地应力及射孔参数对水力压裂影响的研究进展

:2005204226:863(2002AA615090)(50125413):(1961-),(),,,,,:100025870(2005)04201362071,1,2,3(1.,102249;2.,257061;3.,124010):,(),,:;;;;;:TE357.11;TU45:AResearchadvanceoftheinfluenceofgeostressandperforationparametersonhydraulicfracturingLIGen2sheng1,HUANGZhong2wei1,NIUJi2lei2,ZHANGShi2xing3(1.FacultyofPetroleumEngineeringinChinaUniversityofPetroleum,Beijing102249,China;2.CollegeofPetroleumEngineeringinChinaUniversityofPetroleum,Dongying257061,China;3.No.1DrillingCompany,LiaoheOilfield,Panjin124010,China)Abstract:Thetheoryandexperimentresearchadvanceoftheinfluenceofgeostressandperforationparametersonhydraulicfracturingwasintroduced.Theresearchedresultsweremainlysummarizedontheaspectsofgeostressdistributionofwell2borewallwitharbitrarybearingandangleofdeviation,therelationshipbetweengeostressandfracturepropagatingdirec2tion,theinfluenceofperforationorientationandintervalonfractureinitiationandpropagation,theinfluenceofotherpa2rameters,suchasfractureliquidviscosityandflowrate,onthefracturingeffectiveness.Basedonthesummarization,thequestionsofthepresentstudyandthefurtherresearchorientationwerepointedout.Keywords:geostress;perforation;orientation;hydraulicfracturing;fracture;researchadvance1932,MO[1],70,,,,,,,,1.21.3mm,72%78%[2],,,,1947,KANSASHUGOTON[3],,,[4]11.1,,,,200529()Vol.29No.44JournaloftheUniversityofPetroleum,ChinaAug.2005©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,5[5],,:,,,,,,,z;3,,[6]vH,maxH,min,[6,7]3,x,y,zxy,yz,zx,,r,,z,r,rzz[4]Hidayati[8],,,,,,,[9],14MPa,23MPa,[9,10],,/,,1.2,,M.M.Hossain[4]6,,ChingH.Yew[3]JonE.Olson[11]/,,,/(),B.W.Hainey[12]pfracpfracE3effKQnxfH3n+11/(2n+2).,Q,m3/min;n,K;Eeff;xf,m;H,m,pfrac;,,,,D.G.Crosby[13][14],,,(),,,,,[7,15],,,[16]RFPA,,,[17]1.3,:;;;;,,,731294:©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.R.H.Morales[18]FRANSYS(/),,,,180,/,J.F.Manrique[19](FRACCADE),,,,[20],,1.4C.M.Pearson[21],,C.H.Yew[3],JonE.Olson[11],,(1.2192m),60;(12.192m),45,89,[22],,,20/m,[23](),,2,,,,2.1S.D.Hallam[24]30.48cm(0.635cm),CT,,,,;,,,,,1800.3mL.A.Behrmann[25],,;20;,,EIRabaaW.[26],4()75,,2.2H.H.Abass[27]15.2cm15.2cm25.4cm(),,3:TR.G.vandeKetterij[28],,90,0180;,,HazimH.Abass[29],180,30,,,831()20058©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.2.3JonE.Olson[11],,,,R.G.vandeKetterij[28],,,,,,,,,,[16,30-32],,,3,,,3.11985,35,,,,,[33]1997,[34],28,[35]3.2,,,,,,,,,[36],[37]();;,,50[33]3.33[38](1),,(2),,,,,(3),,,ChevronUnocalDowellLostHill[39,40],,,,,4B.W.Hainey[12]:pperfQ2c2d4N2p.,pperf,MPa;c;d,m;Np[23]:pcf=2.3310-10Q2(Denh)2d4C2p.,,kg/m3;Den,/m;Cp;h,m;931294:©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.pcf,MPa,,,,,,,[41],,,8001200m,,,,,[15,42],,,5(1),,(2),,,,180,180,(3),,(4),4,(5),,,,:[1],.[J].,1989,12(1):34-36.FENGYue2ping,XIONGYou2ming.Developmentandprospectofperforationcompletion[J].Drilling&Pro2ductionTechnology,1989,12(1):34-36.[2],,,.[J].,2000,27(5):112-114.LIDong2chuan,TANGGuo2hai,SUNXin2bo,etal.Astudyonperforationcrushed2zone[J].PetroleumExplo2rationandDevelopment,2000,27(5):112-114.[3]YEWCH,SCHMIDTJH.Onfracturedesignofdevi2atedwells[R].SPE19722,1989.[4]HOSSAINMM,ROHMANMK,RAHMANSheikS.Acomprehensivemonographforhydraulicfractureinitia2tionformdeviatedwellboreunderarbitrarystressregimes[R].SPE54360,1999.[5]CHENZhong2ming,ECONOMIDESMJ.Effectofnear2wellborefracturegeometryonfractureexecutionandpost2treatmentwellproductionofdeviatedandhorizontalwells[R].SPE39425,1999.[6],.[M].:,1997.28-73.[7]MJ,KG,KAMELBen2naceur,etal.[M].,,.:,1991.65-99,422-423.[8]HIDAYATIDewiTriarti,CHENHer2yuan.Flow2inducedstressreorientationinamultiple2wellreservoir[R].SPE71091,2001.[9],,.[J].(),2000,15(4):42-45.ZHANGYi,YANXiang2zhen,YANQing2zhi.3Dmodelforthestratifiedcalculationofgroundstressandfracturecriterionofwellholerock[J].JournalofXianPetroleumInstitute(NaturalScienceEdition),2000,15(4):42-45.[10],,,.[J].,2002,23(2):175-178.WANGHong2cai,WANGWei,WANGLian2jie,etal.ThreedimensionaltectonicstressfieldandmigrationofoilandgasinTanhai[J].ActaGeoscienticaSinica,2002,23(2):175-178.[11]OLSONJonE.Fracturingfromhighlydeviatedandhorizontalwells:numericalanalysisofnon2planarfrac2turepropagation[R].SPE29573,1995.041()20058©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.[12]HAINEYBW,WENGX,STOISITSRF.Mitigationofmultiplefracturesfromdeviatedwellbores[R].SPE30482,1995.[13]CROSBYDG,RAHMANMM,RAHMANMK,etal.Singleandmultipletransversefractureinitiationfromhorizontalwells[J].JournalofPetroleumScienceandEngineering,2002(35):191-204.[14],,,.[J].,2003,23(2):58-60.HUYong2quan,ZHAOJin2zhou,ZENGQing2kun,etal.Finiteelementmethodtocalculatefracturepressureofperforatedwellhydrofrac[J].NaturalGasIndustry,2003,23(2):58-60.[15]JL,.[M].,,,.:,1995.16-27,296-324.[16],,.[M].:,2003.[17],.[J].(),2003,27(3):43-45.YANGLi2na,CHENMian.Mechanismofmulti2frac2tureinteractioninmulti2layerhydraulicfracturing[J].JournaloftheUniversityofPetroleum,China(EditionofNaturalScience),2003,27(3):43-45.[18]MORALESRH,BRADYBH.Three2dimensionalanaly2sisandvisualtionofthewellboreandthefracturingprocessin