【正文】 ..................................................... 2 地形地貌，工程地質(zhì)及水文地質(zhì) ......................................... 2 設(shè)計水量與水質(zhì) ...................................................... 2 第二章 污水管網(wǎng)設(shè)計 ............................................................... 4 排水系統(tǒng)體制的確定 ........................................................ 4 排水系統(tǒng)規(guī)劃設(shè)計原則 ................................................ 4 排水系統(tǒng)體制的選擇 .................................................. 4 污水管網(wǎng)平面布置 .......................................................... 5 污水管段及其劃分 .................................................... 5 污水管網(wǎng)平面布置 .................................................... 5 污 水管道的設(shè)計計算 ........................................................ 6 參數(shù)要求 ............................................................ 6 設(shè)計管段 ............................................................ 7 生活污水量總變化系數(shù) ................................................ 7 管道計算 .................................................................. 8 第三章 污水處理廠設(shè)計 ............................................................. 8 污水處理廠址選擇 .......................................................... 8 污水污泥處理工藝選擇 ...................................................... 9 水質(zhì) ................................................................ 9 污水、污泥處理工藝選擇 .............................................. 9 工藝流程的選擇 ............................................................ 13 主要生產(chǎn)構(gòu)筑物工藝設(shè)計 ................................................... 13 進水泵房 ........................................................... 13 細格柵和沉砂池 ..................................................... 13 鼓風(fēng)機房 ........................................................... 14 二次沉淀池 ......................................................... 14 IV 配水集泥井 ......................................................... 14 污泥濃縮池 ......................................................... 14 脫水車間 ........................................................... 14 第四章 污水廠構(gòu)筑物的設(shè)計計算 ..................................................... 14 中格柵設(shè)計 ............................................................... 14 格柵的設(shè)計要求 ..................................................... 14 設(shè)計參數(shù) ........................................................... 15 中格柵的設(shè)計計算 ................................................... 15 提升泵站的設(shè)計 ........................................................... 18 設(shè)計參數(shù) ........................................................... 18 水泵站設(shè)計流量和揚程的確定 .......................................... 18 水泵機組的選擇 ..................................................... 19 集水池容積及其布置 ................................................. 19 水泵機組布置 ....................................................... 19 吸水管路的布置 ..................................................... 19 壓水管路的布置 ..................................................... 19 泵站揚程的校核 ..................................................... 20 泵站輔助設(shè)施 ....................................................... 20 細格柵的設(shè)計計算 ......................................................... 21 設(shè)計參數(shù) ........................................................... 21 細格柵設(shè)計計算 ..................................................... 21 沉沙池的設(shè)計計算 ......................................................... 23 卡羅塞爾氧化溝的設(shè)計計算 .................................................. 24 設(shè)計要點 ........................................................... 24 設(shè)計計算 ........................................................... 24 BOD5的去除率 ................................................... 25 COD的去除率 ......................................................... 25 SS的去除率 .......................................................... 25 ......................................................... 25 ....................................................... 25 .............................................................. 26 曝氣系統(tǒng)的設(shè)計計算 ....................................................... 31 設(shè)計要點 ........................................................... 31 V 曝氣池的設(shè)計 ....................................................... 31 污泥回流設(shè)備 ....................................................... 35 混合液回流設(shè)備 ..................................................... 35 二沉池的設(shè)計計算 ......................................................... 36 設(shè)計要求 ........................................................... 36 . 設(shè)計參數(shù) .......................................................... 37 設(shè)計計算 ........................................................... 37 清水池的設(shè)計計算 ......................................................... 40 消毒接觸池 ............................................................... 40 計量設(shè)備 ................................................................ 42 第五章 污泥處理構(gòu)筑物的設(shè)計與計算 ................................................. 44 概述 ..................................................................... 44 污泥濃縮 ................................................................. 44 貯泥池 ................................................................... 46 污泥脫水 ................................................................. 47 第六章 污水處理廠總體布置 ........................................................ 48 污水廠平面布置 ........................................................... 48 污水處理廠平面布的原則 ............................................. 48 污水處理廠 的平面布置 ................................................... 50 污水廠的高程布置 ......................................................... 50 污水廠高程的布置方法 ............................................... 50 本污水處理廠高程計算 ............................................... 51 結(jié) 論 ............................................................................ 54 致 謝 ...........................