【正文】 ................................... 10 第 4 章 污水廠的工藝設(shè)計(jì)選擇 ......................................................... 11 格柵的選擇 .......................................................................................................11 沉砂池的選擇 ....................................................................................................11 氧化溝類型的選擇 ........................................................................................... 12 二沉池的選擇 .................................................................................................. 15 污泥處理工藝的選擇 ....................................................................................... 16 消毒池 ............................................................................................................ 18 巴氏計(jì)量槽 ...................................................................................................... 18 第 5 章 各建構(gòu)筑物設(shè)計(jì)規(guī)模 ............................................................ 19 污水提升泵房 ................................................................................................... 19 目錄 Ⅳ 細(xì)格柵 ............................................................................................................ 19 沉砂池 ............................................................................................................ 20 厭氧池 ............................................................................................................. 20 氧化溝 ............................................................................................................. 20 二沉池 ............................................................................................................ 21 消毒池 ............................................................................................................. 21 污泥泵房設(shè)計(jì) ................................................................................................... 21 污泥濃縮池 ...................................................................................................... 21 ........................................................................................................... 22 脫水機(jī)房 ........................................................................................................ 22 第二部分 朱家橋污水處理廠設(shè)計(jì)計(jì)算書 ......................................... 23 第 6 章 原水水量計(jì)算 ........................................................................ 23 近期水量計(jì)算 ................................................................................................... 23 遠(yuǎn)期水量計(jì)算 ................................................................................................... 23 第 7 章 污水處理 程度計(jì)算 ................................................................ 25 污水的 COD 處理程度計(jì)算 .............................................................................. 25 污水的 5BOD 處理程度計(jì)算 ............................................................................. 25 污水的 SS處理程度計(jì)算 .................................................................................. 26 污水的氨氮處理程度計(jì)算 ................................................................................. 26 污水的磷酸鹽處理程度計(jì)算 .............................................................................. 26 第 8 章 污水的一級(jí)處理構(gòu)筑物設(shè)計(jì)計(jì)算 ....................................... 27 中格柵 ............................................................................................................. 27 格柵的設(shè)計(jì) ............................................................................................ 27 設(shè)計(jì)依據(jù) ................................................................................................ 27 中格柵設(shè)計(jì)計(jì)算 ..................................................................................... 28 提升泵站 .......................................................................................................... 33 泵站設(shè)計(jì)的原則 ..................................................................................... 33 泵房形式及工藝布置 .............................................................................. 33 泵房設(shè)計(jì)計(jì)算 ......................................................................................... 34 細(xì)格柵設(shè)計(jì)計(jì)算 ............................................................................................... 37 沉砂池 ............................................................................................................. 41 沉砂池設(shè)計(jì)的原則 .................................................................................. 41 設(shè)計(jì)參數(shù) ................................................................................................ 42 設(shè)計(jì)計(jì)算 ............................................................................................... 42 第 9 章 污水的二級(jí)處理設(shè)計(jì)計(jì)算 ................................................... 44 厭氧池 +氧化溝工藝計(jì)算 ................................................................................... 45 設(shè)計(jì)參數(shù) ................................................................................................ 45 目錄 Ⅲ 厭氧池計(jì)算 ............................................................................................ 47 氧化溝計(jì)算 ............................................................................................ 48 設(shè)計(jì)參數(shù)的較核 ..................................................................................... 50 進(jìn)出水系統(tǒng)計(jì)算 ..................................................................................... 50 剩余污泥量計(jì)算 ..................................................................................... 51 需氧量計(jì)算 ............................................................................................ 51 供氣量 ................................................................................................... 52 設(shè)備選擇計(jì)算 ......................................................................................... 54 輻流式沉淀池 ..............................................................................