济宁市任城区新城区污水处理工程项目可行性实施报告

市任城区新城区污水处理工程

可行性研究报告

目录

项目总论 (6)

前言 (8)

1.编制依据、原则和围 (10)

1.1编制依据_______________________________________________10

1.2编制原则_______________________________________________12

1.3编制围及容_____________________________________________13

2.工程背景 (14)

2.1城市概况_______________________________________________14

2.2自然条件_______________________________________________16

2.3建设污水处理厂的必要性 _________________________________20

3.城市给水排水现状和规划 (21)

3.1城市给水现状___________________________________________21

3.2城市排水现状___________________________________________24

4. 西城区南部排水区域： (25)

3.3市任城新区规划_________________________________________26

4.建设规模及处理程度 (30)

4.1建设规模_______________________________________________30

4.2污水处理程度___________________________________________32

4.3受纳水体_______________________________________________33

4.4污泥出路_______________________________________________33

5.工艺方案选择 (34)

5.1处理工艺确定原则_______________________________________34

5.2污水处理厂重点处理项目 _________________________________34

5.3污水处理工艺方案选择___________________________________36

5.4预处理阶段_____________________________________________37

5.5二级处理阶段___________________________________________38

5.6三级深度处理阶段_______________________________________44

5.7污泥处理方案___________________________________________46

5.8消毒技术方案选择_______________________________________49 5.9采用化学除辅助除磷_____________________________________51

5.10氧化沟曝气方式比选_____________________________________51

6.工程设计 (52)

6.1污水处理厂厂址选择_____________________________________52

6.2污水处理厂占地规模_____________________________________53

6.3用地方案_______________________________________________53

6.4污水处理厂工艺设计_____________________________________53

6.5电气设计_______________________________________________69

6.6自控系统_______________________________________________76

6.7仪表系统设计___________________________________________81

6.8污水处理厂总平面设计___________________________________82

6.9建筑设计_______________________________________________83

6.10结构设计_______________________________________________83

6.11给排水及采暖通风设计___________________________________85

7.污水管网设计 (87)

7.1设计原则_______________________________________________87

7.2污水管网收集围_________________________________________87

7.3排水系统方案___________________________________________87

7.4管网工程设计___________________________________________89

7.5管材比选及附属构筑物设计 _______________________________92

7.6管道施工与维护_________________________________________95

7.7管网工程量____________________________________________100

8.环境保护 (101)

8.1环境保护______________________________________________101

8.2劳动安全卫生措施______________________________________105

8.3消防__________________________________________________106

9.节能分析 (108)

9.1设计依据______________________________________________108