LL Coalescers PALL 颇尔 液液聚结器

©2005PallEuropeLimited颇尔液-液聚结器介绍Liquid/LiquidCoalescersPresentation2006-07-01TypesofEmulsions乳化液类型水分散在油中油分散在水中EmulsionStability稳定乳化水在油中形成反胶囊结构EmulsionStability稳定乳化空间排斥EmulsionStability稳定乳化静电排斥WhatDoesaLiquid/LiquidCoalescerDo?聚结器如何工作1）Captureofsmalldroplets(1-10microns)

捕捉1~10微米的小液滴2）Growthorcoalescenceofsmalldropletsintolargedrops(millimeter)

由小液滴通过碰撞（聚结）成毫米级大液滴3）Releaseoflargedropsfromcoalescermedium

大液滴从聚结滤芯介质脱落4）Separationofdropsfromcontinuousphasebygravity/buoyancy(horizontal)orbygravity/separatorcartridge(vertical)

通过重力或分离滤芯将大液滴分离e.g.Removingfreewaterfromfuel例如：油中脱水CoalescingMechanism聚结机理CoalescingMechanism聚结机理Smalldroplets小液滴LargeDroplets大液滴Gravity重力分离©2005PallEuropeLimitedLiquid/LiquidCoalescers

液-液聚结器原理ThreeStages:三个阶段Filtration 过滤Coalescence聚结Separation 分离Separationoftwoimmiscibleliquids 用来分离两种不相溶的液体©2005PallEuropeLimitedFactorsAffectingCoalescence

影响聚结的因素InterfacialTension:IFT,indyne/cm

界面张力：IFT，单位dyne/cmViscosity,Density

流体黏度、密度Temperature

温度Presenceofadditives

表面活性剂©2000PallEuropeLimitedInnovationfromPall 颇尔的创新SeparationofEmulsions,evenwhenverystable颇尔可以分离稳定的乳化液ConventionalCoalescersbecomeinefficientatIFTlevelsbelow20dyne/cm.传统的产品在液体界面张力低于20dyne/cm就会失效IFTcanbeaslowas0.5dyne/cm

颇尔可以分离液体界面张力低于0.5

dyne/cmEffectivedowntosolubilitylimitsofthephases颇尔可以把欲分离的液相除到溶解度的水平Evenifproductcontainsadditives 不受表面活性剂的影响©2005PallEuropeLimited

CausticremovalfromLPG,KERO,Gasoline,Diesel液化气、煤油、汽油和柴油脱硷 IFT=0.5~12dynes/cm

WaterremovalfromLPG,KERO,Gasoline,Diesel液化气、煤油、汽油和柴油脱水 IFT=15~24dynes/cm

ExtractiveMerox&AmineremovalfromLPGMerox工艺和液化气脱胺 IFT=1~8dynes/cmH/Cremovalfromsourwater(SWSprotection)酸性水脱油IFT=0.5~10dynes/cmIFTsoffluidsofRefinery–PallSLS炼油厂油品的IFT值范围Liquid/LiquidCoalescers

液-液聚结器的种类Twotypesofcoalescers:两种液-液聚结器AquaSep

PlusandPhaseSep一种叫AquaSep

Plus另一种叫PhaseSep©2005PallEuropeLimitedVERTICALHOUSING 立式结构SeparationoffreewaterfromFuelorChemicalsIFTat>3dynes/cm

从油中分水，界面张力大于3dynes/cmCoalescercartridgesitsontopofSeparator聚结和分离滤芯重叠设计©2005PallEuropeLimited乳化液油出口预过滤聚结器水出口VERTICALHOUSING 立式结构HORIZONTALHOUSING卧式结构IFT<3dyne/cm

界面张力小于3dynes/cmRemovaloforganicsfromwater 水中除油Removalofwaterfromorganics 油中脱水Compatibilityisanissue©2005PallEuropeLimitedHORIZONTALHOUSING卧式结构AquaSep®Plus 液-液聚结器IntegralPrefilterUltipleat®Ultipor®III内置预过滤Coalescercoupledwithseparator聚结和分离滤芯重叠设计Coalescer:lengthis20insor40insthisisafunctionoftheviscosityofthefluid聚结滤芯有20英寸和40英寸长度Separator:lengthis20insandishydrophobicallytreated

分离滤芯20英寸长度©2005PallEuropeLimitedAquaSep®Plus Applications

AquaSep®Plus聚结器应用RefineryfinalproductGasoline 汽油Diesel 柴油JetFuel 煤油LiquidPetroleumGas(LPG)PetrochemicalsandChemicals石油化工、化工Intermediateproducts 中间产品Finalproducts最终产品AquaSep®Plus液-液聚结器Reduceconcentrationoffreewater

脱除游离水Morethan3%vol.downto15ppmv

入口3%脱除到15ppmwSeparationofverystableemulsions,characterizedbyIFT’saslowas3dynes/cm

可以分离界面张力低于3dyne/cm稳定的乳化液HigherefficiencyandmorestableseparationthantheSaltdryers

与盐干燥相比塔具有高效率、高可靠性AquaSep®Plus液-液聚结器WaterfromDieselSeparation

柴油脱水PhaseSep®液-液聚结器UsedforseparationofliquidswherematerialsofconstructionofAquaSep®Plus

arenotcompatible.用来分离不适合AquaSep®两种不相溶的液体Attemperature>65°Cupto150°C使用温度大于65°C到150°CpHvalues1to13PH1~13PhaseSep® Performance性能SeparationofEmulsions From10%downtothelimitsofsolubilityofwater/organics(hydrocarbon,solvent…)可以将含水（油）10%乳化液分离到溶解度的水平DesignedforseparationofverystableemulsionsIFTaslowas0.5dyne/cm可以分离界面张力小于0.5dynes/cm的稳定乳化液LargeRangeChemicalCompatibiltypH1to13Maximumoperatingtemperature=150°C化学相容性很宽。PH1~13,最大使用温度150°CPhaseSep®

Performance 性能RemovalofCausticWaterinSulfrex*andMerox**units

可以用于Sulfrex*和Merox**工艺中从油中 脱除碱液脱除IFT<1.0dyne/cm界面张力<1.0dynes/cmEfficiency:Solubilitylimits分离到溶解度的水平*SULFREXisatrademarkofIFP**MEROXisatrademarkofUOPSeparationofCausticWaterfromCumene Productionofphenol 可以用于苯酚工艺中从异丙苯中脱除碱液脱除upstreamwaterupto10%vol.入口含水10%downstreamsodium<0.5ppm 出口钠离子含量小于0.5ppmSeparationwith'PhaseSep'coalescersreducesneedforwashwater-costashighas500,000EURO

采用PhaseSep聚结器取代三级水洗工艺可以节省投资50万欧元PhaseSep®Performance性能PhaseSep®

Applications应用RemovalCausticfromPetroleumProducts(Merox*andSulfrex**process)用于Sulfrex*和Merox**工艺中从油中脱除碱液脱除Separationoforganicpollutionfromwater

水中脱除油Separationoforganic(anthroquinonesolution)fromhydrogenperoxide

双氧水中脱除油RemovalofAmines/WaterfromHydrocarbonfluids油中脱除胺/水SeparationofOilfromliquidNH3液氨中脱油*MEROXisatrademarkofUOP**SULFREXisatrademarkofIFPAquaSep®Plus/PhaseSep®Benefits

颇尔聚结器优势NoProblemwithDisarming永不失效Surfactantmoleculescausedisarmingwithfibreglass表面活性剂会导致玻璃纤维失效Surfactants:表面活性Detergents去垢剂inhibitoradditives缓蚀剂Sulphur硫化物PallCoalescersdonot containglassfibre 颇尔的滤芯不含有玻璃纤维Lowmaintenancecost维护费用低Canbefittedwithautomaticdrainvalves可以设计成自动排液Coalescerlife2yearormorewhenprotectedbyanAbsoluteprefilter滤芯在预过滤保护下使用寿命达2年以上Capableofcopingwithvariationsinprocessconditions适应工艺的变化e.g.canbeusedwithincreaseindiscontinuousphaseupto15%例如水在油中的含量大于15%可以正常使用Housingdesignforflexibilityforincreasecapacityandfutureexpansion

灵活设计的滤壳可以满足生产扩能AquaSep®Plus/PhaseSep®Benefits

颇尔聚结器优势

1)PreFilterVentValve 8)PreFilterHousing 2)HydrocarbonReservoirIsolationValve 9)PreFilterDrainValve 3)HydrocarbonReservoirDrainValve 10)SamplePorts 4)InletIsolationValve 11)L/LCoalescerHousing 5)OutletIsolationValve 12)TestCoalescer 6)RegulatingValve 13)PressureGauges 7)HydrocarbonReservoirs 14)FlowMeterPilotScaleTestCoalescer聚结器实验装置PilotScaleTestCoalescer聚结器实验装置Applications 应用SteamcrackersProcesswaterProtectionofstripper乙烯裂解工艺水除油保护气提塔RefineriesSourWater炼油厂酸性水脱油GasPlantsCondensate/Water气体处理厂油水分离SeparationofHydrocarbonsfromWater水中脱油DehydrationPetroleumProducts油中脱水FinishedProduct

最终产品Kerosene煤油Gasoline汽油Dieseloil柴油MeroxUnitsSeparationCausticWaterMerox工艺中脱硷液Water/LightProducts Naphtha->Propylene

石脑油丙烯脱水Applications 应用DehydrationPetroleumProducts油中脱水L/LCoalescers:over300installationsWorldwide油中脱水的业绩超过300个,其中国内占40个DehydrationPetroleumProducts油中脱水DehydrationPetroleumProducts 油中脱水ApplicationsAnalyserProtection保护分析仪器©2000PallEuropeLimitedApplications

Merox*UnitSodium<0,5ppmWater<15ppmSysteminplacesince1995Finishedproductnowconformstospecification*MEROXisatrademarkofUOP©2000PallEuropeLimitedApplications

Merox*Unit*MEROXisatrademarkofUOP©2000PallEuropeLimitedApplications Watertreatment水处理应用HydrocarbonOutletBootontop 顶部集油包Efficiency:Limitof solubilityofo