【正文】 ..................................................... 1 設(shè)計題目 .......................................................... 1 畢業(yè)設(shè)計任務(wù)與要求 ................................................ 2 設(shè)計的原始資料及依據(jù) ................................................................................................ 2 圖紙、程序、上機(jī)、實驗、外文翻譯等具體要求 .................................................... 4 主要參考資料、文獻(xiàn) .................................................................................................... 4 對設(shè)計說明書內(nèi)容的要求 ............................................................................................ 4 第二章 設(shè)計說明 ..................................................... 6 排水工程規(guī)劃 ..................................................................................................................... 6 污水管道規(guī)劃布置 ............................................................................................................. 6 雨水管道規(guī)劃布置 ............................................................................................................. 8 第三章 污水處理廠設(shè)計說明 ............................................ 9 廠址選擇 ............................................................................................................................. 9 工藝流程 ............................................................................................................................. 9 污水處理工藝流程 ....................................................................................................... 9 污泥處理工藝流程 ....................................................................................................... 9 處理構(gòu)筑物 ....................................................................................................................... 10 格柵 ............................................................................................................................. 10 沉砂池 ......................................................................................................................... 10 初沉池 ......................................................................................................................... 11 曝氣池 ......................................................................................................................... 11 二沉池 ......................................................................................................................... 11 濃縮池、消化池 ......................................................................................................... 11 第四章 污水處理廠工藝計算 ........................................... 12 粗格柵設(shè)計計算 ................................................................................................................ 12 設(shè)計原始數(shù)據(jù) .............................................................................................................. 12 進(jìn)水格柵設(shè)計 .............................................................................................................. 12 曝氣沉砂池的計算 ............................................................................................................ 14 泵房出水井 .................................................................................................................. 14 沉沙池池體計算 .......................................................................................................... 15 沉砂槽尺寸計算 ........................................................................................................ 16 沉砂池總高 .................................................................................................................. 17 排砂設(shè)備 ...................................................................................................................... 17 放空管 .......................................................................................................................... 17 輻流初沉池的計算 ............................................................................................................ 17 池體計算 ...................................................................................................................... 17 進(jìn)出水設(shè)計 .................................................................................................................. 20 曝氣池工藝計算 ............................................................................................................... 23 池體的計算 .................................................................................................................. 23 需氧量計算 .................................................................................................................. 25 供氣量計算 .................................................................................................................. 26 空氣管道系統(tǒng)計算 ...................................................................................................... 28 輻流式二沉池設(shè)計 ............................................................................................................ 29 池體計算 ...................................................................................................................... 29 進(jìn)出水計算 .................................................................................................................. 32 集配水井的設(shè)計計算 .................................................................................................. 34 消毒接觸池 ........................................................................................................................ 36 加氯量計算 .................................................................................................................. 36 加氯設(shè)備 ...................................................................................................................... 36 消毒接觸池設(shè)計 .......................................................................................................... 37 計 量設(shè)備 .........................................................................