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【正文】 ............................................................................................7 區(qū)域情況 ............................................................................................................7 自然條件 ............................................................................................................7 工程建設(shè)的必要性 ............................................................................................9 4 工程規(guī)模及處理程度 .................................................................................................10 污水處理廠服務(wù)范圍 ......................................................................................10 污水量預(yù)測 ......................................................................................................10 處理程度 .......................................................................................................... 11 處理程度 ..........................................................................................................12 5 污水處理廠工藝方案選定 .........................................................................................13 處理廠廠址 ......................................................................................................13 工藝方案選擇原則 ..........................................................................................13 生物處理的可行性分析 ..................................................................................13 污水處理工藝方案比選 ..................................................................................17 化學(xué)除磷工藝確定 ..........................................................................................25 污泥處理與處置 ..............................................................................................25 除臭方案選擇 ..................................................................................................27 6 工藝設(shè)計 .....................................................................................................................29 工藝流程 ..........................................................................................................29 單元設(shè)計簡介 ..................................................................................................30 主要建（構(gòu)）筑物及設(shè)備的工藝設(shè)計 ..........................................................33 7 總圖設(shè)計 .....................................................................................................................51 廠區(qū)概況 ..........................................................................................................51 廠區(qū)平面布置 ..................................................................................................51 廠區(qū)豎向布置 ..................................................................................................52 廠區(qū)道路布置 ..................................................................................................52 廠區(qū)綠化 ..........................................................................................................52 廠內(nèi)給水 ..........................................................................................................52 廠內(nèi)排水 ..........................................................................................................53 運輸車輛 ..........................................................................................................53 總圖經(jīng)濟技術(shù)指標表 ......................................................................................53 8 建筑設(shè)計 .....................................................................................................................54 概述 ..................................................................................................................54 建筑總平面 ......................................................................................................54 建筑群體 ..........................................................................................................55 建筑裝修 ..........................................................................................................55 北京市五里坨污水處理廠（一期）工程 可行性研究報告 北京市市政 工程設(shè)計研究總院 II 建、構(gòu)筑物面積一覽表 ..................................................................................55 9 結(jié)構(gòu)設(shè)計 .....................................................................................................................57 設(shè)計依據(jù) ..........................................................................................................57 地形、地貌 ......................................................................................................57 水文地質(zhì)與場地抗 震性 ..................................................................................57 地基與地基處理 ..............................................................................................58 技術(shù)要求及主要建、構(gòu)筑物結(jié)構(gòu)形式 ..........................................................58 10 電氣設(shè)計 .....................................................................................................................61 概述 ..................................................................................................................61 用電負荷 ..........................................................................................................62 供配電系統(tǒng) ......................................................................................................65 電氣保護 ..........................................................................................................66 電氣控制及操作 ..............................................................................................66 電氣傳動 ..........................................................................................................66 操作電源 ..........................................................................................................66 照明、防雷與接地 ..........................................................................................66 電纜敷設(shè) ..........................................................................................................67 消防 ..................................................................................................................67 電能計量 ..................................................