【正文】 ........... 2 設(shè)計(jì)水量 ..................................................................................... 3 原水水質(zhì) ..................................................................................... 3 處理要求 ..................................................................................... 4 3. 設(shè)計(jì)依據(jù)、設(shè)計(jì)原則及內(nèi)容 ............................................................ 5 設(shè)計(jì)依據(jù) ..................................................................................... 5 設(shè)計(jì)原則 ..................................................................................... 6 設(shè)計(jì)內(nèi)容 ..................................................................................... 7 工程內(nèi)容 ..................................................................................... 7 4. 焦化廢水處理 方案 比選 .................................................................... 8 焦化廢水處理項(xiàng)目 ? 方案設(shè)計(jì) () II 焦化廢水的特點(diǎn) .......................................................................... 8 酚含 量高 ................................................................................ 8 氨氮含量高 ............................................................................ 8 難降解有機(jī)物含量高 ............................................................ 9 關(guān)鍵工藝的選擇 .......................................................................... 9 物化法 ................................................................................... 9 生化法 ................................................................................... 9 結(jié)論 ..................................................................................... 10 主要工藝原理 ............................................................................ 10 A2/O2 工藝原理 .................................................................... 10 厭氧段（ A1 段） ........................................................... 11 生物反硝化脫氮過(guò)程（ A2 段） .................................... 11 好氧生物硝化過(guò)程（ O1段） ........................................ 13 接觸氧化（ O2） ............................................................ 15 工藝特點(diǎn) ........................................................................ 15 沸石吸附法 .......................................................................... 15 專屬性菌種（ EMO） ......................................................... 16 推薦的工藝流程及說(shuō)明 ............................................................ 17 工藝流程圖 .......................................................................... 17 焦化廢水處理項(xiàng)目 ? 方案設(shè)計(jì) () III 預(yù)處理工藝說(shuō)明 .................................................................. 19 污水提升池 .................................................................... 19 事故池 ............................................................................ 19 隔油池 ............................................................................ 19 氣浮池 ............................................................................ 19 調(diào)節(jié)池 ............................................................................ 20 生化處理工藝說(shuō)明 .............................................................. 20 厭氧池 ............................................................................ 20 缺氧池 ............................................................................ 21 好氧池 ............................................................................ 23 二沉池 ............................................................................ 23 生物接觸氧化池 ............................................................ 24 深度處理工藝說(shuō)明 .............................................................. 25 混凝沉淀池 .................................................................... 25 砂濾池 ............................................................................ 25 高效氨吸附池 ................................................................ 26 污泥處理工藝說(shuō)明 .............................................................. 26 污泥濃縮池 .................................................................... 27 污泥脫水 ........................................................................ 27 焦化廢水處理項(xiàng)目 ? 方案設(shè)計(jì) () IV 工藝流程特點(diǎn) ............................................................................ 28 處理效果預(yù)測(cè) ............................................................................ 29 5. 主要構(gòu)筑物設(shè)計(jì)及設(shè)備選型 .......................................................... 30 預(yù)處理部分 ............................................................................... 30 污水提升池 .......................................................................... 30 人工粗格柵 .................................................................... 30 池體 ............................................................................... 30 提升泵 ............................................................................ 31 事故泵 ............................................................................ 31 事故池 ................................................................................. 31 池體 ............................................................................... 31 潛污泵 ............................................................................ 32 潛水?dāng)嚢铏C(jī) .................................................................... 32 蒸氣管 ............................................................................ 32 隔油池 ................................................................................. 32 池體 ............................................................................... 33 雙邊 驅(qū)動(dòng)行車式刮油機(jī) ................................................ 33 氣浮池 ................................................................................. 33 設(shè)備 ............................................................................... 33 焦化廢水處理項(xiàng)目 ? 方案設(shè)計(jì) () V 調(diào)節(jié)池 ..............................................................