0,。、、,“”,。1964,40。,,(MDEA),,MDEA,。1(),2050,,。2030,,。205060,,1、、。,,,。,,;;;———610213:,,。2080,,,。,。:;;;;:B:1006-5539(2011)01-0015-07:2010-11-15:(1936-),,,,1957,、、。291OILANDGASTREATINGANDPROCESSING15NATURALGASANDOIL20112,。2,,,,80%。,。2030,1MEADEADIPAMDEADGASNPA-DEAFlexsorbSEH2SCO2H2SCO2H2SK2CO3BenfieldCatacarbG-VFlexsorbHPCO2StretfordLo-CatPDSSulFeroxSulfintCIPFD、H2SH2SCO2H2SH2SH2SCT8-4BChemsweetSulfaTreatSulfa-Scrub、、、H2SH2SCO2H2SCO2SelexolFlourSolventRectisolIFPexolPurisolMorphysorbCrystasulfH2SCO2H2S13X、5A—H2SH2SH2SCO2CH4PrismGasepDelsepSeparexCO2—Ryan/HolmesCO2H2SC4+CO2C2-CO2NGLCO2Sulfinol-DSulfinol-MAmisolH2SBio-SRShell-PaquasDDSH2SH2SCO2H2S16(TEA)。,(MEA)、(DEA)、(DIPA)、(DGA),TEA,。,。,(),,。2060MEA,(MEA-)DIPA。70,(DIPA-)。80,,H2SCO2H2SMDEA。H2S,(MDEA-)。2。3MDEAMDEAH2SCO2H2S2080,。,MDEA2050,,。MDEA,,,。,MDEA,MDEA、MDEA、MDEAMDEA-。,MDEA,,3。4MDEA,MDEA2080,90,MDEA;,MDEA。,MDEA。2010,,MDEA,4。4,48,MDEA36,MDEA8,44,11/12,:①、;②H2SH2S,H2S;③MDEA;④DIPAH2S;⑤MDEACO2;⑥CO2、COSCS2;⑦MEAMEA,DIPADGA;⑧,2MEADEADIPAMDEADGASulfinol-DSulfinol-M/(%)10~2020~4020~4020~5050~65DIPA30~5015~20MDEA40~5015~20①/m3·m36~2822~7518~61-②16~5230~98-②H2SCO2√√-√③√√-H2S--√④√--√CO2√√-√⑤-√------√√⑥⑦⑧⑧291OILANDGASTREATINGANDPROCESSING17NATURALGASANDOIL20112MDEA10020×104m3/d,10426×104m3/d96.10%。,,,MDEA。5MDEAMDEA,。,,MDEA,,MDEA,21。,MDEA。5.1DEAMDEA[1]“”,。Khangiran5,830×104m3/d,7.4MPa,H2S3.85%,CO26.45%,DEA。H2S<4ml/m3,CO2<1%。1000×104m3/d,,34%DEA,1115m3/h,。,MDEAMDEA-DEA,45%MDEA34%DEA1000×104m3/d:·875m3/h,DEA21%;·20%;·95t/h,DEA24.6%;,MDEA,5,,。4,H2S0.6~1.1ml/m3,CO20.6%~0.8%,。H2S32.8%36.4%。5.2Sulfinol-DMDEA[2]。MDEAMDEA-MDEAMDEAMDEAMDEAMDEADEAMEAMDEACT8-5YZS-93SSH-1UcarsolHS-101HS-102HS-103Gas/SpecSSSSPlusSulfinol-MCT8-9aMDEAMDEAH2SCO2CO2、、、MDEAH2SH2SCO2CO2ShellSNEADowUCCShellDowBASF3MDEA5DEAMDEA(1000×104m3/d)DEAMDEADEAMDEA/m3·h-111008751115885/t·h-1126951401154MDEA/104m3·d-1/(%)MDEA36900086.32、、、、、、、、、、、、、-1MDEA49409.02、、MDEA14003.8436806.52MDEA441002096.1044063.904810426100.00、、-618BurntTimberSulfi-nol-D,184×104m3/d,201×104m3/d,5.8MPa,H2S10.2%,CO26.4%。2.5%,,CS21.25%,“”6~9。,,H2S,CO2。2005H2S10.1%,CO28.0%,2020H2S8.1%,CO210.2%。,Sulfinol-DMDEA,CO2。,7,2922,18、1614。,,5min。MDEASulfinol-D,,5%。H2S1.8ml/m3,CO22.6%;,2214,H2S2.0ml/m3,CO23.9%。Sulfinol-DCOS85%80%;MDEA,28%37%,26%47%。112mg/m3,59mg/m3。,,199mg/m3,MDEACOS8%15%,。m3,MDEASulfinol-D25%,60%,25%。30000m3/h2000~4000m3/h。,H2S58%70%,2.5%1%。,,CS21.25%0.23%。,600ml/m3100ml/m3,COSCS2130ml/m3200ml/m350ml/m316ml/m3。,95%96.9%。5.3MDEA[3~4]MDEA,Suncor'sSimonetteMDEA。H2S3%、CO22%,7.0MPa,CO290%,,。,1.5%DEA1SN2,。1,SN2,MDEA“”DEA,MDEA“”DEA,“”DEACO2SN2,CO2。,,MDEA。,MDEA。MDEA。DEASN2;,MDEA。5.4H2S[5],,。,Khangiran。MDEAH2S,。,,。,0.39%;,291OILANDGASTREATINGANDPROCESSING19NATURALGASANDOIL201121.11%。(、、、),H2S3ml/m3,1ml/m3。H2S。。,MDEAH2S,R3N+H2S圹R3NH++HS-:R3NMDEA。,K=[R3NH+][HS-][R3N][H2S],R3NH+;,HS-,H2S。H2SH2S。,MDEAH2S0.025mol/mol,6,0.020mol/mol。,,MDEA,。62080MDEA,,。a)SimonetteMDEACO290%,。。b)MDEA。MDEACO220%。,CO220%,10%,。(a),,,MDEApHCO2。,,,。(b),。,H2S,CO22%,2[4]。MDEAH2S,;CO2。H2SCO2。,H2S,Lo-Cat。CO2,H2S。。c)MDEA,COS,。H2S,COS。,MDEACOS30%;COS。85%[6],,COS70%~84%[7~8]。,、MDEA,,,COS。200℃,COS。。,。(a)COS,,20MDEA,,。,(MMEA)COS。,MDEA,MEADEA[6],。(b)COS,,。,COS,,。:。:[1]AmiriS.ConvertingtoaTertiaryAmineUpssweeteningCapacityatanIranianGasFacility[J].HydrocarbonProcessing,2008:87(1),47-49.[2]GrantJ.SolventConversionatCanadianPlantHikesSalesGas,CutsCO2,Semissions[J].OilGasJ,2007,50-64.[3]LataE.CanadianExperienceShowsActualOperationsNeededtoGuideChoiceofAmineSimulator[J],OilGasJ,2009,48-55.[4]LataE.LowCO2SlipinHigh-pressureMDEASystemsInvestigated[J].OilGasJ,2009,58-63.[5]ZarrabiS.Heat-stableSaltsReduceH2SLeakingfromAmineAbsorbers[J].OilGasJ,2007,58-60.[6].COS[J].,2007,36(1):28-36.[7].-H2S、CO2[J].,2009,38(3):207-211.[8],.[J]..2009,27(6):33-37.(8),,。、185×108m3/a,57.8%,42.2%,、。b):,。、255×108m3/a,79.7%,20.3%,。5a):,。,;,,。b):,,,9361/a,;,、,。:[1],,.[J].,2007,25(6):1-7.[2]СНиП2.05.06-85,[S].[3]ОНТП51-1-85,[S].[4]GB50251-2003,[S].[5],,,.[M].:,2004.[6].[M].:,1995.!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!291OILANDGASTREATINGANDPROCESSING21SELECTEDABSTRACTSNATURALGASANDOIL(BIMONTHLY)Vol.29No.1Feb.2011ABSTRACT:IntroducedisthestructureoftheSebei-Ningxia-Lanzhougaspipelinesystem,simulatedandanalyzedaretwokindsofmainfailureworkingconditionsofthesystembyusingtheSPSsoftwareandsimulationresultsshowthatfailureofthegascompressorstationsclosertotheterminalstationhaslargerandfastereffectonthesystemandreliabilityofthesystemwillbeimprovedifgassupplypressureoftheterminalstationisincreasedproperlyinnormalworkingcondition.Also,failureofthesinglepipelinesclosertotheterminalstationhaslargerandfastereffectonthesystem.Therefore,specialpatrolandmaintenanceshallbeconductedtothoseimportantsectionsinordertoensurethatthewholegaspipelinesystemoperatessafelyandsmoothly.KEYWORDS:Sebei-Ningxia-Lanzhou;Naturalgas;Gaspipeline;Failure;AnalysisOILANDGASTREATINGANDPROCESSINGReviewonDevelopmentProcessofGasDesulfurizationandDecarburizationTechnique—Methyldiethanolamine(MDEAforShort)OutshinesOthersWangKaiyue(PetroChinaSouthwestO&GFieldCo