LNG工厂流程

*(:E0440002):,1973;,:(200030):[phone],13585703377E-mail:[e-mail]*曹文胜鲁雪生顾安忠石玉美汪荣顺().我国LNG工厂的生产流程介绍.天然气工业,2005;25(5):100~102介绍了我国的LNG示范装置调峰型工厂和基本负荷型工厂的状况,包括这些装置和工厂的生产规模和工艺流程这些流程包括:级联式混合制冷剂带膨胀机的液化流程制冷,并比较了各自的使用特点和优劣最后指出了我国LNG工厂的发展方向:根据国情,依据具体的设计条件和外围条件,对不同液化流程的投资成本比功耗运行要求进行全面的对比分析;要紧跟当前天然气液化流程追求简便高效的发展趋势,综合考虑各种液化流程的技术特点,开发适合我国实际情况的新型液化流程)))流程精简设备少,冷箱结构紧凑,换热效率高,火用损小,压缩机和驱动机高效可靠,应大力发展具有调峰机动能力的中小型LNG装置,以适应我国已经面临大规模开发利用天然气的新形势中国天然气液化工艺流程生产规模级联混合制冷剂膨胀机对比LNG2LNG3:;,CII;,)(CascadeCycle)1.2001,LNG,15@104m3,,1:1()2()CO23(MEA)4():,56,8;,910,12;,1315,,LNG1611.;2.;3.CO2;4.;5.;6.;71114.;8.;9.;10.LNG;12.;13.LNG;15.;16.LNG2.,J-T,,,,,,LNG,,,#100#20055,,LNG,(MRC)1.1999,10@104m3LNG,(CII),2:,,,,LNG:N2C1~C52LNGCII(,),,,,;,,,,,,,2.2002,LNG,150@104m3,,3:,,,LNG:3LNG,,;,,;,#101#2553.MRC,,,,LNG,APCIAP-X,CII,MRC(C3/MRC),,C3/MRC,,LNGCII,,,C3/MRC))),HTFS.MUSELNG,(ExpanderCycle)1.2090,2LNG:0.3m3/h,,4MPa,4;0.5m3/h,41,,2,2,LNG2.2090,1LNG,3@104m3,,4.1MPa,55LNG1.;2.;3.;4.;5.;6.;7.;91113;10.;81214;15.LNG12,67,3210;345,,LNG153.,LNG,,,,,,,,),,,,(121)#102#20055783.4%24.5%2%0%:4020;693.909040,890890(%)(h/d)(104m3/d)20016~1110~7020~248~1520026~110~500~100~6:904.,2002,9200120029(t)56910111220012483254525362698277423752002279229263368299429003600(%)12.4414.9732.810.974.5451.58:1.2002123133428t,200128414t5014t,10105014t425810kW#h1600/t0.43/kW#h802.2418.3113013.5964.052.(1)4090,40,,,(2),,,,(3),(2004-12-01)(102),,,,,,LNG,,LNG1,,,,..:,20042,,..,2004;(1)3..,2004;24(7)4BrautigamM.LNGbaseloadplantinremotenorth-WestofChina.LNGjournal,November/December,2003:19)205..,20006,.(LNG).,2002;22(3):89~91(2005-03-11)#121#255fracturingforcondensatereservoirs.Takingsomeproduc-tionwellofQKGarfieldinDongpusagasexample,thepro-ductivitychanginglawisfoundforcondensateliquidandnat-uralgasafterfracturing.Intheend,integratingthevariationofcomponentsandfracturelength,thereasonscausingpro-ductivitychangeareanalyzedcomprehensively.SUBJECTHEADINGS:Condensategaswell,Hydraulicfracturing,Production,Performance,Component,Mathe-maticalsimulationZhuJuhuiisstudyingfordoctoraldegree.Add:XinduDistrict,Chengdu,Sichuan(610500),ChinaTel:[phone]E-mail:[e-mail]CKANDITSINFLU-ENCEONPRODUCTIVITYFORGASRESER-VOIRSWITHABNORMALHIGHPRESSURE1)YangShenglai,YangQingli(PetroleumUn-iversity),XiaoXiangjiaoandWangXiaoqiang(Ta-limuOilfieldBranch,PCL).NATUR.GASIND.v.25,no.5,pp.94)95,5/25/2005.(ISSN1000-0976;InChinese)ABSTRACT:Thepermeabilityofrocksamplesismeas-uredunderdifferentoverburdenpressureforKela-2gasres-ervoirswithabnormalhighpressure.Accordingtothemeas-uredresults,thepowerfunctionexpressionofstresssens-itivityofpermeabilityisderived.Thechanginglawoftherockpermeabilityissummedupasthegasreservoirpressureortheeffectiveoverburdenpressurechanges.Consideringtheinfluenceofpermeabilitychangingontheproductivityofthegasreservoir,anewproductivityequationisdeveloped.ThestudyshowsthestresssensitivityofrocksamplesforKela-2gasreservoirsisbiggerthanthatforDaqingoilfield,whichistheno-compactedcharacteristicofrocksofgasres-ervoirswithabnormalhighpressure.Thestresssensitivityofrocksamplesmakestheproductivitydecreasing.UndertheconditionsofKela-2gasreservoirs,consideringthestresssensitivity,AOFisabout70%ofthatwhentheper-meabilityisconstant.Thestudyprovidesreferencetodeeplyunderstandtheproductivityofgasreservoirswithabnormalhighpressure,predicttheproductionperformanceandtherecoveryfactorofgasreservoirswithabnormalhighpres-sure.(FinancedbytheSubjectNo.2001BA605A02-02-03oftheNationalKeyTechnicalProblemstoSolveinthe/Tenth5-yearsPlan0)SUBJECTHEADINGS:Permeability,Rock,Stress,Experiment,High-pressurereservoir,ProductivityYangShenglai(associateprofessor,pos-tDoctor)haspublishedmorethan30papers.Add:ChangpingDistrict,Beijing(102249),ChinaTel:[phone]E-mail:[e-mail]RCEANDLNGTRADE1)YuanHailing(PlanningDepartmentofZhongyuanOilfieldCom.,Sinopec),ZhaoBaocai(Survey&DesignInstituteofZhongyuanOilEx-plorationBureauCom.,Sinopec)andWangWen-tao(OilRecoveryEngineeringInstituteofZhongyuanOilfieldCom.,Sinopec).NATUR.GASIND.v.25,no.5,pp.96)99,5/25/2005.(ISSN1000-0976;InChinese)ABSTRACT:Nowtheoilpricerisescontinuouslyintheworld.Gastransmissionbylong-distancepipelinecrossingoceansisrestrictedbymanyfactors,whichpromoteLNGtradeincreasingrapidly.AsLNGreceivingstationinGuang-dongprovinceandLNGprojectinFujianprovincearefu-lfilled,thedomesticLNGreceivingstationswillappearmoreandmore.So,analyzingtheconstructionandprogressofLNGproduction-lineprojectsandtheLNGtradeworldwidewillbehelpfulforthedomesticLNGreceivingstationstochoosethepropersourceandtrademode.AccordingtotheLNGsourcesfromneighborplaces,theprincipleofhighsafety,reasonableprice,andshorttransportationdistanceofLNGdeliveringisproposedfordomesticLNGstationstose-lectLNGsource.TheLNGpricingprincipleisanalyzedworldwide.Especially,thecalculatingformulaofScurveusedinAustraliaLNGprojectsisintroduced.Also,boththemodesofFOBandDESusuallyusedintheinternationaltradeofLNGareintroduced.Theadvantagesanddisadvan-tagesofthe2mod