第三届世界石油天然气工业安全会议论文ppt.ppt

StudyonSafetyinTreatment,TransportationandInjectionofCarbonDioxideinJilinOilfield,ChinaUniversityofPetroleumEastChina2010,09,ShurenLiu,The3rdWorldConferenceonSafetyofOilandGasIndustry,9/27/2020,2,Contents,IntroductionInationofCO2displacementinJilinOilfieldDehydrationandPurificationSafetyAnalysisCompressionandLiquefactionSafetyAnalysisTransportationSafetyAnalysisInjectionSafetyAnalysisConclusions,9/27/2020,3,Introduction,CO2isagreenhousegas.CarboncaptureandstorageCCSisaneffectivemeantomitigateCO2.WeyburnprojectCanada,firstcommercialexample,startedin2000,inject5000tonCO2/d,enhancedoilrecoveryby16.SleipnerprojectNorway,startedin1996,inject2800ton/d,9/27/2020,4,Introduction,,Weyburnproject,Sleipnerproject,9/27/2020,5,Introduction,CO2capture,treatment,transportationandinjectiontechnologiesattractinterest.CO2displacementinJilinoilfieldChinastartedmanyyearsago.MatchingtechnologieshavebeenedUsingnaturalassociatedCO2forEORispering,9/27/2020,6,Introduction,ThispaperhasfocusedonAnalyzesafetyproblemsandcausesintreatment,transportationandinjectionofCO2inJilinoilfieldPutforwardwell-targeted,technicallyfeasibleandeconomicallyreasonablesafetycountermeasuresuggestions,9/27/2020,7,InationofCO2Displacement,,,Figure1ProcedureofthesurfaceCO2gatheringandtransportingsystem1-Changshen4gaswell2-Gasgatheringstation3-Dehydrationunit4-Liquefactionunit5-Storagetank6-Boosterpump7-8kmpipeline8-Injectionstation9-Injectionwells,9/27/2020,8,DehydrationandPurificationSafetyAnalysis,MolecularsievedehydrationtechnologyisusedtodehydrateCO2inJilinoilfieldCorrosionResultsleakageexplosionandotheraccidentsMeasuresaddingcorrosioninhibitorscoatingontheadsorptiontower,9/27/2020,9,HydrateResultsLimitingflowrateReducingprocessinggasvolumeBlockingpipelinesMeasuresaddinghydrateinhibitorsincreasinggastemperature,DehydrationandPurificationSafetyAnalysis,9/27/2020,10,LowtemperatureandlowpressureliquefactiontechnologyisusedintheCO2liquefactionJilinoilfieldadoptstheliquidammoniarefrigeratingmachinesystem,CompressionandLiquefactionSafetyAnalysis,9/27/2020,11,LeakageofliquidammoniaResultspoisoningburningorexplosionMeasuresinflammablegasdetectordress,CompressionandLiquefactionSafetyAnalysis,9/27/2020,12,TransportationSafetyAnalysis,8kmpipelinegoesthroughresidentialareas,farmlandandotherareasofintensivehumanactivities.Causefailureofpressurereliefvalve,badsealingperanceofwelds,gasketsandvalves,corrosion,externalforcesandsoon,9/27/2020,13,ResultsPipelineruptureLeakageMeasuresAutomaticcontrolsystemMercaptanandotheradditives,TransportationSafetyAnalysis,9/27/2020,14,InjectionSafetyAnalysis,LeakageofcarbondioxidethroughinjectionwellstringsCementbondloggingTracerUltrasonicdetectorCorrosionofinjectionstringsMulti-armcaliperElectromagneticthicknessmeasurementtoolsUndergroundimagingdeviceaddingcorrosioninhibition,usinganti-corrosionsteelpipeandcoatingoftubing,9/27/2020,15,Conclusions,AnalyzedthesafetyproblemscausedbyCO2phasechange,suchasCO2corrosion,hydrateplugging,gasleakagePutforwardeffectivemeasurestostrengthenthesafetyofpipeline,stationequipment,automaticcontrolsystemandotheraspectsofmanagement.,9/27/2020,16,Acknowledgement,ImportantNationalScienceTechnologySpecificProjectsofChinaOrganizingCommitteeofthe3rdWorldConferenceonSafetyofOilandGasIndustry,9/27/2020,17,Thanksforyourattention,