大庆外围低渗透储层裂缝与地应力研究

:2004205217:(1965-),,,,:100023754(2004)0520088203,,,,(163712):,,,:;;;;;:TE12212+3:A2080,[125],(),(),,[6]1111,,,,1m,,1916%,30%,1/51/3,,,,;,,,,,,,,318,,112,,,,,(12),11388235P1G1O1D1D1200410©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.(1),,,,,:1/(m-1)010570104601031010260101201034/(m-1)0132301087010700104101083,,,,2,211[7],,70120,80110,,,,,,,,:90212,[8],;;:,,vh;vh,vh,vh()1947,vh1111367,1818%,,,,,3,,,01650175,,400m,260300m,,24,400m,100200m,,,,98200410:©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,400m,200m,,,4CMS2200,,,,[9](),24h,215710-3m2,,110-3m2,,,,,410-3m2,,119%;,312%410-3110-3m2,,2710%,,3414%110-3m2,,3717%;,5812%110-3m2,5,,,,20026,17,,:,,,,,(),,,,(),,,(),,,6(1),(2),,(3),,,:[1]NelsonRA1Geologicalanalysisofnaturallyfracturedreservoirs[M]1GulfPublishingCompany1:,19851[2]AguileraR1NaturalFracturesReservior[M]1PenewellPublishingCompany,Tulsa,Oklahome,1995,18121831[3]ZobackMD,ZobackML,TectonicstressfieldofNorthAmericaandrelativeplatemotions[J]1J1G1R1,1991,33923661[4]GowdTN,SriramaRSV,GaurVK1TectonicstressfieldintheIn2diansubcontinent[J]1J1G1R1,1992,118792118881[5]HakamE,LarkssonE1ApertureMeasurementsandFlowexperimentsonaSingleNature[J]1RockMechMin1Sci1andGeomech1Ab-str11996,33(4):39524041[6]1[M]1:,19911[7]L1Vernik,M1D1Zoback1EstimationofMaximumPrincipalStressMagnitudeFromStress2InducedWellBoreBreakoutsintheCajonPassScientificResearchBorehole[J]1jouralofGeophysicalRe2search,1992,5109251191[8]1()[M]1:,20011[9],,1[M]1:,19991:09P1G1O1D1D1235©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.justment;developmentschemeArticleID:100023754(2004)0520088203Fracturesandgroundstressofperipherallowpermeabilityreser2voirsWANGXiu2juan,etal.(ExplorationandDevelopmentRe2searchInstituteofDaqingOilfieldCompanyLtd.,Daqing163712,China)Abstract:TakingeasternandwesternlowpermeabilityreservoirsofDaqingplacanticlineasworkingareas,adoptingfieldoutcrops,coredescriptiondataandfracturemagneticorientedmethod,etc.toclassifythefracturesoftheworkingarea,studyingthedevelop2ingdegreeofdifferenttypesoffracture,influencefactorandre2sponseofthereservoirseepage.Atthesametime,comprehensiv2elyusingdifferentstrainwave,corestressdetectingtechniqueofwavevelocityanisotropicandwellloginterpretation,combinedwithfiniteelementsimulationandthefieldmicro2seismicobserva2tiontostudythestressdistributionandtomakedescription.Thedistributionruleofthestructuralfracturesispredictedandthetypesanddistributionruleofthegroundstressstudyingismadesystematically.Besides,theeffectofthegroundstressandthefracturesinDaqingoilfieldwaterfloodingdevelopmentisfurtherdiscussed.Keywords:naturalfractures;groundstress;wellpatternar2rangement;stresssensitivity;oilfielddevelopment;Daqingoil2fieldArticleID:100023754(2004)0520091203Practicesandunderstandingofpolymerfloodingenhancedoilre2coverytechniqueinDaqingoilfieldNIUJin2gang(ExplorationandDevelopmentResearchInsti2tuteofDaqingOilfieldCompanyLtd.,Daqing163712,China)Abstract:Thepaperintroducesthedevelopmentprocessofpoly2merfloodingtechniquefromgrowingofnothingandfromsmalltolargeindetailbasedontheoryandpracticalexamplesandalsoex2poundstoformacompletesettechnique,mainmethodsandmainunderstandingsduringthepolymerfloodingstudyandapplicationcourses.Itisbelievedthatthesetechniquesandunderstandingsachievedduringlongpracticesshouldhaveaguidingsenseforothercompanybothathomeandabroadtousetheexperimentinoilfieldtertiaryrecovery.Keywords:polymerflooding;practicalunderstanding;acom2pletesetoftechniqueArticleID:100023754(2004)0520094203CurrentstatusandprospectofcombinationfloodingathomeandabroadYANGZhen2yu,etal.(ExplorationandDevelopmentRe2searchInstituteofDaqingOilfieldCompanyLtd.,Daqing163712,China)Abstract:Combinationfloodingisdiscussedbrieflyinthispaper.Developmentofsurfactant,mechanismofultralowinterfacialten2sion,laboratoryformulascreenandfieldtestaresummarizedandsomemainproblemsneedtobestudiedfurtherindevelopingthecombinationfloodingareputforward.Keywords:tertiaryrecovery;chemical2flooding;combinationflooding;ASP(alkaline/surfactant/polymer)floodingArticleID:100023754(2004)0520097203OverviewofdeepprofilecontrolofpolymerfloodinginDaqingoilfieldCHENFu2ming,etal.(ExplorationandDevelopmentRe2searchInstituteofDaqingOilfieldCompanyLtd.,Daqing163712,China)Abstract:Thispaperstudiesthemainproblemsoccurredindevel2opingheterogeneousreservoirswithpolymerflooding.Deepmodi2ficationprofilecontrolismentionedtosolvetheseproblems.ThroughcomprehensiveanalysislaboratoryexperimentinDaqingoilfield,numericalsimulationandfieldteststudyresults,typesofdeepprofilecontrolagentareclassifiedreasonablyandproperty,performanceandsuitablereservoirofdifferentprofilecontrolagentissummarizedinthepaper.Keywords:deepprofilecontrol;heterogeneousreservoir;poly2merflooding;profilecontrolagentArticleID:100023754(2004)0520100203OrganismdistributionofsourcemicrobeinDaqingoilreservoirsSHIMei,etal.(ExplorationandDevelopmentResearchInstituteofDaqingOilfieldCompanyLtd.,Daqing163712,Chi2na)Abstract:Daqingoilfieldhascomeintohighwatercutstage,withaver