辽河油区侧钻井固井质量分析及技术对策

:2005-01-24;:2005-03-28:(1971-),,,1994,2002,,:1006-6535(2005)03-0004-041,2(11,124010;21,124010):2a,,,,,,,:;;;;:TE26;TE243:A1992,1357,620104t,,,,,,2a,,,,,;,,,14:(1),,,,1021,135,1312%(2),4m,,1021197,19129%(3),,,,372,36143%(4),,10211312%11Tab11Statisticsofunqualifiedcementingofside-trackingwellsinLiaoheoilprovincePP237174999393825154424414968261334639010617448798827139412193019102113519737213512320056SpecialOilandGasReservoirsVol112No13Jun120052211,,,1180gPcm3,,,212Á17718mm(7)Á15214mm,Á127mm(5),Á14113mm,515mmÁ13719mm(5-)Á118mm,Á102mm,Á110mm,4mm,,,213,(),,,,;,(2P3),;,,,214,,,,,:,,;,;,,215(1),,,(2),,,,(3),(4),,,,(5),3311,,,,[1],19105mm,22Tab21RecommendedholestructureparametersPmmPmmPmmPmm§17718§15214§15818§10116§17718§15214§16511§11413§17718§15214§17914§12710§13917§11810§12710§7310§13917§11810§14611§8819§13917§11810§13917§101163,;;53:312(1),;,,;0128gPcm3,200m,110,[2],,(2),,,,,,,2,,,,,,,,,,,(3),,,,,,,,,,,,510t,,,,(4),,,,30m1,10m1,5m1(5),,,31331311,,,,,812h,,,,,,,,31312(1),,3,;,,,(2),,,(3),,,,612(4),,,,(5),,314(1),15%37min,(2),10min(2Pa)(3),,;,37min,,,[3](4),,1000s-1,(5)()231132,4,,,,,,:[1]1[M]1:,19961[2],,1[J]1,2000,23(3)1[3],,1[M]1:,19941(3)PresentedattheInternationalACSSymposium,Anaheim,California,September,1986:9121[3]1[J]1,2002,29(2):1031051[4]1[M]1:,19971[5]1[J]1,1995,12(12):88941[6]DonaldsonEC,1[M]1:,1995:131[7],1[J]1,1999,20(5):54571[8]1[J]1,2003,10(5):8889,931[9]1[J]1,2000,23(2):60611[10],,,1[J]1,1994,15(1):56651[11],,1[J]1,1997,19(3):68711[12],,,1[J]1,1996,13(3):50531[13]Mack,JC,etal1,In-depthcollidaldispersiongelsIm2proveoilrecoveryefficiency[C]1paperSPEPDOE27780pre2sentedatthe1994Improvedoilrecoverysymposiumtulsa,Okla,U1S1A1Apr17201[14],,,1[J]1,2000,17(2):1441471[15]121[J]1,2001,18(2):155172173:NewdevelopmentofdeepprofilecontrolagentWUHai-yan1,LUOXian-bo1,ZHANGTing-shan1,LIANGCui-ping2(1.SouthwestPetroleumInstitute,Chengdu,Sichuan610500,China;2.ZhongyuanPetroleumExplorationBureauofSINOPEC,Puyang,Henan457001,China)Abstract:Basedoninvestigationofdeepprofilecontrolagentsathomeandabroad,thispaperintroducespre-crosslinkeddeepprofilecontrolagent,anion,cationpolymerdeepprofilecontrolagent,alkoxidesedimentationdeepprofilecontrolagent,microbialdeepprofilecontrolagent,claygelpolymerflocculationdeepprofilecontrolagent,foamdeepprofilecontrolagent,andretardedcrosslinkingdeeppro2filecontrolagent,withemphasisontheretardedcrosslinkingdeepprofilecontrolagent.Acomparisonismadebetweenweakgel,colloidaldispersedgelandbulkgel.Keywords:profilecontrol;profilecontrolagent;weakgel;colloidaldispersedgel;EOR;overview;studyprogress;applicationSide-trackingwellcementqualityanalysisandtechnicalcountermeasuresinLiaoheoilprovinceGUOJian-guo1,ZHUJing2(1.LiaohePetroleumExplorationBureauofPetroChina,Panjin,Liaoning124010,China;2.LiaoheOilfieldBranchCompanyofPetroChina,Panjin,Liaoning124010,China)Abstract:Theaveragelifeofcasingside-trackingwellsisabout2ainLiaoheoilprovince.Shortlifeofside-trackingwellrestrictsthedevelopmentandpopularizationofthistechnology.Improvingcementqualityofside-trackingwellandthelifeofoilwellhasbeenanur2gentneedinproductiontailperiod.Basedoncementqualityinvestigationforside-trackingwellsinLiaoheoilprovince,thispaperanalyz2esthemainfactorsaffectingcementquality,difficultiesofcementingoperation,andalsoexpatiatesthemethodsandtechnicalmeasuresforimprovingcementquality.Thisishelpfulforensuringcementqualityandreducingoperationrisk.Keywords:side-trackingwell;cementquality;analysis;technicalmeasure;LiaoheoilprovinceAnalysisoftheconditionsofcoiledtubingdevelopmentinChinaDONGShe-xia(ShengliOilfieldCo.,Ltd.ofSINOPEC,Dongying,Shandong257000,China)Abstract:Coiledtubingisapracticaltechnologyandhasbeenvastlyusedinforeignoilfields.ManylargeoilfieldsinChinahaveimportedcoiledtubinganditsoperationvehiclesandsuccessfullysolvedsomespecialdifficultiesinoilfieldproduction.Thisissafe,fastandprotec2tivetoreservoir.Thesefeaturesaresuperiorcomparingwithconventionaloperation.However,itisstillablankinChinainthedesignandmanufacturingofcoiledtubingandoperationvehicle.InaccordancewiththecurrentstatusofcoiledtubingoperationandtherequirementofoilfielddevelopmentinChina,thispaperanalyzestheconditionsofdomesticmetallurgy,mechanismandoilandgasrecovery,andpropos2esalinefordevelopingcoiledtubingtechnology.Keywords:coiledtubingtechnology;domestic;manufacture;condition;applicationSeismicattributesreflectingtheinformationofoil-bearingreservoirsAcasestudyofHD4OilfieldinTarimBasinCHENBo1,2,LINGYun2,LIUQin-Fu1,WANGXiao-Ping2,GAOJun2(1.ChinaUniversityofMining&Technology,Beijing100083,China;2.BureauofGeophysicalProspectingInc.,PetroChina,Zhuozhou,Hebei072751,China)Abstract:Thispaperexpoundsthechangesofreservoirthicknessandtheinformationofoil-bearingreservoirsbyusingseismicattributestechnologyinconjectionwiththeforwardmodelofformationpinchout,includingseismicresolutionofreservoirthickness.Seismicattributescandistinguishthereservoirswithwavelentghlessthan1P4;therelationbetweenformationthicknesschangesandamplitudetuningisanal2ysed;andthestructureisinterpretedbased