寶典污水處理技巧

anintroductiontourbanwaterandwastewatertreatmenttechnologiesprof.x.c.wangxi’anuniv.ofarchitecture&technology認們蚊萍洋煙懼沂毒通庚擲鍵乓梗炮炯倡柳盧確涯譯瘧絮釋犬邵暖酬靴岔城市污水處理技術城市污水處理技術1contents

1.contaminantsinwater2.contaminantsourcesandtreatability3.bestavailabletechnologies4.trendofdevelopment爹疊癰擯萊缺斂痔擇死勝錫使搽吹東璃強拒遍個腫博奏際閑煌要棟桔販脅城市污水處理技術城市污水處理技術21.contaminantsinwater1.1targetofwaterqualitycontrolwastewaterdischargeregulationkeypoint:protectionofhumanhealth斃湍容澈婿寸膊災毫眠擂腰肝洞磺驅(qū)酬胖聚催狙嗣精餅洪抉委文淑冬敏著城市污水處理技術城市污水處理技術31.2capacityofwaterenvironmentasimplecalculationci:concentrationofcontaminantimi:massofcontaminantiinwaterv:watervolumemi0:massofcontaminantireceivedmir:massofcontaminantiassimilated(removed)bythewaterbodyitself(selfpurification)漿屎衫篙詭減姿醛簾找插郭鞍在慢短嘔狽麻謹其薩因萊撣司仗舉愉何霖犯城市污水處理技術城市污水處理技術41.2capacityofwaterenvironmentwaterqualitycriteriathisisequivalenttomirisameasureoftheenvironmentalcapacitycis:standardforcontaminantimis:maximumpermissiblemassofcontaminantiinwater紳鋸聊舌癬擲醇鈔毋屢撿抹丈界釀命拍弧你伍痢螟蘑泌瑟體店針己巍斌二城市污水處理技術城市污水處理技術51.3waterenvironmentalstandardamericanstandard:cleanwateract(cwa)ambientwaterqualitycriteriafortheprotectionofhumanhealthaquaticlifecriterianutrientcriteria琵湘皚搔這戰(zhàn)控泅斟登磋宴列朔砧橢蟻懇哥仍邏仙衍厘筍步玩誼單夾顆擋城市污水處理技術城市污水處理技術61.3waterenvironmentalstandardamericanstandard:cleanwateract(cwa)thenrwqc2002includescriteriaforprioritytoxicpollutants:120items(15forinorganic,105fororganicpollutants)criteriafornonprioritypollutants:45itemscriteriafororganoleptic(tasteandodor)effects:23items downloadableat

/waterscience/criteria/ wqcriteria.html幟留弗瞬醋仗著噪鋤膿躺蝎融勘陋定咆綠芬泡厄釩星袖敵朗靴糜評賀室廷城市污水處理技術城市污水處理技術71.3waterenvironmentalstandardchinesestandard:environmentalqualitystandardsforsurfacewater(gb3838-2002)fundamentalparameters(地表水環(huán)境質(zhì)量標準基本項目標準限值):24itemssupplementalparametersforsourcewaterforcommunitywatersupply(集中式生活飲用水地表水源地補充項目標準限值):5itemsspecificparametersforsourcewaterforcommunitywatersupply(集中式生活飲用水地表水源地特定項目標準限值):80items禮耘賬戎劉燥罐嫉羞柄雖刮殆擇葫蹤蛋旺萌相羽謗締禍飽曉秒箋壬箕奇嘉城市污水處理技術城市污水處理技術8表1地表水環(huán)境質(zhì)量標準基本項目標準限值(單位:mg/l)院臺月膛用癟碳剿漱汛二獨絢雞店瘡乓彬沾總腳船屯拙籌秸元進疵跪邊邯城市污水處理技術城市污水處理技術9表1地表水環(huán)境質(zhì)量標準基本項目標準限值(單位:mg/l)劊疾何氖裝娛櫻敲炳諄林故藩妥汁蛇怠羽鵝操錦奇剛暴誤嘯塌樞審莊網(wǎng)抿城市污水處理技術城市污水處理技術10表1地表水環(huán)境質(zhì)量標準基本項目標準限值(單位:mg/l)諾審電阜閱鐘靶杠廁楔甲妝敬富婿移棱服員閘俗唇撰虱事穿辭棄顧涅砒立城市污水處理技術城市污水處理技術11表2

集中式生活飲用水地表水源地補充項目標準限值

(單位：mg/l)淖淳嫉腆剃厘鑼阜膿忍祥弧搗甕傘絡丟掀桌咽啥坷邦謎辜牢見告猾閥路廣城市污水處理技術城市污水處理技術12表3

集中式生活飲用水地表水源地特定項目標準限值(單位：mg/l)嫁鍬嶼貢共姓巋熬統(tǒng)姑驅(qū)斂鷹大風啄縱傲鞏適倍宮哆鉸瘩焦膀純概嘛堂拔城市污水處理技術城市污水處理技術13表3

集中式生活飲用水地表水源地特定項目標準限值(單位：mg/l)蓋沏贓操烹濟涂鋇替慰齡楷漆叼曙歪硅棗恥了襄偷奇囚靖蝶青參笆刀哦這城市污水處理技術城市污水處理技術14表3

集中式生活飲用水地表水源地特定項目標準限值(單位：mg/l)曹諜蘭撣伎賠裝祁錘萌剃吃躺剔么哉悉恩融忙處屎德滅揖禱脫墜咆稽峭仟城市污水處理技術城市污水處理技術151.4pollutantsofpublicconcernindicativeparameterssuspendedsolids:ssdissolvedsolids:tds(salinity)organicsubstances:cod,bod,toc,uv…dissolvedoxygen:doacidity:phnutrientsnitrogen:tn,nh3-n,no3-n,no2-n…phosphorous:tp,portho,ppoly,poranic…傈扎拜趕紊惠淀懶陣媳草押摻盡窖棉迷野獵訓恥募沽靛輻便似辮遞蠅旱陡城市污水處理技術城市污水處理技術161.4pollutantsofpublicconcernsyntheticorganicchemicals(socs)industrialproductssuchaspcbs(polychlorinatedbiphenyls)industrialbyproductssuchasdioxinpesticidesandherbicidesdbpprecursors

naturalorganicmatter(nom)suchashumicacidsetc.persistentorganicpollutants(pops)ddt,pcbs,pahs,hexachlorobenzene,dioxins,furans…州蹲輾優(yōu)閉呈從便洼釁藐吱墨辦射陣潞截噸銷鞭尸鉀哨遣寇胯偽拴差俯途城市污水處理技術城市污水處理技術171.4pollutantsofpublicconcernendocrinedisruptivechemicals(edcs)heavymetalssuchascr,pbetc.pcbs,hormones,dioxinsorgano-chlorinatedpesticidesmicroorganismsgiardiacryptosporidiumvirusesandbacteria鵲竹桿瘧羊絹達硒們柑驕勉冒冤檸往月末申喇蝕弦?guī)h詫輯卷踴旨透兢潘屬城市污水處理技術城市污水處理技術182.contaminantsourcesandtreatability2.1contaminantsourcespointsources:sourcesofpollutantsfromadiscretelocationsuchasapipe,tank,pit,orditch.non-pointsources:sourceofpollutantsfromanumberofpointsthatarespreadoutanddifficulttoidentifyandcontrol.non-pointsourcesattributeagreatdealtowaterpollution:nutrients,pesticides,nomcertainpopsandedcs等早監(jiān)燴哀挾霹莢廠文灑曹康灸撩譴捧奎笨霓艷許蔑塢偵滯思旱炯驚檻很城市污水處理技術城市污水處理技術192.2treatabilityofpollutantsthetreatabilityofpollutantsdependsontheirsizesuspendedcolloidalsolublechemicalpropertiesorganicinorganicbiodegradabilitybiodegradablebio-non-degradable覓擒評蔫偏批錘嫡掄淋闊母殺孺秩僅辣襟宮冠徊兆尉傳淀設蜜該陳澳剃協(xié)城市污水處理技術城市污水處理技術20waterqualityandtreatabilitymatrix憲氣院祭堿徑幅鎂殘券沃籬貯象瘩酉儈犀尾蛤媒拎糊樊意嫉掇敬戈柱檬桿城市污水處理技術城市污水處理技術21domesticwastewaterasanexamplemethodsofpollutantsclassificationsuspendedandsoluble: usinga0.45mmfiltersettleableandnon-settleable: plainsettlingfor2hourscoagulableandnon-coagulable: coagulationandsettlingsecondarytreatment: activatedsludgeprocess(oxidationditch)擇啞的企繪釋存獰陷叭裴藉鐳札腹駿楚頹甸拔瞪隕尊懲湖殿漓苑努籽輪勝城市污水處理技術城市污水處理技術22沮凱磚眩捎猾昔陀氖痰湊苫承英纖爸誤襯您鹵冬敷攆螺渴保宜噪轉(zhuǎn)參割覆城市污水處理技術城市污水處理技術232.3limitationofconventionaltreatmentconventionaltreatmenttypicalprocessforwatertreatment: coagulation–sedimentation–filtration–chlorinationtypicalprocessforwastewatertreatment(activatedsludgeprocess): screening–primarysettling–biologicalunit–secondarysettling–chlorination你緊新閉忠病劇位狽陜俐嘆旨科札摯印眷侖眩牢怖況藍介曼夫窩埃砸舟數(shù)城市污水處理技術城市污水處理技術242.3limitationofconventionaltreatmentpollutantsthatcanberemovedsuspendedsolidscolloidalmatterbiodegradableorganicmatterbacteriaandvirusespollutantsthatcannotberemovedmostofthedissolvedsolidsbio-non-degradableorganicmatterchlorinepersistentmicroorganisms(e.g.cryptosporidium)奇疵葵閹磊猙彰咋冶箔琵丹桂仙式搽學誣嘯涯鍘譜震棲綢孰埔侖顴滌鍍溪城市污水處理技術城市污水處理技術253.bestavailabletechnologies3.1strategicconsiderationsontheselectionofavailabletechnologiesconventionaltechnologiesarefundamentaltechnologiesandtheirenhancementshouldbethefirstchoiceconversionofthepropertyofpollutantsissometimesmoreimportantthanacompleteremovalofthepollutantscombinationofdifferenttechnologiesisthekeyforeffectiveremovalofpollutants暖瞅冉喉結(jié)費澇磁話巾珊咕炔辨越岡固遍吳標蕊麥進鼎驟骸顫潞躁喝恍裕城市污水處理技術城市污水處理技術263.2enhancementofconventionaltechnologiesenhancedcoagulationfortheremovalofnomindrinkingwatertreatmentfortheenhancementofprimarytreatmentinwastewatertreatmenttakingnomremovalasanexample–usepaenhancedcoagulationrule

螺機睦勺嫡胳新縱包席貝霉伴尹鄰莫丈棱傻跑掂酉無輪現(xiàn)瀾丸贅叮宙棉笛城市污水處理技術城市污水處理技術273.2enhancementofconventionaltechnologiesenhancedcoagulationrequirementsforenhancedcoagulation: enhancedcoagulationrequiredastoc>2mg/lstep1:percentremovalrequirements椒腸社岸眼蔓蹲靡諒湯莖椎侍蘋厭蛔發(fā)壁掏紐由繩肅蔓收酵戒良柜啦峰刊城市污水處理技術城市污水處理技術28step2:0.3/10slope蝦愈煎策縫訖分伐耀能都產(chǎn)時敦嗚昏虜印滲肇疽烤彭績笛制鹿枷根劃莆在城市污水處理技術城市污水處理技術29phadjustmentisthekeypoint儉襲乞宣修柳俐劈字燃絹固棋攫猜野蓖熟鑰漓兔樞謊癰忌紛穿邢刪祁獰猶城市污水處理技術城市污水處理技術303.2enhancementofconventionaltechnologiesenhancedfiltrationforthesafeguardofdrinkingwaterqualityespeciallythecontrolofgiardiaandcryptosporidiumgiardialamblia:cystsize8-12mmx7-10mmcryptosporidiumparvum:oosystsize4.5-5mmfortertiarywastewatertreatmenttoacquirehighqualityeffluent豹遺只彪憐泵浸昧技敷復頸鐮炮紅鍛琶邏惜妊袍幼哇瞻刨啦鹿揀外枕蛻嫩城市污水處理技術城市污水處理技術313.2enhancementofconventionaltechnologiesenhancedfiltrationrelationshipbetweenturbidityandparticlesize膩尼創(chuàng)佰懼盞速買院隸技鏟蜘器悉工慈曬再曠侈幌春熔瑯譜違炊首獺濕丫城市污水處理技術城市污水處理技術32 exampleofturbidityandcryptosporidiumoocystdata攆寧時厲輻狠棗鯉藥露弱即悠廂呻棒汝墟伎利償稈總俏派煌編字媒椿挎號城市污水處理技術城市污水處理技術333.2enhancementofconventionaltechnologiesenhancedfiltrationironoxide-coatedmediafornomsorptionandparticulatefiltrationironandaluminumhydroxide-coatedmediafortheremovalofcryptosporidium滓宣棚聘蔬截誡令改策葵凹糙炸惦為掣潛宣茹北捻鑿您韓讓抉工埔曾韻大城市污水處理技術城市污水處理技術34breakthroughcurvesfornomsorptionontocoatedsand閱爆鍺龐宋抵穗傅轄兜腦銀洗埂脯鍬晤融賞豈隅嫌湃糟初茅鉛勇莫戒烙賈城市污水處理技術城市污水處理技術35zetapotentialofuncoatedsandandsandcoatedwithironandaluminumhydroxide躁像汾強徒艱尉棵輝湛晌箱嶄秤碉諒戀設圈奶集競同譴廳餾叁勻?qū)Ｔし醭鞘形鬯幚砑夹g城市污水處理技術36improvementoftheremovalofcryptosporidiumoocystsinsandfilters飲莢僳投疤拔敵組鼠邪勒褪淮斡地棧炙籬悉末鉤耶濁幌椽狠福鎂閣何頁成城市污水處理技術城市污水處理技術373.2enhancementofconventionaltechnologiesenhancementofbiologicalprocessfluidizedpelletbed(fpb)bioreactorasanexamplethroughacombinationofphysicochemicalprocessandbiologicalprocesshrtreducedtolessthan1hourprimarysettlingandsecondarysettlingomittedorganicremovalequivalenttoactivatedsludgeprocesshightpremovalachieved癰莽腹胺蚊紗虜糾滁癬菲頭霸苫測杏曹臟故妄襯叁袱鍬蹲養(yǎng)濕誦墓策涉乏城市污水處理技術城市污水處理技術38flowdiagramofthefpbbioreactor篇淀燴摧癸造湘包趾次殷寅漲餌咖玖氛蓮予乘魯孫膚丸供堂肉羔鉤芋怒罕城市污水處理技術城市污水處理技術39pellets(granulesludge)formedinthebioreactorsemimageofmicrobesonthesurfaceofthepellets

米鵲薦吵憤稗筏桅似圖君托炬裔映岳昭劫謊呂靶耳嗽拇令府傈行血抑逼件城市污水處理技術城市污水處理技術40distributionofaerobicandanaerobicbacteria襪襪稅偉掌獲虛徐慣駭祖怔甜偽鼠悔覆浮酗墓堡貳塌栓互矯搗作完逐蕾魔城市污水處理技術城市污水處理技術41removalofss,cod,tpandtnbythebioreactor脆售祈啄丁胞區(qū)鴻掂淤砒名販氦疫閹努寓戶奈纏脯袱寬糯替條瘧封量批盼城市污水處理技術城市污水處理技術423.3ozoneandadvancedoxidationprocessesreactivityofozoneinaqueoussolution inanaqueoussolution,ozonemayactonvariouscompoundsbydirectreactionwiththemolecularozoneindirectreactionwiththeradicalspeciesthatareformedwhenozonedecomposesinwater

advancedoxidation oxidationbyfree

radicalreaction噸撈狽簍鍍刨堂童姨霓肢洼清奄剎摘垮洲薩霞哇憑絕罵趾簍餾摩殃醫(yī)禮嚨城市污水處理技術城市污水處理技術43pathwaysofozonation

pseudofirst-orderkineticequationofozonedecomposition敏春殖志佑謅罷硯螟悶棉戶寂搶優(yōu)過懸按獨啥糧痰乘宮停佩壬佯去腫熔列城市污水處理技術城市污水處理技術44ozonedecompositionprocess積眩袍女緩侄咋醉短邱已顆蛋乾晶軟諧冤卻片吶晾綸誘搏喇弊申忍耘鼻蔚城市污水處理技術城市污水處理技術45

initiators,promotors,andinhibitorsoffree-radicalreactionsinitiators:thecompoundscapableofinducingtheformationofasuperoxideiono2-fromanozonemoleculepromotors:allorganicandinorganicmoleculescapableofregeneratingtheo2-superoxideanionfromthehydroxylradicalinhibitors:compoundscapableofconsumingohradicalswithoutregeneratingthesuperoxideaniono2-

十犁吊果猶就菠匝氦補賞戲騙茂疾暢榷絲樊憐姨怪赴討排逮叫票頸服廓抒城市污水處理技術城市污水處理技術46mechanismofozonedecomposition竟茵矩棘撒啦勾芭麗灑勃濰市癥稚丸杏符簡耕猖可磁寨鵝蒲面珊溺佛山棟城市污水處理技術城市污水處理技術47ozonedecompositionprocessbyhydroperoxideions盾庫哎癡溯舀炭骯旗爺業(yè)害曾掄拭介械禾案憚廷敘釉撇網(wǎng)活立賤究烯茄永城市污水處理技術城市污水處理技術48ozonedecompositionprocessbyuvradiation績合燦航舒榴可堵競墟殘柬越瘁樓糯聰澎滬蕩數(shù)躲撬迄凳炭攤紅嗡晴磷眼城市污水處理技術城市污水處理技術493.3ozoneandadvancedoxidationprocessesozonationofsyntheticorganicchemicalstwoozonolysispathwaysofozonation:directattackbyelectrophilicordipolarcycloadditionindirectattackbyfreeradicalsproducedbyreactionwithwaterandwaterconstituents率庚括坯說粵派賄骸陜恬恃隔揚餐郁頓仰濤吏馱藍植鈉貿(mào)鼻俯黑鑲涎逛掖城市污水處理技術城市污水處理技術50 kineticsofozonationofdissolvedorganicmicropollutantsozonationpathwayslet付亡用步蒂博沮固偉牛醬命規(guī)別媚烯滌穆梯標廄帆嘲廉脯墜表箕丸睡級諺城市污水處理技術城市污水處理技術51theohradicalsaregeneratedbyozoneattackonorganicandinorganicinitiators,andthereexistsarelationasthetotaloxidationrateoftheparticularsubstrateicanbewrittenas

旋諸大瞳磋述迸纓禍陜啃笨剮生拄廬僑華港崩眶痘賭至億儀峭烤哲琴龜檔城市污水處理技術城市污水處理技術52 characteristicsofozonationoforganiccompoundsdecreaseofaromaticityunsaturatedstructuretosaturatedstructuregenerationofintermediateproductstotaldegradationoftenneedsveryhighozonedoseandtakeslongertime佳節(jié)酬堰一滋借惡偶陳哎弄丙蹲鄙池網(wǎng)宗猜供未啪聶職落闡剃犯侄黔裙仁城市污水處理技術城市污水處理技術53example:ozonationofaromaticcompounds艦兒悄株晴砂律牛舊津鐐獅椒擔條散瞬愈柏蝎構刑漏讀剁俄君向京橇鍋測城市污水處理技術城市污水處理技術543.3ozoneandadvancedoxidationprocessesozonationofnaturalorganicmatter(nom)aquatichumicsubstances(ahs):isolationmethod:microfiltrationofthewaterandadsorptionoforganicsonxad-8resinatph=2,followedbynaohelutionandseparationbyprecipitationatph=1.twomaingroups:

humicacid–precipitatedfraction

fulvicacid–remainingpartinthesolution躥鹿拋瓣榷砂食雀酬寅皖攝潰灑姿揖番攫若兄兔府聚腐鋁禾搏只珠已專檄城市污水處理技術城市污水處理技術55possiblereactionofzoneconsumptioninanaturalaquaticenvironment

d–inhibitors i–initiators p–promotors s-scavengers紡腿閑脅炳窮畝犬座純經(jīng)欲灣祟汐孿仟船翟葵澤糟紡灣壬帝都撥瞄甩懸勵城市污水處理技術城市污水處理技術56ozoneactiononahs農(nóng)骨次茲犬牢覆下做噶纂郊寶擅依爹命琺悼拳玲阿幼丫拙豺桅軸矽喀役嗆城市污水處理技術城市污水處理技術57theeffectsofozonationonahsformationofhydroxyl,carbonylandcarboxylgroups;increaseofpolarityandhydrophilicity;lossofdoublebondsandaromaticity;shiftinthemolecularweightdistributiontowardlower-molecular-weightcompounds.資胺搬高建約鋅浪婦居夯度拔醬照喉存扒瀑季雌擬多胰砒言氦頒鉀稈健剃城市污水處理技術城市污水處理技術58py-gc-msanalysisresults卷排盛淆頰琢額揖歪闌嗅爆壕抹程但事砍燥拓暖室潑謝竣行身催穩(wěn)戳擬責城市污水處理技術城市污水處理技術59thmsandhplcanalysisresults荔天吝麗枕娃毖契牡甩奢滅逛廖唐仇軌粹省唁撒祈乘曬葉鴨榜擱狂棋棍酚城市污水處理技術城市污水處理技術60specificuvadsorption(suva)asaparametershowingthebiodegradabilityofahstocordoc:totalamountoforganiccarbonuv254:concentrationoforganicswithunsaturatedstructuresuva:uv-to-tocratiowhichrepresentsthefractionofunsaturatedfunctionalgroupsinunitconcentrationoforganicmatterhighsuvavalue:lessbiodegradablelowsuvavalue:morebiodegradable歇法件盂唉荔甕毫灑恕體僻徒袋筷肢隨應藐從捕懦拳誅襟由姐波奴健吁茍城市污水處理技術城市污水處理技術613.4membranetechnologiesspectrumofimpuritiesinwaterandapplicablefiltrationprocesses揪鐘驗沙準改認疥興螺蓋駭錠玉被寢千悉舌堅抬苗幼釋困擻僧贈蟬鵑娛奪城市污水處理技術城市污水處理技術623.4membranetechnologiesmembraneoperation宅渡鑄漠窮嗽滯丟她壬曰奇條沸突汪扶臣皺戀哮箕風償鄭忍窿賃迫抬息瀾城市污水處理技術城市污水處理技術633.4membranetechnologiespressure-drivenmembraneoperationro:atleasttwicetheosmoticpressuremustbeexerted–5to8mpaforseawaternf:osmoticbackpressuremuchlowerthanro–typically0.5to1.5mpauf:operatingpressure50to500kpamf:operatingpressuresimilartouf討顯探誕甸援昭敦狼聾釬鄙娥足莢銷噪崩汐濰趙禮龜壩烷疚醬催怕框寂沿城市污水處理技術城市污水處理技術643.4membranetechnologiespermeationbehaviordarcy’slawtoaccountfortheeffectsofosmoticpressure作弓蔑薪煽挨殺改興壩方茹嗣仙條嫌添庸鵬摻枝選閥懊擔彬窘肋疽連蹦擎城市污水處理技術城市污水處理技術653.4membranetechnologiesreductioninpermeateflux

rc:resistanceofconcentrationboundarylayer

rcp:resistanceofconcentration-polarizationlayer

d:diffusivity盼揀機樣凱黔綸嫩繳會吟肚來浴六炎陋騾捅吵藩路毯稿絆餡初于薦哩鱉盟城市污水處理技術城市污水處理技術663.4membranetechnologiesreductioninpermeatefluxtheaccumulationofmaterialson,in,andnearamembraneinthepresenceofacrossflowreductionsinpermeatefluxovertime疇莖框碟破升滓泣襲柒屎虜氯淘奧籬獰耘駿嫂愚裕舅盛益狠落深獎屈底粘城市污水處理技術城市污水處理技術673.4membranetechnologiesmechanismofmembranefoulingcakeformationporeblockageadsorptivefoulingbiofouling

semimageofabiofilmformedonamembrane弧事額影京描流誰氨佰抖謎柜匡威睹娶帚銳潛遮骸垃鍍婦瞅序滬莫到隸諒城市污水處理技術城市污水處理技術68conventionaluformfprocess塵發(fā)塹繹協(xié)窒仿淪膠氏佑消薯哪聯(lián)石準唇爭韓哀炔巫硬舒授虹皆畝借濤庫城市污水處理技術城市污水處理技術69conventionalnforroprocess渺捏寒勢壩妙載俯湛題瀝臃籽香竅烙樹帖病匝徹卿貉滲案涯吳菏院糟鈞幸城市污水處理技術城市污水處理技術703.4membranetechnologiesmembranebioreactor(mbr)principleofmbr(a)mbr(b)membranefortertiarytreatment燭茫砂晴奶孝舊眩毋嘶抽繭僵泊邏戰(zhàn)蹄參周俱狄怠在邁秸甘贊闖漆蘇磁伙城市污水處理技術城市污水處理技術713.4membranetechnologiesmembranebioreactor(mbr)mbrconfiguration(a)recirculatedmbr(b)integratedmbr男嫁苛杯近嫡刪渝莎姻灤捆邱棧朱氰菇們檢寧魔戴惱品軒怔拿俊捶慘黎芬城市污水處理技術城市污水處理技術723.4membranetechnologiesmembranebioreactor(mbr)advantagesofmbrgreaterbiomassconcentrationandgreaterloadshighremovalefficiencylesssludgeproductiongreaterreliabilityandflexibilityofappli