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在SAGD极端条件下新型耐高温光纤技术成功提供了连续的DTS数据.docx

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在SAGD极端条件下新型耐高温光纤技术成功提供了连续的DTS数据 Title:SuccessfulProvisionofContinuousDTSDataunderExtremeSAGDConditionsthroughNovelHigh-TemperatureResistantFiberOpticTechnology Abstract: Inrecentyears,thesteam-assistedgravitydrainage(SAGD)techniquehasgainedsignificantattentionintheoilandgasindustryforextractingheavyoilandbitumenfromunconventionalreservoirs.However,theharshoperatingconditionsinSAGDwells,suchashightemperaturesandsteampressures,posenumerouschallengesforconventionaldownholemonitoringsystems.Thispaperpresentsanovelhigh-temperatureresistantfiberoptictechnologythatenablesthecontinuousprovisionofdistributedtemperaturesensing(DTS)datainSAGDwellsunderextremeconditions.TheapplicationofthistechnologyoffersenhancedreservoirmonitoringandimprovestheoverallefficiencyandsafetyofSAGDoperations. 1.Introduction 1.1Background 1.2Objectives 1.3Structureofthepaper 2.SAGDOverview 2.1PrinciplesofSAGD 2.2ChallengesinSAGDWellMonitoring 3.DistributedTemperatureSensing(DTS)Technology 3.1BasicsofDTS 3.2ApplicationsinOilandGasIndustry 3.3AdvantagesandLimitations 4.NovelHigh-TemperatureResistantFiberOpticTechnology 4.1OverviewoftheTechnology 4.2DesignandConstructionoftheFiberOpticCable 4.3BenefitsofHigh-TemperatureResistance 5.PerformanceEvaluation 5.1LaboratoryTestingandValidation 5.2FieldTrialsandImplementation 5.3AssessmentofDataAccuracyandReliability 6.ResultsandDiscussion 6.1ContinuousProvisionofDTSData 6.2MonitoringofThermalProfilesinSAGDWells 6.3DetectionofAnomaliesandEarlyWarningSystem 6.4ImpactonSAGDOperationsandSafety 7.CaseStudies 7.1CaseStudy1:ImprovedReservoirCharacterization 7.2CaseStudy2:EnhancedControlandOptimizationofSAGDProcess 8.Conclusion 8.1SummaryofResearchFindings 8.2KeyContributionstotheIndustry 8.3FutureDirectionsandRecommendations 9.References Thispaperhighlightsthesuccessfuldevelopmentandutilizationofanovelhigh-temperatureresistantfiberoptictechnologythatenablesthecontinuousprovisionofdistributedtemperaturesensing(DTS)datainSAGDwells.ThepaperdiscussestheprinciplesofSAGD