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60Vol160Suppl1200912CIESCJournalDecember2009LNG,,(,200240):,,:LNGLNGFPSO,LNG,FPSOLNGLNGFPSO,,:LNG;;:O514:A::043821157(2009)S12027208ComparisonanalysisonkeytechnologiesofLNG2FPSOJUYonglin,GUYan,LIQiuying(InstituteofRefrigerationandCryogenics,ShanghaiJiaoTongUniversity,Shanghai200240,China)Abstract:Offshoreliquefactionofnaturalgas,includingassociatedgas,aby2productofoffshoreoilproductionandmarginalgasfieldpresentsseveraluniquecharacteristicsanddesignchallengesincludingtheeffectofdynamicseamotiononequipmentperformance,spaceandweightlimitations,LNGsloshingininnerstoragetankandoffloadingsystem,andincreasedsafetyconcernsduetoamorecompactlayoutandlimitedspace1ConsideringtheenvironmentconditionofSouthChinaSeaaswellasthespecificcomponentsofassociatednaturalgas,theoveralllayoutoftypicalLNG2FPSOunitisfirstreviewed,andthenthevariouspre2treatmentandliquefactiontechnologiesandprocessesarecomparedanddiscussed1Inwhatfollowing,theLNGstorage,offloading,powersupplyandskid2mountedmodulesaresuggested1Keywords:LNG2FPSO;process;keytechnologies2009-12-07,2009-12-14:(1970),,,:(2006AA09Z317),601012m3,1/3,,,(FPSO),LNG,,,,2090,,Receiveddate:2009-12-071Correspondingauthor:Prof1JUYonglin,yju@sjtu1edu1cnFoundationitem:supportedbytheHigh2techResearchandDevelopmentProgramofChina(2006AA09Z317)1,,(),,,,,,280(NGL)/,FPSO,,(1000m)(250km),,,LNGFPSO(LNG2FPSO),LNG,LNG2FPSOLNG,,LNG,LNG2FPSO,,,,,LNG,,,,,,,,,FPSO(FLNG)LNGLNGLNG,,[126],,,:(1)LNG;(2);(3)LNG;(4)LNGFPSO;(5)FPSO,,LNG,,,LNG,FPSOLNGLNGFPSO1LNG1LNGFig11ProcessoverviewofLNG2FPSOunit1FPSO,LNG2FPSOLNG1115Mta-1()8260,FPSO,(LPG),LNG,19922000,BouyguesOffshore,ThermieGURF,Azure[7]FPSO,3Mta-1():,,;LNG;;LNG2FPSO;,(FSRU)1999,Chevron(JIP)(GURF),LNGIHI2001,ShellSunrise,LNGLNG5Mta-1[8](400m70m),LNGNGL()24000085000m3,,LNG9,1611,,ConocophillipsShellKudu,,,MobilLNG[9],,,4,,,,LNG,(GBS)LNG2FPSO[10212],FPSOBHP,(TimorSea)Bayu2UndanLNG,115Mta-1,170000m3LNG,FLNGShellStatoilStatoilLindeAkerKvaerner(MFC),Sn«hvit:LNG,Melk«yaLNG,LNG2FPSOABBABBLummusNicheLNG[13]LNGLPGLNG115Mta-1LNGLPG170000m335000m3,41SPB,,,,ABS2/FPSO,,FPSOFPSOLNG2FPSO,LNG,,,:(CO2)H2SC+592:LNG,,,LNG,FPSO,,,,FPSO,,FPSO,,,FPSO,,,,,,,,LNG2FPSO[14],,,,,,,,,3LNG,FPSOMobil(MRC)[9],,,ShellAPCISunrise(DMR)[15]Azure,DMRFPSO[7]StatoilLNG[16],BHPLNG[17],,,,,,,,MerlinCostain,[18],,LNGFPSO,ABBLummusNicheLNG[13]ABB[19],,GELM2500,MRC,MRC:(1),,,,;(2);(3),;(4),,,,,,,,,,,()[20],LNG0360[21224]2,,(2),,LNGBHPcLNGAzure1Mta-1ABBMRC,,2Fig12Comparisonofvariousliquefactionprocesses4LNGLNGLNG2FPSOLNGLNGFPSO,LNGLNG3:(Moss),(GTT)SPB,SPBLNG1315,56,FPSOLNG184,5,,FPSO,,,,,Wadahl[25],MossLNG[26]LNGGTTEEB,3LNGSPB,,,Mobil9%,,5LNGLNGLNG2FPSO,LNGFPSOLNG,,FPSOLNG,,,LNGLNG(1)LNGFPSOLNG,,,115m,LNGFPSO,FPSOLNG,LNG,,,LNG,LNG,13:LNGLNGFPSOLNG,,FPSOLNG,,,LNG,FPSOLNG(2)FPSOLNG,,50100m,50100m,LNGLNG,,Azure,(FMC)LNG,415m,,,(3)LNG,,,,,,,()LNG,LNGLNG-162,,,,LNG,LNG3,4,[27228],LNG,,,LNG[29]6FPSO,FPSO():,,2360,,,,,:(LNG),,(),,,,,,,(),()(),,,LNGLNGLNG,3LNG,,,LNG,24%LNG,,LNG,,50%LNG,LNG50%LNG,,CO2LNG,,;LNG;LNG,LNGLNG,,Zhang[30],CO2Brayton,,68%54%,CO2,LNG,,LNG,CO27,LNG2FPSOLNG10,FPSO300m60m30m,,115,50,FPSO,,Mobil[9]FPSO,,,,,,3,,,33:LNG,,,,,,,,(),,8LNG2FPSO,,FPSOLNGLNGFPSO,References[1]AlvaradoSC,WagnerJV,ConeRS1NextgenerationFPSO:combiningproductionandgasutilization1JournalofOffshoreTechnology,2002,10(4):56261[2]RambergLA,SkramstadE1ClassificationofLNGFPSOsaviablerouteforriskmanagement//Proc1oftheAnnualOffshoreTech1Conf12002:9452950[3]MasanobuS,KatoS,NakamuraA1DevelopmentofnaturalgasliquefactionFPSO//Proc1of23rdInt1Conf1onOffshoreMechanicsandArcticEng12004:6752684[4]HarroldD1DesignaturnkeyfloatingLNGfacility1HydrocarbonProcessing,2004,83(7):47251[5]TonkovichAL,JaroschK,AroraR,etal1MethanolproductionFPSOplantconceptusingmultiplemicrochannelunitoperations1ChemicalEngineeringJournal,2008,135(1):228[6]AdrianJ,RobertsonS1Floatingintothefuture1OffshoreEngineer,2008[7]Anon1ConcretehullforAzureLNGFPSO1JournalofOffshoreTechnology,2001,9(1):32235[8]ShellpushesworldsfirstLNGfloaterinTimorSea:InternationalGasReport[R]1Platts,2001[9]NaklieM1MobilsfloatingLNGplant1LNG212,Perth,Australia,1998:211[10]NaklieM1EvaluationsupportsfloatingLNGsafety1WorldOil,1999,220(1):11215[11]MayerM,SheffieldJ1ChallengesoffloatingLNGfacilities//GPAEuropeSpringMeeting1Norwich,2001[12]SheffieldJ1OffshoreLNGproductionhowtomakeithappen,businessbriefing1LNGReview,2005:21223[13]Anon1NicheLNGFPSOconcept1NavalArchitect,2005:20227[14]LiQY,JuYL1ResearchonthepurificationtechnologiesofLNG2FPSO//The2008ForumforOceanTechnology1Guangzhou,2008[15]SheffieldJA,MayerM1ThechallengesoffloatingLNGfacilities//Proc1oftheGPASpringMeeting12001[16]AllianceforLNGTechnology:StatoilPressBriefing[R]12004[17]DubarC,ForceyTA1CompetitiveoffshoreLNGschemeutilisingagravitybasestructureandimprovednitrogencycleprocess1LNG212,Perth,Australia,1998:214[18]AdrianFJ1NewFPSOdesignproducesLNGfromoffshore1OilandGasJournal,2002,100(34):56262[19]FogliettaJH1LNGproductionusingdualindependentexpanderrefrigerationcycles:US,641230212002[20]BarclayM,DentonN1SelectingoffshoreLNGprocesses1LNGJ