【正文】 ................................................................................................. 8 凈水廠規(guī)劃 ............................................................................................. 8 水廠供水范圍 ......................................................................................... 9 排水現(xiàn)狀及規(guī)劃 ................................................................................................ 9 排水現(xiàn)狀 ................................................................................................. 9 排水規(guī)劃 ................................................................................................. 9 污染現(xiàn)狀 ............................................................................................... 10 工程建設(shè)必要性 .............................................................................................. 10 環(huán)境保護(hù)的法律背景 ...................................................................................... 11 第二章 污水量與工程規(guī)模 ................................ 13 工程服務(wù)范圍 .................................................................................................. 13 污水水量預(yù)測(cè) .................................................................................................. 13 2 污水處理廠規(guī)模的確定 .................................................................................. 14 污水處理廠廠址的選擇 .................................................................................. 14 尾水受納水體與排放標(biāo)準(zhǔn)的確定 .................................................................. 14 受納水體 ............................................................................................... 14 排放方式 ............................................................................................... 14 第三章 污水處理工藝選擇 ................................ 15 進(jìn)出水質(zhì)與處理程度 ...................................................................................... 15 設(shè)計(jì)進(jìn)水水質(zhì) ....................................................................................... 15 設(shè)計(jì)出水水質(zhì) ....................................................................................... 17 設(shè)計(jì)處理程度 ....................................................................................... 19 水質(zhì)特性分析 ....................................................................................... 19 污水處理工藝的比較 ...................................................................................... 19 常規(guī)污水處理工藝 ............................................................................... 19 常用除磷脫氮工藝 ............................................................................... 21 “硅藻納米微孔污水深度處理專利技術(shù)”工藝 ............................... 35 污水處理工藝的確定 ...................................................................................... 40 處理工藝分析 ....................................................................................... 40 工藝方案比選 ....................................................................................... 44 污泥處理工藝的選擇 ...................................................................................... 47 污泥處理目的 ....................................................................................... 47 污泥特性分析 ....................................................................................... 47 污泥處理工藝 ....................................................................................... 48 污泥最終處置 ....................................................................................... 49 沉渣回收再利用 ................................................................................... 49 出水消毒 .......................................................................................................... 51 3 第四章 推薦方案工程設(shè)計(jì) ................................ 55 設(shè)計(jì)原則 .......................................................................................................... 55 總體布局原則 ....................................................................................... 55 總體設(shè)計(jì) .......................................................................................................... 55 廠區(qū)總平面布置 ................................................................................... 55 廠區(qū)豎向設(shè)計(jì) ....................................................................................... 56 基礎(chǔ)設(shè)施設(shè)計(jì) ....................................................................................... 57 廠區(qū)綠化設(shè)計(jì) ....................................................................................... 57 工藝設(shè)計(jì) .......................................................................................................... 58 工藝流程設(shè)計(jì) ....................................................................................... 58 工藝單體設(shè)計(jì) ....................................................................................... 58 主要指標(biāo) .......................................................................................................... 64 總平面技 術(shù)經(jīng)濟(jì)指標(biāo)表 ....................................................................... 64 主要建、構(gòu)筑物 ................................................................................... 64 污水廠主要設(shè)備一覽表 ....................................................................... 65 建筑設(shè)計(jì) .......................................................................................................... 65 設(shè)計(jì)原則 ............................................................................................... 66 單體設(shè)計(jì) ............................................................................................... 66 裝修標(biāo)準(zhǔn) ............................................................................................... 66 建筑防火 ............................................................................................... 67 結(jié)構(gòu)設(shè)計(jì) .......................................................................................................... 6