管道焊接工艺方法综述

:(SZD0416):2005-06-28:2005-08-121,1,2,3(1.,610500;2.,641000;3.(),100086):,,,,:;;:TG44:A:1004-9614(2005)06-0035-03SummaryonPipelineWeldingTechnologySUXin1,YUANZong2ming1,FANXiao2xia2,YANZi3(1.SouthwestPetroleumInstitute,Chengdu610500,China;2.SichuanWeidongEnergyExplorationCorporation,Neijiang641000,China;3.InfoPetroTechnologyDevelopment,Ltd.,Beijing100086,China)Abstract:Thispaperintroducedseveralweldingtechnologiescommonlyusedathomeandaboardinlongdistancepipeline.Be2sides,itgaveamainintroductiontotheautomaticweldingsystemandtothewaytoselecttheweldingmethodandtheweldingdefectstesttechnology.Finally,itanalysedthedirectionoftheweldingtechnologydevelopmentandpointedoutthedevelopingwiderangeofap2plicationofautomaticweldingtechnologies.Keywords:pipeline;welding;developingdirection1,,X56X70,X80,19931200mm126kmX80,1994,1200mm33kmX80,22.1[1-2](1),,,40%50%(2),X70,,,(3),,,,(4),CO2CO2,,,,,,,,,CO2(5),CO2,,,,,NR-207NR-204-HNR-208-H,X70X80,(6)CO2,,STT,CO2,20056PipelineTechniqueandEquipment2005No16,TIG,,2.2[1-7]2.2.11983,,199519961997:,,,,,,,,,,,,,,,,,,,,,,,,,,,Ruhrgas270kmAPI5LX802.2.2,,,,,,,,,,160km,2.2.3,,,,,,[8]:(1)/(Automaticinternalweldingw/ext.singleoutsidetorch)6(),,(2)/(Automaticinternalweldingw/ext.dualtorches),,,,(3)/(Allautomaticexternalweldingw/copperback-upring)(),/,(4)/(Allautomaticexter2nalweldingw/noback-upring)(),,(5)STT()/()(Semi2automaticrootpasswithSTT/remainderw/automaticorsemi2automaticsys2tems(allexternalwelding))STT,GMAW,STT,,STT,FCAWGMAW()36PipelineTechniqueandEquipmentDec12005,((GMAW))((FCAW))CRC-EVANS[7]3:,,,,[9-10](1)(2)(),()600mm,;600mm,,,,,,(3),,,(4),X70,X70,,(5),4[11]4.1,,100%,,,,,,,AEATechonology,TOFD(TimeofFlightDiffraction),,,,,,4.2,,,,2050,,,,20,COD,J,,,API1104,BS4515:,,(Fitnessforpurpose),(COD),,4.3,,100%,,,X,100%5[1,5,12],,(40)6:37,85200m,31212,3(),43m3/h,400m2,250m13(90kW,75kW)(160kW),,2;,11:,,,,,,,(),3.3,,,,,,;,,,,,,,,,,,,Qmax.,271,,,4(),,,,,,,,,[1]..,1999,18(12).[2],..,2002(1).[3].,:,2001.(37),,;,,,,,,[1],...2002,21(2):42-47.[2]..,2002(11):11-14.[3]..,2002,13(6):106-109.[4].()..2002,31():5-9.[5]..,2001,24(2):47-55.[6]..,2000,12(29)():34-36.[7]..,2004(1):33-34.[8],,,..,2005,28(4):3-5.[9]..:,2000.[10].(1-4).:,2001.[11]..,2000(6):1-7.[12],..,2001,20(12):27-28.40PipelineTechniqueandEquipmentDec12005