焦化公司生化廢水處理站工藝方案

焦化有限公司生化廢水處理站工藝方案方案設(shè)計(jì)(V3.3)目錄1.項(xiàng)目概述...................................................................................................................................11.1項(xiàng)目業(yè)主簡介...................................................................................................................11.2項(xiàng)目背景...........................................................................................................................11.3項(xiàng)目的來由.......................................................................................................................12.設(shè)計(jì)水量、水質(zhì)及設(shè)計(jì)要求...................................................................................................22.1廢水的來源.......................................................................................................................22.2設(shè)計(jì)水量...........................................................................................................................32.3原水水質(zhì)...........................................................................................................................32.4處理要求...........................................................................................................................33.設(shè)計(jì)依據(jù)、設(shè)計(jì)原則及內(nèi)容...................................................................................................43.1設(shè)計(jì)依據(jù)...........................................................................................................................43.2設(shè)計(jì)原則...........................................................................................................................53.3設(shè)計(jì)內(nèi)容...........................................................................................................................63.4工程內(nèi)容...........................................................................................................................74.焦化廢水處理方案比選...........................................................................................................74.1焦化廢水的特點(diǎn)................................................................................................................24.1.3酚含量高...................................................................................................................7氨氮含量高...............................................................................................................8難降解有機(jī)物含量高...............................................................................................84.2關(guān)鍵工藝的選擇................................................................................................................24.2.3物化法.......................................................................................................................8生化法.......................................................................................................................8結(jié)論...........................................................................................................................94.3主要工藝原理...................................................................................................................9.1.1A/O工藝原理.........................................................................................................9厭氧段（A段）............................................................................................10A段）....................................................................112O段）........................................................................121O）.............................................................................................142工藝特點(diǎn).........................................................................................................14I方案設(shè)計(jì)(V3.3).3沸石吸附法.............................................................................................................14EMO）............................................................................................154.4推薦的工藝流程及說明.................................................................................................164.4.1工藝流程圖.............................................................................................................164.4.2預(yù)處理工藝說明.....................................................................................................污水提升池.....................................................................................................事故池.............................................................................................................隔油池.............................................................................................................氣浮池.............................................................................................................調(diào)節(jié)池.............................................................................................................194.4.3生化處理工藝說明.................................................................................................厭氧池.............................................................................................................缺氧池.............................................................................................................好氧池.............................................................................................................二沉池.............................................................................................................生物接觸氧化池.............................................................................................234.4.4深度處理工藝說明.................................................................................................混凝沉淀池.....................................................................................................砂濾池.............................................................................................................24高效氨吸附池.................................................................................................244.4.5污泥處理工藝說明.................................................................................................污泥濃縮池.....................................................................................................2污泥脫水.........................................................................................................264.5工藝流程特點(diǎn).................................................................................................................264.6處理效果預(yù)測.................................................................................................................275.主要構(gòu)筑物設(shè)計(jì)及設(shè)備選型.................................................................................................285.1預(yù)處理部分.....................................................................................................................285.1.1污水提升池.............................................................................................................2人工粗格柵.....................................................................................................2池體.................................................................................................................2提升泵.............................................................................................................2事故泵.............................................................................................................295.1.2事故池.....................................................................................................................2池體.................................................................................................................2潛污泵.............................................................................................................30潛水?dāng)嚢铏C(jī).....................................................................................................30蒸氣管.............................................................................................................305.1.3隔油池.....................................................................................................................30方案設(shè)計(jì)(V3.3)池體.................................................................................................................30雙邊驅(qū)動行車式刮油機(jī).................................................................................315.1.4氣浮池.....................................................................................................................3設(shè)備.................................................................................................................315.1.5調(diào)節(jié)池.....................................................................................................................3池體.................................................................................................................3潛水?dāng)嚢铏C(jī).....................................................................................................3蒸氣管.............................................................................................................3一級提升泵.....................................................................................................325.2生化處理部分.................................................................................................................335.2.1厭氧池.....................................................................................................................3池體.................................................................................................................3三相分離器.....................................................................................................3布水裝置.........................................................................................................335.2.2缺氧池.....................................................................................................................3池體.................................................................................................................3布水裝置與溢流裝置.....................................................................................34填料.................................................................................................................34磷酸鹽加藥裝置.............................................................................................345.2.3好氧池.....................................................................................................................3池體.................................................................................................................3純堿投加設(shè)備.................................................................................................3鼓風(fēng)機(jī).............................................................................................................3曝氣器.............................................................................................................355.2.4硝化液沉淀池.........................................................................................................3池體.................................................................................................................3硝化液回流井.................................................................................................3硝化液回流泵.................................................................................................375.2.5二沉池.....................................................................................錯誤！未定義書簽。池體.................................................................................................................375.2.6污泥回流井.............................................................................錯誤！未定義書簽。池體.................................................................................錯誤！未定義書簽。污泥回流泵.....................................................................錯誤！未定義書簽。5.2.7生物接觸氧化池.....................................................................錯誤！未定義書簽。池體.................................................................................錯誤！未定義書簽。曝氣器.............................................................................錯誤！未定義書簽。5.2.8絮凝反應(yīng)池.............................................................................................................3池體.................................................................................................................3攪拌機(jī).............................................................................................................38III方案設(shè)計(jì)(V3.3)5.2.9混凝沉淀池.............................................................................................................3池體.................................................................................................................3斜管填料.........................................................................錯誤！未定義書簽。加藥設(shè)備.........................................................................錯誤！未定義書簽。5.2.10壓力濾池.................................................................................................................4設(shè)計(jì)參數(shù).........................................................................................................4罐體.................................................................................................................41高效氨吸附池.........................................................................錯誤！未定義書簽。池體.................................................................................錯誤！未定義書簽。氨氮脫附周期.................................................................錯誤！未定義書簽。次氯酸鈉投加裝置.........................................................錯誤！未定義書簽。5.2.12復(fù)用水池.............................................................................................................4構(gòu)筑物............................................................................................................4復(fù)用水泵........................................................................................................4反沖洗水泵....................................................................................................425.3污泥處理部分.................................................................................................................425.3.1污泥濃縮池.............................................................................................................4池體.................................................................................................................4..2污泥脫水.................................................................................................................43污泥脫水機(jī).....................................................................................................43污泥泵.............................................................................................................435.3.3綜合車間.................................................................................................................435.4主要構(gòu)筑物及設(shè)備一覽表.............................................................................................446.污水處理站總圖布置.............................................................................................................476.1總體布置原則.................................................................................................................476.2總圖.................................................................................................................................477.公用工程.................................................................................................................................487.1給排水及消防.................................................................................................................487.1.1給水.........................................................................................................................487.1.2排水.........................................................................................................................487.1.3消防.........................................................................................................................487.2強(qiáng)電.................................................................................................................................497.3自控.................................................................................................................................497.3.1供電電源.................................................................................................................497.3.2設(shè)備啟動和控制方式.............................................................................................497.3.3電線纜敷設(shè)及設(shè)計(jì).................................................................................................497.3.4接地保護(hù).................................................................................................................507.3.5自控與儀表.............................................................................................................50方案設(shè)計(jì)(V3.3)集水井.............................................................................................................50氣浮池.............................................................................................................50好氧池、生物接觸氧化池.............................................................................50二沉池.............................................................................................................51反應(yīng)池.............................................................................................................518.工程技術(shù)經(jīng)濟(jì)分析.................................................................................................................518.1工程預(yù)算.........................................................................................................................518.1.1土建費(fèi)（A）...........................................................................................................518.1.2設(shè)備材料費(fèi)(B).......................................................................................................538.1.3概算總表.................................................................................................................558.2運(yùn)行成本分析.................................................................................................................568.2.1電費(fèi)（A）...............................................................................................................568.2.2人員費(fèi)（B）...........................................................................................................568.2.3藥劑費(fèi)（C）...........................................................................................................5工業(yè)磷酸氫二鈉.............................................................................................56純堿.................................................................................................................5絮凝劑.............................................................................................................5總藥劑費(fèi)用(C)...............................................................................................5其它費(fèi)用（D）...............................................................................................578.2.4水處理直接成本（E）...........................................................................................578.3項(xiàng)目經(jīng)濟(jì)性評價(jià).............................................................................................................579.安裝調(diào)試運(yùn)行.........................................................................................................................589.1設(shè)備安裝.........................................................................................................................589.2蜂窩管、曝氣器及填料的安裝.....................................................................................599.3管道安裝及敷設(shè).............................................................................................................5.1.1管材的選用.............................................................................................................59壓力流管道.....................................................................................................59重力流管道.....................................................................................................59加藥管.............................................................................................................60管道接口.................................................................................................................60管道基礎(chǔ).................................................................................................................60管道防腐.................................................................................................................60管道試壓要求.........................................................................................................60明露管道涂漆顏色規(guī)定.........................................................................................60管道施工及驗(yàn)收應(yīng)遵循以下規(guī)范.........................................................................61其它.........................................................................................................................6...系統(tǒng)調(diào)試.........................................................................................................................619.5運(yùn)行管理.........................................................................................................................62V方案設(shè)計(jì)(V3.3)10.工程實(shí)施進(jìn)度.....................................................................................................................63工程施工方案（組織）設(shè)計(jì).............................................................................................63各分部分項(xiàng)工程主要施工方法.....................................................................................63土建分部工程施工方法.........................................................................................63土建施工前期準(zhǔn)備工作.................................................................................63分部分項(xiàng)工程施工.........................................................................................64主要設(shè)備安裝技術(shù)措施.........................................................................................65設(shè)備安裝前期工作.........................................................................................65主要設(shè)備的安裝要求.....................................................................................67放線就位和找正調(diào)平.....................................................................................68試運(yùn)轉(zhuǎn).............................................................................................................70各類污水處理機(jī)械安裝.................................................................................75確保工程質(zhì)量的技術(shù)組織措施.............................................................................77確保安全生產(chǎn)的技術(shù)組織措施.............................................................................78確保工期的技術(shù)組織措施.....................................................................................80其它說明內(nèi)容：.....................................................................................................81施工技術(shù)組織措施.........................................................................................81與氣候有關(guān)的施工措施.................................................................................83現(xiàn)場施工組織.................................................................................................................83現(xiàn)場施工組織結(jié)構(gòu)圖.............................................................................................83各部門職責(zé).............................................................................................................84項(xiàng)目經(jīng)理職責(zé).................................................................................................84項(xiàng)目副經(jīng)理職責(zé).............................................................................................85工程技術(shù)班組.................................................................................................85質(zhì)量管理組職責(zé).............................................................................................85材料設(shè)備管理班組職責(zé).................................................................................86安全管理班組職責(zé).........................................................................................86計(jì)劃管理班組職責(zé).........................................................................................87文明施工組職責(zé).............................................................................................87財(cái)務(wù)會計(jì)組職責(zé).............................................................................................88后勤供應(yīng)組職責(zé).............................................................................................88設(shè)備安裝制作隊(duì)職責(zé).....................................................................................88自控儀表安裝隊(duì)職責(zé).....................................................................................88變配電工程安裝隊(duì)職責(zé).................................................................................88機(jī)電設(shè)備隊(duì)職責(zé).............................................................................................8912.技術(shù)服務(wù)與質(zhì)量保證體系.................................................................................................8912.1）.............................................................................................89設(shè)計(jì).....................................................................................................................8912.1.1方案設(shè)計(jì)(V3.3).312.1.412.1.5原材料的采購.....................................................................................................90施工.....................................................................................................................90開車調(diào)試.............................................................................................................90培訓(xùn).....................................................................................................................91工程質(zhì)量承諾.............................................................................................................91售后服務(wù).....................................................................................................................9212.212.3附錄I總平面布置圖附錄附錄附錄工藝流程圖高程布置圖外購件制造廠家(備選)一覽表方案設(shè)計(jì)(V3.3)1.項(xiàng)目概述1.1項(xiàng)目業(yè)主簡介大戶。1.2項(xiàng)目背景為適應(yīng)國家生產(chǎn)環(huán)保達(dá)標(biāo)的要求，同時(shí)也為使企業(yè)走上技術(shù)化、集約型、高效益、可持續(xù)發(fā)展之路，公司通過擴(kuò)建，現(xiàn)達(dá)到年產(chǎn)優(yōu)質(zhì)焦炭40萬噸，回收加工焦油1.6萬噸、粗苯4000噸。形成了以公司及多家企業(yè)建立了長期合作關(guān)系。1.3項(xiàng)目的來由視。本公司受甲方委托，對全廠內(nèi)、外環(huán)境進(jìn)行詳細(xì)周密的考察后，案?！?·方案設(shè)計(jì)(V3.3)2.設(shè)計(jì)水量、水質(zhì)及設(shè)計(jì)要求2.1廢水的來源的終冷洗苯水；苯、焦油、古馬隆等化工產(chǎn)品加工的分離水。煤中碳、氫、氧、氮、硫等元素，在干餾過程中轉(zhuǎn)變成各種氧、--、SCN及硫化物等等。焦化廢水水量大，污染物復(fù)以某焦化廠為例，廢水的來源與配比如表1所示。表1廢水的來源序號來源水量（m/h）31剩余氨水8.5～9.53.5～5.2粗苯分離水3精苯分離水4氣柜廢水1.0～1.51.5～2.5·2·方案設(shè)計(jì)(V3.3)5焦?fàn)t水封水1.5～2.513.5～15.29.5～36.6終冷水7小計(jì)2.2設(shè)計(jì)水量/h，另外一部分為生產(chǎn)廢水約為30m/h多，合計(jì)約為40m/h。據(jù)/d，Q=40m/h。10m333此確定污水站的處理規(guī)模為Q=960m33dh2.3原水水質(zhì)甲方提供待處理混合廢水的水質(zhì)數(shù)據(jù)如表2所示。根據(jù)同類廢水生化性有一定改善。表2混合廢水水質(zhì)指標(biāo)水質(zhì)指標(biāo)CODCr(mg/L)BOD5(mg/L)1000揮發(fā)酚(mg/L)500～650SSpH2000～25007～8油水質(zhì)指標(biāo)氰化物(mg/L)氨氮(mg/L)150(mg/L)300(mg/L)2.4處理要求·3·方案設(shè)計(jì)(V3.3)（GB8978—1996）一級標(biāo)準(zhǔn)，其主要指標(biāo)如表3所示。表3出水水質(zhì)指標(biāo)水質(zhì)指標(biāo)水質(zhì)指標(biāo)CODCr(mg/L)<150SSBOD5(mg/L)<60揮發(fā)酚(mg/L)<0.5pH6～9油氨氮氰化物(mg/L)<0.5(mg/L)<50(mg/L)<25(mg/L)<103.設(shè)計(jì)依據(jù)、設(shè)計(jì)原則及內(nèi)容3.1設(shè)計(jì)依據(jù)(1)業(yè)主提供的相關(guān)技術(shù)資料、委托資料及設(shè)計(jì)要求等(2)《污水綜合排放標(biāo)準(zhǔn)》（GB8978－1996）(3)《室外排水設(shè)計(jì)規(guī)范》（GBJ14-87）(4)(5)《污水再生利用工程設(shè)計(jì)規(guī)范》（GB/T50335-2002）(6)《泵站設(shè)計(jì)規(guī)范》（GB/T50265-97）(7)《采暖與空氣調(diào)節(jié)設(shè)計(jì)規(guī)范》（GBJ19-87）(8)《工業(yè)企業(yè)噪聲控制設(shè)計(jì)規(guī)范》（GBJ87-85）(9)《工業(yè)企業(yè)設(shè)計(jì)衛(wèi)生標(biāo)準(zhǔn)》·4·方案設(shè)計(jì)(V3.3)（TJ36-79）(10)