目录
摘要................................................................1
关键词..............................................................1
Abstract............................................................1
Key words...........................................................1
1总论..............................................................1
1.1引言............................................................1
1.2设计任务及设计资料..............................................2
1.2.1概况..........................................................2
1.2.2城市气象资料..................................................2
1.2.3水文资料......................................................2
1.2.4污水处理厂污水干管数据........................................2
1.2.5处理规模......................................................2
1.2.6设计进出水水质................................................3
1.3设计依据..................................... *景先生毕设|www.jxszl.com +Q: ^351916072* 
...................3
1.4设计原则........................................................3
2污水处理工艺比选..................................................3
2.1工艺比选........................................................3
2.1.1可选工艺分析..................................................3
2.1.2国内污水处理厂实际建设运营情况...............................6
2.2确定工艺流程及流程简介..........................................7
3废水处理工艺设计计算..............................................7
3.1设计流量........................................................7
3.2污染物去除效率估算..............................................7
3.3污水处理系统设计计算............................................8
3.3.1中格栅......................................................8
3.3.2泵站......................................................10
3.3.3细格栅.....................................................10
3.3.4钟式沉砂池.................................................12
3.3.5配水井.....................................................13
3.3.6初沉池.....................................................14
3.3.7倒置A/A/O.......................................................15
3.3.8二沉池.......................................................20
3.3.9接触消毒池.................................................24
3.3.10计量槽......................................................26

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