【正文】 ............................................................................................... 3 氣象 ......................................................................................................... 3 污水處理廠廠區(qū)概況 ................................................................................ 4 污水廠的設(shè)計規(guī)模 .............................................................................................. 4 進出水水質(zhì) ........................................................................................................ 4 處理程度的計算 ................................................................................................. 5 生物脫氮除磷工藝的可行性 ................................................................................ 5 工藝比較及確定 ................................................................................................. 6 工藝流程的選擇 ................................................................................................10 第二部分 污水廠設(shè)計 ....................................................................................................12 第一章 污水設(shè)計計算 ....................................................................................................12 進水控制井計算 ................................................................................................12 管道計算 .................................................................................................12 尺寸計算 .................................................................................................12 粗格柵的計算 ...................................................................................................13 污水提升泵房 ....................................................................................................17 水泵的選擇 .............................................................................................17 集水池 ....................................................................................................17 泵位及安裝 .............................................................................................18 泵房草圖 ................................................................................................18 細格柵 ..............................................................................................................18 曝氣沉砂池 .......................................................................................................22 平流式初沉池 ...................................................................................................26 A2/O 生物反應(yīng)池 ...............................................................................................33 設(shè)計參數(shù) .................................................................................................33 平面尺寸計算 .........................................................................................35 進出水系統(tǒng) .............................................................................................37 其他管道設(shè)計 ..........................................................................................40 剩余污泥量 .............................................................................................40 曝氣系統(tǒng) ..........................................................................................................40 需氧量的計算 ..........................................................................................41 供氣量 ....................................................................................................41 輻流式二沉池 ...................................................................................................44 接觸消毒池 ....................................................................................................51 消毒劑的選擇 .......................................................................................51 消毒劑的投加 .......................................................................................52 平流式消毒接觸池 ................................................................................52 計量設(shè)備 ........................................................................................................55 計量設(shè)備選擇 .......................................................................................55 巴氏計量槽設(shè)計 ....................................................................................56 第二章 污泥處理構(gòu)筑物 設(shè)計計算 ..................................................................................60 污泥量計算 .......................................................................................................60 初沉池污泥量計算 ...................................................................................60 剩余污泥量計算 ......................................................................................61 污泥濃縮池 .......................................................................................................62 貯泥池 .............................................................................................................67 污泥消化池 .......................................................................................................70 容積計算 ................................................................................................70 平面尺寸計算 .........................................................................................73 消化后的污泥量計算 ...............................................................................74 污泥脫水 ..........................................................................................................75 脫水污泥量計算 ......................................................................................75 脫水機的選擇 .........................................................................................76 第三章 高程計算 ...........................................................................................................78 污水水頭損失計算 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