【正文】 .........................................................................4 工業(yè)污水水質(zhì) .........................................................................5 混合污水水質(zhì) .........................................................................5 當(dāng)量人口的計算 ..............................................................................6 SS 當(dāng)量人口 .............................................................................6 BOD 當(dāng)量人口 .........................................................................6 2 城市污水處理方案的確定 .......................................................................7 城市污水處理的現(xiàn)狀和發(fā)展 ..........................................................7 確定污水處理方案的原則 ..............................................................7 污水處理方案的確定 ....................................................................8 設(shè)計方案的確定 ...................................................................9 工藝流程 ...............................................................................9 主要構(gòu)筑物的選擇 ........................................................................9 污水處理 構(gòu)筑物的選擇 .......................................................11 污泥處理 構(gòu)筑物的選擇 .......................................................11 中水處理 構(gòu)筑物的選擇 .......................................................11 II 3 污水處理系統(tǒng)的設(shè)計 ............................................................................12 進水閘井的設(shè)計 .........................................................................12 污水廠進水管 ......................................................................12 進水閘井 工藝 設(shè)計 ..............................................................12 格柵的設(shè)計 .................................................................................13 設(shè)計要求 ..............................................................................13 中 格柵的設(shè)計 ......................................................................14 中 格柵的設(shè)計 ......................................................................16 污水提升泵房的設(shè)計 .................................................................18 選泵 ......................................................................................18 集水池 ..................................................................................19 污水泵的布置 ......................................................................20 泵房高度的確定 ..................................................................20 泵房附屬設(shè)施 ......................................................................21 起吊設(shè)備 ..............................................................................21 泵房值班室、控制室 ..........................................................21 單管出水井的設(shè)計 ...............................................................21 旋流沉砂池的設(shè)計 .......................................................................21 設(shè)計要求 ..............................................................................21 設(shè)計參數(shù) ..............................................................................21 設(shè)計計算 ..............................................................................21 改良 A2O 池的設(shè)計 ......................................................................22 設(shè)計依據(jù) ...............................................................................22 設(shè)計計算 ...............................................................................22 二沉池的設(shè)計 ...............................................................................31 設(shè)計要求 ..............................................................................31 設(shè)計計算 ..............................................................................32 紫外線消毒 ...................................................................................37 設(shè)計參數(shù) ..............................................................................37 III 設(shè)計計算 ..............................................................................37 計量設(shè) 備 .......................................................................................38 計量設(shè) 備的選擇 ..................................................................38 設(shè)計依據(jù) ..............................................................................38 設(shè)計計算 ..............................................................................38 4 污泥處理系統(tǒng)的設(shè)計 ...........................................................................39 濃縮池的設(shè)計 .............................................................................39 設(shè)計要求 ..............................................................................38 設(shè)計參數(shù) ..............................................................................38 設(shè)計計 算 ..............................................................................38 污泥泵房 .....................................................................................42 污泥脫水機房 .............................................................................43 設(shè)計依據(jù) ..............................................................................43 設(shè)計參數(shù) ..............................................................................43 設(shè)計計算 ..............................................................................43 5 污水回用系統(tǒng)的設(shè)計 ...........................................................................44 機械絮凝池的設(shè)計 .......................................................................46 設(shè)計依據(jù) ..............................................................................46 設(shè)計參數(shù) ..............................................................................46 設(shè)計計算 ..............................................................................46 普通快濾池的設(shè)計 .......................................................................50 設(shè)計依據(jù) ..............................................................................50