【正文】 ................................................................ 1 農(nóng)藥廠廢水現(xiàn)狀 ......................................................................................................... 1 農(nóng)藥廠廢水分類及其處理方法 ................................................................................. 2 有機磷 農(nóng)藥廢水的含污情況 ..................................................................................... 2 有機磷農(nóng)藥廢水的特點 ............................................................................................. 2 有機磷農(nóng)藥的危害 ..................................................................................................... 2 2 工程概況 ........................................................................................................................ 4 項目名稱 ..................................................................................................................... 4 設(shè)計任務(wù) ..................................................................................................................... 4 設(shè)計依據(jù)和設(shè)計原則 ................................................................................................. 4 設(shè)計依據(jù) .................................................................................................................. 4 設(shè)計原則 .................................................................................................................. 5 3 污水處理工藝選擇 ........................................................................................................ 7 選擇依據(jù) ..................................................................................................................... 7 污水處理工藝比選 ..................................................................................................... 7 各工藝流程 .............................................................................................................. 8 方案比較 .................................................................................................................. 9 曝氣生物濾池的缺點： ........................................................................................ 11 傳統(tǒng) SBR 法及 CASS 法 ...................................................................................... 11 SBR 工藝概述 ........................................................................................................... 12 設(shè)計方案 ................................................................................................................... 12 4 主要構(gòu)筑物的設(shè)計與計算 .......................................................................................... 14 格柵 ........................................................................................................................... 14 格柵說明 ................................................................................................................ 14 設(shè)計參數(shù) ................................................................................................................ 14 設(shè)計計算 ................................................................................................................ 15 細格柵 ....................................................................................................................... 16 第 II 頁 III 頁 曝氣沉砂池 ............................................................................................................... 18 設(shè)計說明 ................................................................................................................ 18 設(shè)計參數(shù) ................................................................................................................ 18 設(shè)計計算 ................................................................................................................ 19 SBR 反應(yīng)池 ............................................................................................................... 21 設(shè)計說明 ................................................................................................................ 21 設(shè)計參數(shù) ................................................................................................................ 22 設(shè)計計算 ................................................................................................................ 23 SBR 反應(yīng)池運行時間與水位控制 ........................................................................ 25 排水口高度和排水管管徑 .................................................................................... 25 過濾池 ....................................................................................................................... 26 設(shè)計說明 ................................................................................................................ 26 設(shè)計參數(shù) ................................................................................................................ 26 設(shè)計計算 ................................................................................................................ 26 消毒池 ....................................................................................................................... 27 設(shè)計說明 ................................................................................................................ 27 設(shè)計參數(shù) ................................................................................................................ 27 設(shè)計計算 ................................................................................................................ 27 中水池 ....................................................................................................................... 28 設(shè)計說明 ................................................................................................................ 28 設(shè)計參數(shù) ................................................................................................................ 28 設(shè)計計算 ................................................................................................................ 28 設(shè)備選型 .......................