【7A文】通道压裂：致密气增产模式的转变.pptx

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1、ChannelFracturing:AParadigmShiftinTightGasStimulationFractureConductivity1947Theoretical2010-2011maximumInnovationforaStep-ChangeinConductivityHiWAYIncrementalimprovementsin:•Fluidtechnology(gelloading,polymer-free)•Proppants(size,mesh,strength)•Breaker(oxidizer,encapsulated,enzymes)Thechannelfractu

2、ringtechniqueengineersstableflowchannelsintotheproppantpackenablinginfiniteflowcapacity…Hydrocarbonnowflowsthroughthechannelsformed,ratherthanthroughahomogenousproppantpack..Providessuperiorwellperformance:SignificantlyhigherfractureconductivityImprovedfractureclean-upLongereffectivefracturehalf

3、lengthsLowerpressuredropalongthefracChannelFracturingTechniqueChannelfracturingChannelfracturingChannelfracturingChannelfracturingHiWAYisApplicableinaBroadRangeofReservoirsOil,condensate-richandgaswellsCompetentrock–Sandstone/carbonate/shale(E/sMIN>275)RequirestheuseofviscousfluidsCasedhole,open

4、hole,verticalandhorizontalwellsBHST<345oF(<174+oC)DesignandExecutionEngineeredcandidateselectionDesignviaFracCADE*HiWAYmoduleThoroughpeerreviewsanddesigncertificationOptimizedprocesscontrolusingSLBstandardfracturingequipment8EngineeredcandidateselectionDesignviaFracCADE*HiWAYmoduleThoroughpe

5、erreviewsanddesigncertificationOptimizedprocesscontrolusingSLBstandardfracturingequipmentDesignandExecution9EngineeredcandidateselectionDesignviaFracCADE*HiWAYmoduleThoroughpeerreviewsanddesigncertificationOptimizedprocesscontrolusingSLBstandardfracturingequipmentDesignandExecution10SandConcent

6、rationProppant(dirty)pulseCleanFluid(clean)pulseCycleTail-instageJobExecution–FromConceptToRealitySchematicpumpscheduleConventionalHiWAYPadTimeSandConcentration,kgadded/m3SandConcentration,PPA11:39:4311:46:2311:53:0311:59:436004803602401200543210JobExecution–FromConceptToRealityActualpumpscheduleint

7、ypicalHiWAYjobHiWAY:ExtensiveWorldwideExperience>10,000fracstagesin15countriesfor80customers>99.95%jobswithproppantplacedwithoutscreen-outsNewfieldsunderdiscussionHiWAYactivity120342593925070583139734