

Suihua University Graduation Paper

City Wastewater Reuse of Suihua,Beilin

District

Student name Yin Jian Student number 201050797 Major Resource environment and urban planning Supervising teacher Jiang Yongqi Lecturer

Suihua University

绥化学院2014届本科生毕业论文

摘 要

绥化市属于农业城市,农作物产量在全国占据重要位置。我们通过采用生物滤池污水处理系统,可以有效治理生活污水,一方面可以减少生活污水中BOD、COD、SS和某些病原体等有害物质的含量,达到排放标准,防止生活污水污染土地、农作物,进一步保护环境和人体健康;另一方面对达标后的生活污水加以利用,实现水资源的多级利用,间接的减少了生活污水的排放,从而达到节约水资源的目的。

关键词:生物滤池;生活污水;排放标准;多级利用

绥化学院2014届本科生毕业论文

Abstract

Suihua is an important agriculture city with mass production of crops in China. Using biological filter sewage treatment system, we can be effective in treating domestic sewage. On the one hand , it can reduce the content of sewage treatment in the BOD, COD, SS and certain pathogens and other harmful substances, to achieve discharge standards, sewage pollution prevention land, crops, further protect environment and human health. On the other hand, the use of standard of living sewage, realize multilevel utilization of water resources, indirect reduce sewage discharge, so as to achieve the purpose of saving water resource.

Key words: biological aerated filter; domestic sewage; emission standard; multilevel utilization