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UDPAftereffectPerforationTechnologyIntroductionPT.IndonesiaBoYangEnergyServicesGroupUltra-DeepPenetrationUDPAftereffectPerforationTeCatalogue1234AftereffectPerforationTechnologyIntroductionAftereffectPerforationTechnologyCompositionAftereffectPerforationAdvantagesAftereffectPerforationApplicationCasesCatalogue1234AftereffectPerfoAftereffectbodyisdetonatedbyexplosionwaveandmetaljetformedbyperforatingbulletandthenreleaseslargeamountofchemicalenergyandheatenergyaswellastransformingshockwavewhichcouldinstantlyactontheperforatedtunnelandrealizetunneldiameterenlarged,tunneldepthdeepened,tunnelformchangedsothatimproveperforationeffect.Meanwhile,theenergeticparticlesandenergywavereleasedbytheaftereffectbodywillstrike,erodeandstripthetunnelwall,eliminateitscompactionareaandimprovenaturalfiltrationcapacityaroundthetunnelssoastoincreaseoilandgasproduction.孔道內(nèi)的做功能量提高AftereffectPerforationTechnologyIntroductionWorkingenergyincreasesinsidetheperforatedtunnelAftereffectbodyisdetonatedAftereffectPerforationTechnologyComposition

PerforatedbulletDetonatingfuseAftereffectbodySpecially-madebulletcarrierAftereffectperforationtechnologyconsistsofregularblindholegun,specially-madebulletcarrier,integratedaftereffectperforationbullets(regularperforationbulletinthefront,Aftereffectbodybehind)AftereffectPerforationTechnoPerforatedTunnelComparisonofAftereffectPerforationandRegularPerforationAftereffectPerforationTunnelRegularPerforationTunnelOpen-typeperforatedtunnelformClosed-typeperforatedtunnelformSimulateddiagramTestdiagramSimulateddiagramTestdiagramAdoptsimulatedandactualtunnelcomparisonPerforatedTunnelComparisonoAftereffectPerforationAdvantagesSignificantEnlargingandDeepeningEffecttoPerforatedTunnelAftereffectbodyiscarriedinfrontofregularperforationbulletandformsaftereffecttunnel.Comparedwithregularperforation,thetunneldiameteranddeptharebothsignificantlyenlargedanddeepened.

AftereffectPerforationRegularPerforationUndamagedrockcoreFragmentsofbulletsandrockcoreUndamagedrockcoreShotholeRadialdistance(mm)CompactedcrushedzoneParticlescrushedandlowpermeabilityzonePermeabilityDecreasingzoneAftereffectPerforationAdvantAftereffectPerforationAdvantagesAftereffectperforationandregularperforationeffecttoconcretetargettestdatacomparisonSeeingfromabovesheet,testonAPIstandardconcretetargetundersimilarsituation,comparedtoregularperforation,averagepenetrationdepthofaftereffectperforationincreasesabout18.2%andtheaverageholediameterenlargesabout16.1%.AftereffectPerforationAdvantAftereffectPerforationAdvantagesTheenergeticparticlesandenergywavereleasedbytheaftereffectbodywillstrike,erodeandpeeloffthetunnelwall,andeliminatethetunnelwallcompactionarea,meanwhilegeneratemicrofracturessoastoimprovenaturalfiltrationcapacityofthetunnel.

Aftereffectperforationtunnel(left),afterinjectingwater,thereisobviousinvasionphenomenon,whichindicatestunnelwallcompactionareaiseliminatedandhasmicrofractures;whileregularperforationtunnel(right),afterinjectingwater,thereisnoinvasionphenomenon.UDPAftereffectPerforationTunnelFormRegularPerforationTunnelFormAftereffectPerforationAdvantAftereffectPerforationAdvantagesStablePropertyAftereffectbodyisspecially-madepolymerwithoutexplodingbasissource:underhightemperature,itsphysicalandchemicalpropertiesarestable:underlowtemperature,itwillnotbecomebrittleorinvalid;immergedinoilywater,itwillnotbecomedangerous.Withcharacteristicsofhightemperatureresistanceandimpactresistance,itissafeandenvironmentfriendlyduringtransportation,storageandsiteoperation.AftereffectPerforationAdvantAftereffectPerforationAdvantagesSafeOperationAftereffectbodyandregularperforationbulletarecoaxialintegratedappliances,afterregularperforationbulletdetonating,theaftereffectbodyisdetonated,itsenergyiscarriedonmainjet,instantlyactsonreservoirspace,whichcanmaintainordecreaseannularpressureinsidegunallovertheperforationprocesssoastoeffectivelyavoidgunexplodingorsticking.10IncreasingannularpressureTraditionalenhancedperforationAftereffectperforationDecreasingannularpressureAftereffectPerforationAdvantAftereffectPerforationAdvantagesHealthyandEnvironmentFriendly

Aftereffectbodydoesn’tcontainradioactivesubstancesorflammable&explosiveingredients.Afteroperation,itwillnotleaveanyresiduesothatitwillnotcauseanypollutiontoborehole,reservoirandambientenvironment.

AftereffectPerforationAdvantAftereffectPerforationApplicationCasesWellcompletionofCNOOCTianjinBranchBohaiHKblockadoptsperforationandproductionpipecolumncombinationtechnology,afterperforationtheydonotliftgunbutproducedirectly.Theperforationlayerissand2ndsectionofShahejieFormation,averageporosity16.3%,averagepermeability42.7md,perforationsection3546-3589.3m,netperforationdepth27.9m.Using430setstype127aftereffectbody,productionafterperforationreaches300m3/d,farmorethanestimatedproduction70m3/d.AftereffectPerforationisupgradingtechnologyproductionofclusterperforationAftereffectPerforationApplicBozhongcertainwell,mostofreservoirinperforationlayerhasalreadybeenconductedhydraulicfracture;theperforationlayerissand3rdsectionofShahejieFormationwhosereservoirphysicalpropertyispoor:averageporosity13.7%,averagepermeability1.9md,perforationsection3821.6-3993.9m,netperforation68m.Using1006setstype127aftereffectbody,productionafterperforationreaches240m3/d,farmorethanestimatedproduction80m3/d.AftereffectPerforationApplicationCasesBozhongcertainwell,mostofPingheng#10wellisanexplorationevaluationandproductionpurposehighpressuregaswell.Respectivelyuse9-5/8”casingforPinghuformationordinarypressurelayerand7”casingforBaoshiformationhighpressurelayertoconducthighpressurelayerperforationtestandordinarypressurelayerperforationtest.Inordertomaximumprotectoil&gasreservoirandeffectivelyeliminateperforationtunnelfragments,removenear-wellareapollutionandrecoverdueproduction,inhighpressurelayer,theyadoptdrillpipetransmittingnegativepressuretype178aftereffectperforationtechnologytodeepenperforationdepthandenlargeholediameter.Afterconductingaftereffectperforationoperation,highpressurelowpermeabilitywellsdonotneedreconstructionmeasuressuchasacidificationandfracture.Itobtainstherequiredindustryoil&gastestcapacityforthefirsttime.Thedailygasproductionisover100,000m3,farmorethangeologicaldesignvalue.AftereffectPerforationApplicationCasesAftereffectPerforationApplicAftereffectPerforationApplicationCasesHonghuxin2wellislocatedinHonghublockWenmiOilfield,itadoptstype102aftereffectperforationtechnologyon15thAugust,complementarylayerS23-1(section2172-2177/5m).Currently,thedailyfluidproductionreaches6.5ton,watercontent1.6%.ComparedtoadjoiningHu204wellinthesamelayerandundersamepressuresystem,itsfluidproductivityindexdoublesandgainsgoodexpectedeffect.AftereffectPerforationApplicAftereffectperforationapplicationsituationinTuhaOilfieldAftereffectPerforationApplicationCasesAftereffectperforationapplicZJ5-4wellisaproductionwelllocatedinthesouthpartofOrdosBasin,itscapacitydecreasesrapidly,dailyfluidoutput2.5m3/d.Aftercomprehensiveanalysis,section2034.0m-2040.0misidentifiedasoil-waterlayer,permeability0.9MD,belongingtolowporosityandlowpermeabilityreservoir.Afterstudy,type102aftereffectperforationtechnologyisadopted(equippedwithregularSQ102-16-90gun,poredensity16pore/m,phaseposition:90).InOctober2011,dailyfluidoutput10m3/dandtheproductionincreasingeffectissignificant.AftereffectPerforationApplicationCasesAftereffectPerforationApplicRecently,aftereffectperforationtechnologyisusedinDaqingOilfield,throughcomprehensiveanalysis,itobtainstheevaluationof“significanteffect,safeandfriendlytoenvironment”.AftereffectPerforationApplicationCasesRecently,aftereffectperforatAftereffectPerforationTechnologySpecificationAssemblingAdaptability

Assemblingperforationguntype:73#,89#,10A2#,108#,114#,127#,140#,178#…Assemblingperforationporedensitytype:13pore/m,16pore/m,20pore/m,30pore/m,40pore/m…PhaseAngle:30°、60°、90°、135°Casing:41/2"51/2"7"95/8"TemperatureAdaptabilityTechnologyAdaptabilityCabletransmissionperforation,pipeline