©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(:):,1979,:(102249)05131:(010)89733391,13810605166E2mail:chenfulai_26@163.com3()..,2006,26(11):1362139.,,(DDF),,,,,,,,,,,,(1),1,;,,,,,,,;;1.,(),,,19781983,(HLPCommittee)7X701219mm,18.3mm[123]631200611©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[1]NABT[4]6,1219mm1422mm,7.5448.786MPa85%,6%8%,4%2080,,12m,Maxey,559mm1067mm,,[5]207090,CSM[6,7]:,[729]Alliance[10],X70,914mm1067mm15%,3%GASDECOM,CSMX100,(98%),914mm,16.0mm20.0mm8,[11],NKKSumitomoKawasaki3,X100914mm,[12],3002.2050,Rudinger[13]:pd=pivdva+567(1):pd;pi;vd,vd=va-vo;va;vo2070,Mexay,Mexay[14],,:pd=pi2+1+-1+1vdva2-1(2):;(1)T.K.Groves[15]30.8m,60.3mmKamalK.Botros[16]22MPa;-20;70%95%8%15%3%5%3.T.K.Groves[15](20),,,Picard[4],PID20%;RIDFoothills[17],508mm;,RND,,RNDEiber[10]AllianceGASDECOM,HiroyukiMakino[18]BritishGas[19],BWRSHLP,,,,GASDECOMAGA218[16],,A.Terenzi[20]7312611©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[13],[15,16],,,20ms[18],,2.NGL()Maxey[21],,,,,[18],,,,,23,,3.(2)[1],(),,,4.,508mm,,[4],,[15]2(1),,,(2),,(3),//,,[1]HIROYUKIMAKINO,TAKABIROKUBO,TOYOAKISHIWAKU,etal.PredictionforcrackpropagationandarrestofshearfractureinUltra2highpressurenaturalgaspipelines[J].ISIJInternational,2001,41(4):3812388.[2]SUGIEE,AKOYAMAT,KAWAGUCHIY,etal.Astudyofshearcrackpropagationingas2pressurizedpipe2lines[J].JournalPressureVesselTechnology,1982,104(4):3382343.[3]SUGIEE,KAJIH,OHASHIM.ShearfracturearrestabilityofcontrolledrolledsteelX70linepipebyfull2scalebursttest[J].JournalofEnergyResourcesTechnology,1984,106(1):56262.[4]PICARDDJ,BISHNOI.Theimportanceofreal2fluidbe2haviorandnon2isentropiceffectsinmodelingdecompres2sioncharacteristicsofpipelinefluidsforapplicationinductilefracturepropagationanalysis[J].TheCanadianJournalofChemicalEngineering,1988,66:3212.[5]MAXEYWA.Fracturepropagationinunderwatergaspipelines[J].JournalEnergyofResourcesTechnology.1986,108(1).831200611©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[6]O’DONOGHUEPE,GREENST,KANNIENMF,etal.Thedevelopmentoffluid/structureinteractionmodelforflawedfluidcontainmentboundarieswithapplicationstogastransmissionanddistributionpiping[J].Comput2ers&Structures,1991,38(526):5012513.[7]HIROYIKIMAKION,TAKEHIROINOUE,SHIGE2RUEMDO,etal.Simulationmethodforshearfracturepropagationinnaturalgastransmissionpipelines[J].In2ternationalJournalofOffshoreandPolarEngineering,2004,14(1):60268.[8]O’DONOGHUEPE,KANNINENMF,LEUNGCP.Thedevelopmentandvalidationofadynamicfracturepropagationmodelforgastransmissionpipelines[J].Int.J.Pres.Ves.&Piping.1997(70):11225.[9]BERARDOG,SALCINIP,MANNUCCIG,etal.Onlongitudinalpropagationofaductilefractureinaburiedgaspipeline:numericalandexperimentalanalysis[C].ASME2000:2872294.[10]BOBE,ROBERTJE,LORNEC.FracturecontrolfortheAlliancepipeline[C].2000Internationalpipelineconference.Volume1ASME,2000:2672277.[11]EPRGBY.EvaluationofsuitabilityofX100steelpipesforhighpressuregastransportationpipelinesbyfullscaletests[C].ProceedingsofIPC2004InternationalPipelineConference,Calgary,2004.[12]ANDREWSRM,BATTEAD.Developmentsinfrac2turecontroltechnologyforgaspipelinesutilizinghighstrengthsteels[C].ProceedingsInternationalGasRe2searchConference,TokyoJapan,2003:1211.[13]RUDINGERG.Wavediagramfornonsteadyflowinducts[M].NewYork:D.VanNonstrandCompanyInc.1955.[14]MAXEYWA,KIEFNERJF,EIBERRJ.Ductilefracturearrestingaspipelines[R].NG218Report100,AmericanGasAssociationCatalogNo.L32176.1975.[15]GROVESTK,BISHNOIPR,WALLBRIDGEJME.Decompressionwavevelocitiesinnaturalgasinpipelines[J].TheCanadianJournalofChemicalEngineer2ing,1978,56:6642668.[16]KAMALKB,WOJCIECHS,JOHNG.Determinationofdecompressionwavespeedinrichgasmixtures[J].TheCanadianJournalofChemicalEngineering,2004,82:8802891.[17]FoothillsPipeLines(Yukon)Ltd.FinalreportonthetestprogramattheNorthernAlbertaBurstTestFacili2ty[R].Calgary,Alberta.1981.[18]MAKINOH,SUGIET,WATANABEH,etal.Nat2uralgasdecompressionbehaviorinhighpressurepipe2lines[J].ISIJInternational,2001,41(4):3892395.[19]JONESDG,GOUGHDW.Richgasdecompressionbehaviourinpipelines[C],AGA2EPRGLinepipeRe2searchSeminarIV,Duisburg,BRITISHGAS,Newcas2tle,1981.[20]TERENZIA.Influenceofreal2fluidpropertiesinmodel2ingdecompressionwaveinteractingwithductilefracturepropagation[J].Oil&GasScienceandTechnology,2005,60(4):7112719.[21]MAXEYWA,KEIFNERJC,EIBERRJ.Ductilefractureinitiation,propagationandarrestincylindricalvessels[R].FractureToughnessASTMSTP514Phila2delphia,1972.(2006205225)9312611©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:13821102571E2mail:menzi6210@sohu.comRESEARCHDISCUSSIONOFDECOMPRESSIONBEHAVIOROFHIGH2PRESSURENATURALGASDUR2INGPIPELINEFRACTUREChenFulai,ShuaiJian(ChinaUniversityofPetroleumBeijing).NATUR.GASIND.v.26,no.11,pp.1362139,11/25/2006.(ISSN1000-0976;InChinese)ABSTRACT:Thein