【正文】 ................................................... 2 設(shè)計(jì)依據(jù) .......................................................................................................................... 2 設(shè)計(jì)原則 .......................................................................................................................... 2 2 污水處理工藝選擇及說明 ..................................................................................................... 3 氣象與水文資料 .............................................................................................................. 3 工藝選擇 .......................................................................................................................... 3 氧化溝工藝 ................................................................................................................ 3 活性污泥工藝 ..................................................................................................... 4 工藝 .................................................................................................................... 4 工藝方案分析 .................................................................................................................. 6 流 程各結(jié)構(gòu)介紹 .............................................................................................................. 7 3 主要工藝參數(shù)設(shè)計(jì)計(jì)算 ......................................................................................................... 9 格柵 .................................................................................................................................. 9 設(shè)計(jì)說明 .................................................................................................................... 9 格柵計(jì)算 .................................................................................................................... 9 柵渣量計(jì)算 .............................................................................................................. 10 污水提升泵站 ................................................................................................................ 11 設(shè)計(jì)說明 .................................................................................................................. 11 設(shè)計(jì)選型 .................................................................................................................. 11 提升泵房 .................................................................................................................. 11 曝氣沉砂池 .................................................................................................................... 11 設(shè)計(jì)說明 .................................................................................................................. 11 池體設(shè)計(jì)計(jì)算 .......................................................................................................... 12 曝氣系統(tǒng)設(shè)計(jì)計(jì)算 .................................................................................................. 12 II 進(jìn)水、出水及撇油 .................................................................................................. 13 排砂量計(jì)算 .............................................................................................................. 13 提砂泵房與砂水分離器 ................................................................................................ 13 鼓風(fēng)機(jī)房 ........................................................................................................................ 14 氧化溝 ............................................................................................................................ 14 設(shè)計(jì)說明 .................................................................................................................. 14 池體設(shè)計(jì)計(jì)算 .......................................................................................................... 16 需氧量計(jì)算 .............................................................................................................. 18 曝氣機(jī)數(shù)量和選型 .................................................................................................. 19 污泥計(jì)算 .................................................................................................................. 19 二沉池 ............................................................................................................................ 20 設(shè)計(jì)說明 .................................................................................................................. 20 池體設(shè)計(jì)計(jì)算 .......................................................................................................... 20 進(jìn)水系統(tǒng)計(jì)算 .......................................................................................................... 22 出水部分設(shè)計(jì) .......................................................................................................... 22 排泥部分設(shè)計(jì) .......................................................................................................... 23 消毒接觸池 .................................................................................................................... 24 設(shè)計(jì)說明 .................................................................................................................. 24 池體設(shè)計(jì)計(jì)算 .......................................................................................................... 24 加氯量計(jì)算 .............................................................................................................. 24 污泥濃縮池 .................................................................................................................... 24 設(shè)計(jì)說明 .................................................................................................................. 24 池體設(shè)計(jì)計(jì)算 .......................................................................................................... 25 濃縮污泥提升泵房 ...................................................................................................... 26 污泥脫水間 ...............