【正文】 ............................................................................................................. 6 設(shè)計目的和意義 ......................................................................................................................... 6 設(shè)計目的 .......................................................................................................................... 6 設(shè)計意義 .......................................................................................................................... 6 設(shè)計基本要求 ...................................................................................................................... 6 設(shè)計資料 .................................................................................................................................... 7 廢水水量 .......................................................................................................................... 7 廢水進、出水質(zhì) ............................................................................................................... 7 設(shè)計依據(jù) .................................................................................................................................... 7 設(shè)計內(nèi)容 .................................................................................................................................... 7 第二章 設(shè)計方案的比較和確定 ............................................................................................................. 8 工藝流程選擇的原則 .................................................................................................................. 8 影響工藝流程選擇的因素 ........................................................................................................... 8 氮肥廠廢水處理方案的比較和選擇 ............................................................................................. 8 當前主要處理方法的比較 ................................................................................................. 8 空氣吹脫法 +AO 法 ......................................................................................................... 10 廢水處理工藝流程 .......................................................................................................... 11 其他工程方案 ................................................................................................................. 12 第三章 處理單元的設(shè)計計算 .............................................................................................................. 13 格柵的設(shè)計 .............................................................................................................................. 13 基本參數(shù)的確定 ............................................................................................................. 14 計算公式 ........................................................................................................................ 14 設(shè)計計算 ........................................................................................................................ 15 初沉池的設(shè)計 ........................................................................................................................... 17 基本參數(shù)的確定 ............................................................................................................. 17 計算公式 ........................................................................................................................ 18 設(shè)計計算 ........................................................................................................................ 19 調(diào)節(jié)池的設(shè)計 ........................................................................................................................... 21 基本參數(shù)的確定 ............................................................................................................. 21 設(shè)計計算 ........................................................................................................................ 21 吹脫塔的 設(shè)計 ........................................................................................................................... 22 基本參數(shù)的確定 ............................................................................................................. 22 設(shè)計計算 ........................................................................................................................ 22 吹脫塔設(shè)計計算 ............................................................................................................. 23 AO 池的設(shè)計 ............................................................................................................................ 25 基本參數(shù)的確定 ............................................................................................................. 25 計算公式 ........................................................................................................................ 25 AO 池設(shè)計計算 ............................................................................................................ 27 剩余污泥量的設(shè)計計算 .................................................................................................. 27 供氣量設(shè)計 .................................................................................................................... 29 合肥學院 2020 級 畢業(yè)設(shè)計 爆氣裝置 .................................................................................................................... 30 曝氣系統(tǒng)設(shè)計 ................................................................................................................ 30 二沉池的設(shè)計 ........................................................................................................................... 30 基本參數(shù)的確定 ............................................................................................................. 30 計算公式 ........................................................................................................................ 31 設(shè)計計算 ...........................................................................................................