西华大学毕业设计说明书目录摘要.................................................................................................................51前言................................................................................................................62设计总则.........................................................................................................72.1设计依据......................................................................................................72.2设计原则......................................................................................................73工程规划资料................................................................................................83.1自然条件.....................................................................................................83.2城市污水排放规划.....................................................................................94工程设计概况..............................................................................................104.1设计水质...................................................................................................104.2设计水量...................................................................................................124.3厂址选择...................................................................................................134.4工艺方案的比较和确定...........................................................................134.5工艺流程...................................................................................................205污水处理构筑物设计计算..........................................................................215.1粗格栅.......................................................................................................215.2污水提升泵房...........................................................................................245.3细格栅.......................................................................................................265.4钟式沉砂池...............................................................................................292西华大学毕业设计说明书5.5A2O生化反应池........................................................................................325.6辐流式二次沉淀池....................................................................................445.7混凝反应池................................................................................................515.8辐流式沉淀池............................................................................................535.9接触池........................................................................................................565.10计量设备..................................................................................................586污泥处理构筑物设计计算..........................................................................616.1污泥量计算................................................................................................616.2污泥浓缩池...............................................................................................626.3污泥脱水机房..........................................................................................657主要附属建筑设计.........................................................................
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