美國(guó)Isep浸沒(méi)式超濾膜演示(最新)課件

美國(guó)TriSep公司iSepTM

超濾膜介紹浸沒(méi)式轉(zhuǎn)式超濾膜技術(shù)iSepTM超濾膜iSep是一種浸入式可反洗超濾膜，適用于污水和工藝用水應(yīng)用去除懸浮顆粒、混濁物和病毒低污染膜設(shè)計(jì)消除機(jī)械完整性問(wèn)題提供一流的反滲透(RO)預(yù)處理市場(chǎng)和應(yīng)用工業(yè)工藝用水反滲透預(yù)處理污水回用城市三級(jí)應(yīng)用固定膜生物反應(yīng)器專(zhuān)業(yè)游泳池過(guò)濾SpiraSep超濾膜裝置油和燃?xì)庠O(shè)施反滲透預(yù)處理電廠反滲透預(yù)處理冷卻塔排污工業(yè)污水重金屬去除紡織廢料晶粒切割垃圾滲濾液產(chǎn)出水城市污水三級(jí)應(yīng)用固定膜生物反應(yīng)器垃圾滲濾液專(zhuān)業(yè)熱水消毒iSepTM500超濾膜的特點(diǎn)和優(yōu)點(diǎn)一體罐設(shè)計(jì)浸入式操作膜曝氣膜反洗頻繁排放能力撬裝元件化學(xué)品消耗小295ft2

的膜面積iSep模塊設(shè)計(jì)溢流口(2.0”Victaulic?)進(jìn)料/排放口(2.0”Victaulic?)滲透口（1.5”軟管接頭）曝氣口（0.75”軟管接頭）iSep膜組件iSep系統(tǒng)配置固體管理固體積聚會(huì)影響超濾性能污泥層攪動(dòng)后會(huì)致使TSS達(dá)到峰值污泥積聚會(huì)加速通量衰減固體清除（如排放）是最有效的方法去除積聚在膜內(nèi)的所有固體物質(zhì)要達(dá)到效應(yīng)，須使用高強(qiáng)度罐為防止停機(jī)時(shí)間過(guò)長(zhǎng)，須進(jìn)行快速排放固體排放排放量小至關(guān)重要10-15秒的快速排放時(shí)間清除元件中的固體排放期間實(shí)行交叉流動(dòng)，可提供額外清潔實(shí)行頻繁排放的益處iSep曝氣設(shè)計(jì)膜元件內(nèi)可以進(jìn)行完全曝氣膜元件內(nèi)置有小氣泡擴(kuò)散器采用創(chuàng)新型波紋進(jìn)水流道設(shè)計(jì)通道開(kāi)放交叉流動(dòng)率大膜曝氣由于剪切力過(guò)高，氣泡會(huì)產(chǎn)生擦洗

作用上升速率緩慢使接觸時(shí)間更長(zhǎng)流動(dòng)通道可讓氣泡與膜片表面長(zhǎng)期

接觸對(duì)流流體減小了污染通過(guò)氣泵效應(yīng)讓空氣和水泵抽至元件開(kāi)放式終端元件防止固體積聚膜曝氣在卷式膜配置（無(wú)旁路）中完全采用空氣沖洗傳統(tǒng)的中空纖維膜空氣沖洗效率過(guò)低機(jī)械完整性穩(wěn)健的卷式設(shè)計(jì)可防止機(jī)械故障膜片不受任何應(yīng)力作用膜片位置適當(dāng)無(wú)移動(dòng)現(xiàn)象膜片不存在任何結(jié)構(gòu)性需求機(jī)械完整性可確保高出水質(zhì)量不會(huì)出現(xiàn)斷絲現(xiàn)象外纏繞層進(jìn)水流道膜片e滲透收集材料穿孔中心管高出水質(zhì)量對(duì)反滲透預(yù)處理應(yīng)用極為必要構(gòu)成阻擋層去除固體、病毒和渾濁混濁度<0.1NTUTSS<1.0mg/lSDI<2.0反滲透預(yù)處理淤泥密度指數(shù)(SDI)是關(guān)鍵參數(shù)衡量臟污程度的工具反滲透系統(tǒng)的最理想淤泥密度指數(shù)(SDI)應(yīng)

小于3.0平板超濾/微濾(UF/MF)可提供更好的反滲透預(yù)處理通常，SpiraSep的SDI小于2.0中空纖維系統(tǒng)的SDI過(guò)高纖維斷裂灌封問(wèn)題SDI降低會(huì)使得反滲透資本支出(CAPEX)和運(yùn)營(yíng)開(kāi)支(OPEX)降低撬裝設(shè)計(jì)消除了對(duì)共箱的需求降低了資本支出(CAPEX)安裝和維護(hù)方便設(shè)計(jì)與配置靈活采用“即插即用”技術(shù)簡(jiǎn)化了系統(tǒng)設(shè)計(jì)和布置iSep系統(tǒng)布置iSep是一種集成型浸入式超濾膜，設(shè)計(jì)獨(dú)特，具有防污特性減少了資本支出(CAPEX)和運(yùn)營(yíng)開(kāi)支(OPEX)

iSep采用全撬裝設(shè)計(jì)，工藝設(shè)計(jì)簡(jiǎn)單簡(jiǎn)化了安裝和維護(hù)工作高出水質(zhì)量獨(dú)特的固體管理能力TheSpecialtyMembraneCompanyBasicConstruction-基礎(chǔ)建設(shè)IndividualModule

(單根支膜組織)TheSpecialtyMembraneCompanyOverflowPermeateAerationFeed/DrainBasicConstruction

-基礎(chǔ)建設(shè)CassetteAssembly(膜架示意圖)產(chǎn)水溢流進(jìn)水曝氣TheSpecialtyMembraneCompanyBasicConstruction

-基礎(chǔ)建設(shè)CassetteandTrain

(膜組件及成套設(shè)備)CassetteTrainTheSpecialtyMembraneCompanyBasicConstruction

-基礎(chǔ)建設(shè)FullScaleSystem

(整體系統(tǒng))TheSpecialtyMembraneCompanyFeedOverflowPermeateAerationBasicOperation基本操作FeedOverflowPermeateAerationFeedOverflowPermeateAeration產(chǎn)水曝氣溢流進(jìn)水TheSpecialtyMembraneCompanyMainOperatingSequences

-主要操作程序ProductionMode

(生產(chǎn)模式) ProductionofUFpermeate

(超濾產(chǎn)水)2.BackwashMode

(反洗模式) RegularsolidsremovalfromiSepmodules

(定期清除懸浮物)3.CleaningModes

(化學(xué)清洗模式) Scheduledchemicalcleanings(定期化學(xué)清洗)TheSpecialtyMembraneCompanyProductionModeProcesses-生產(chǎn)模式工藝ModuleFill

(膜管注滿(mǎn)) FeedtosubmergeiSepmodules;leveltransmitterindicatesfill

(進(jìn)水注滿(mǎn)膜管；液位計(jì)表示填滿(mǎn))2.PermeateProduction

(超濾產(chǎn)水) Permeatepumpengagesoncemodulesfilled

(注滿(mǎn)后,連鎖起動(dòng)產(chǎn)水泵)3.Aeration

(曝氣) Cleansmembranesurfaceduringproduction

(產(chǎn)水期間同時(shí)清洗膜面)

TheSpecialtyMembraneCompanyModuleFill

膜管注滿(mǎn)OverflowPermeateAerationFeed產(chǎn)水溢流進(jìn)水曝氣TheSpecialtyMembraneCompanyOverflowPermeateAerationFeedPermeateProduction超濾產(chǎn)水產(chǎn)水溢流進(jìn)水曝氣TheSpecialtyMembraneCompanyPermeateProduction超濾產(chǎn)水iSepPermeateiSep系統(tǒng)產(chǎn)水RawWaste污水Permeate產(chǎn)水Feed進(jìn)水MembraneSurface電子顯微鏡下的膜面TheSpecialtyMembraneCompanySolidsRemovalDuringAeration曝氣除垢TheSpecialtyMembraneCompanyBackwashModeProcesses反洗工藝ProductionStop

-停產(chǎn)水

Permeatepumpdisengages產(chǎn)水泵脫離2.ValveTransition

-閥門(mén)切換

Permeate&feedvalvesclose;backwashvalveopens

關(guān)產(chǎn)水,進(jìn)水閥;開(kāi)反洗閥3.Backwash,Aeration,&Drain

-反洗,曝氣&排水

Cleansmembranesurfaceandreducessolids

清洗和減少膜面污垢/懸浮物

TheSpecialtyMembraneCompanyOverflowBackwashAerationFeedBackwashMode反洗反洗溢流進(jìn)水曝氣TheSpecialtyMembraneCompanySolidsRemovalDuringBackwash

-反洗污垢清除AccumulatedSolidsBackwashCleanMembrane積聚懸浮物

反洗

洗清膜面TheSpecialtyMembraneCompanyDrainSequence

排水OverflowBackwashAerationFeed反洗溢流進(jìn)水曝氣TheSpecialtyMembraneCompanySolidsRemovalDuringDrain

-排水清除懸浮物Feedspacer反洗水Membranesheet膜面Solidsflowoutofchannels懸浮物排出通道Solidsdrainfromthemodulethroughthefeed/drainport懸浮物從進(jìn)水口/排水口排出TheSpecialtyMembraneCompanySolidsReductionWithinModulesFollowingBackwash反洗后懸浮物減少TheSpecialtyMembraneCompanyCleaningProcesses

-化學(xué)清洗ChlorinePFE/CEB Dailycleaningtosanitizeandremoveorganicbuildup

每天一次,清除有機(jī)物聚合2.AcidPFE/CEB Twiceweeklycleaningtoremovemineralandmetalbuildup

每周2次/3天1次,清除礦物質(zhì)和金屬3.Chlorine&AcidCIP Extendedmonthlycleaningstoremovebuildup

每月1次,作深層清洗

TheSpecialtyMembraneCompanyOverflowBackwashAerationFeedChemicalPFE/CEB&CIP

–化學(xué)清洗Chemical反洗溢流進(jìn)水曝氣加藥TheSpecialtyMembraneCompanyChlorinePFE/CEB

-氯PFE/CEB Targetconcentration100mg/LNaOCl(NaOCl目標(biāo)濃度:1000mg/L)

TargetpH10-11adjustedwithNaOH(NaOH調(diào)目標(biāo)pH10-11)

Recommendedfrequency1perday

(建議每天1次) SoakPeriod15-30minutes

(浸泡時(shí)間:

15-30分鐘)

AcidPFE/CEB

-酸PFE/CEB TargetpH2-3adjustedwithHClorH2SO4(HCL/H2SO4調(diào)目標(biāo)pH2-3)

Recommendedfrequency3dayinterval(建議每3天1次) SoakPeriod15-30minutes(浸泡時(shí)間:

15-30分鐘)

TheSpecialtyMembraneCompanyChlorineCIP

-氯CIP Targetconcentration1000mg/LNaOCl(NaOCl目標(biāo)濃度:1000mg/L)

TargetpH10-11adjustedwithNaOH(NaOH調(diào)目標(biāo)pH10-11)

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