【正文】 城鎮(zhèn)污水處理廠工藝設(shè)計(jì)（生物脫氮除磷工藝） _水污染課程設(shè)計(jì) 選題背景 第 1頁 (共 47頁 ) 目 錄 1．設(shè)計(jì)任務(wù)書 .................................................................................................. 3 ................................................................................................... 5 工程概況 .............................................................................................. 5 污水處理廠設(shè)計(jì)規(guī)模及污水水質(zhì) ........................................................ 5 設(shè)計(jì)規(guī)模 .......................................................................................................... 5 污水水質(zhì)及污水處理程度 .............................................................................. 5 污水處理廠工藝設(shè)計(jì) .......................................................................... 6 污水處理工藝設(shè)計(jì)要求 ................................................................................... 6 污水處理工藝選擇 ........................................................................................... 6 污泥處理工藝選擇 ......................................................................................... 11 污水處理廠工程設(shè)計(jì) ........................................................................ 12 污水處理廠總平面設(shè)計(jì) ................................................................................. 12 污水處理廠總高程設(shè)計(jì) ................................................................................. 15 各主要構(gòu)筑物及設(shè)備說明 ................................................................ 17 粗格柵間 ......................................................................................................... 17 水提升泵房 ..................................................................................................... 17 細(xì)格柵間 ......................................................................................................... 18 曝氣沉砂池 ..................................................................................................... 19 氧化溝 ............................................................................................................. 19 二沉池 ............................................................................................................. 20 接觸池 ............................................................................................................ 20 加氯間 ............................................................................................................. 21 污泥回流泵房 ................................................................................................. 21 污泥濃縮池 ................................................................................................... 22 污泥脫水間 ................................................................................................... 22 其他建筑物 ................................................................................................... 23 ................................................................................................. 23 設(shè)計(jì)依據(jù) ............................................................................................ 23 設(shè)計(jì)流量 ............................................................................................. 24 格柵設(shè)計(jì) ............................................................................................. 24 設(shè)計(jì)參數(shù) ......................................................................................................... 24 設(shè)計(jì)計(jì)算 ......................................................................................................... 24 曝氣沉砂池 ......................................................................................... 29 設(shè)計(jì)參數(shù) ......................................................................................................... 29 設(shè)計(jì)計(jì)算 ......................................................................................................... 29 氧化溝 ................................................................................................. 31 城鎮(zhèn)污水處理廠工藝設(shè)計(jì)（生物脫氮除磷工藝） _水污染課程設(shè)計(jì) 選題背景 第 2頁 (共 47頁 ) 設(shè)計(jì)參數(shù) ......................................................................................................... 31 設(shè)計(jì)計(jì)算 ......................................................................................................... 31 輻流式二沉池 ..................................................................................... 38 設(shè)計(jì)參數(shù) ......................................................................................................... 38 設(shè)計(jì)計(jì)算 ........................................................................................................ 38 消毒池 ................................................................................................. 40 設(shè)計(jì)參數(shù) ......................................................................................................... 40 設(shè)計(jì)計(jì)算 ........................................................................................................ 40 液氯投配系統(tǒng) ..................................................................................... 40 設(shè)計(jì)參數(shù) ......................................................................................................... 40 設(shè)計(jì)計(jì)算 ......................................................................................................... 41 計(jì)量堰 ................................................................................................. 41 泥回流泵房 ....................................................................................... 42 濃縮池 ............................................................................................... 42 泥脫水間 ........................................................................................... 42 ........................................................................................... 43 水廠工程造價(jià) .................................................................................... 43 計(jì)算依據(jù) ........................................................................................................ 43 單項(xiàng)構(gòu)筑物工程造價(jià)計(jì)算 ....................