固井封固质量评价问题分析

103SmallHydrocarbonReserviors20059(,225261):,(CBL);(VDL),;6SBT8SBT,,:31,CBL/VDL,CBL:15%,;15%30%(15%40%),;30%(40%),,,98%,100%CBL,,,,,,,,(CBL),,CBL,VDLSBT,,,,,80%22.12.1.1,,,2.1.2,4:(1),(GG),,(2),3:2005-04-23:(1962),,1982,2005,:0514-6760064,:[e-mail],(3),,,(4),,2.2CBLCBL,;,100%,,,,CBL(),(),CBL,,,1CBLVDL,CBL12CBLVDLCBL,VDLCBL2CBL0.1mm,,,CBL,,,CBL,CBL(1)6.35mm,50%;25.4mm,75%,(2),CBL,CBL,,,,,,,852005(3),,CBL,,,,,CBL(4)2cm;2cm,,,CBL,,(5)CBL,(6),,,(7),CBL,,CBL,,,(8),CBL,ACBLmin,(9),,,CBL,,,,(10)CBLChaney,,,,,,(CBL),3CBL42,22,52.3%;11,26.2%;9,21.5%,CBL,VDL80%CBL31,13,93,9,39(VDL),,,C2,CBL,4,5,6,7,,,,,CBL,,4,,,,98%,,95103.,CBL,(),,,,,,,(VDL),,CBL,,,,,,,SBTCBL(,,SBT,():813,,:,,,FY400,7.517MPa,3580Nm3/min,,,,101179-X1201,385h,(),,,,,10min,1%,,,,;20047,1500,10,()062005vingcapacityofthetreatmentagent,itsrequiredtime,anditsinteractiveinfluencestotheinorganicscale.Keywords:oilfielddevelopment,oilwell,scaleremover,laboratorytestYangHaibinandMaKailiang:Beworthpay2ingattentionto:measuringerrorofwelltrajecto2ry.SmallHydrocarbonReservoirs,Sept.25,2005:42-44Thispapershowsustheappearanceofmeasur2ingerrorofwelltrajectory.Thereasonsofthemeas2uringerrorareanalysedfromthreeaspects:precisionoftheinstrument,measuringoperationandthecalcu2lation.Intheend,thepapergivesouttheconclusionsandsuggestionsaccordingtothesituationinJiangsuoilfield.Keywords:Jiangsuoilfield,well,trajectory,er2rorLiWensen,ChengYuhui,YinPing,etal:Pre2ventionandcureofthetubing-rodwearinsuckerrodpumpingwells.SmallHydrocarbonRes2ervoirs,Sept.25,2005:45-49Basedonthestatisticdataofthetubing-rodwearofrodpumpingwells,thefactorsresultedinthetubing-rodwearareanalysed.Itisconsideredthatthetubing-rodwearisnotonlyrelativetothewelldeflection,butalsotothesubmergencedepth,aqui2fer,swabbingspeed,etc.Measurestopreventormin2imizethetubing-rodwearareproposed.Keywords:suckerrodpumpingwell,tubing-rodwear,influencingfactor,preventionandcureHeZhiping:DownholescalinganalysisofWei2faultedoilfield.SmallHydrocarbonReservoirs,Sept.25,2005:50-53Throughthescaledescriptionanditscharacter2isticsanalyses,andincombinationwiththeinjectedwaterandformationwaterchemicaldata,aswellastherelativesimulationtest,thedownholescalingmechanismofWei2faultblockisanalysed,anditsmajorinfluencingfactorsareexpounded.Keywords:scaling,downhole,calciumcar2bonate,influencingfactor,injectedwaterTanTai,XuanMeiling,andYangJing:Appli2cationofthenewheterpolyglucosidebiologicaldrillingfluidinWeizhuangarea.SmallHydrocar2bonReservoirs,Sept.25,2005:54-56Theheteropolyglucosidebiologicaldrillingflu2idisanewdrillingfluid.Throughpropertyevalua2tion,itsformulationwasdeterminatedandappliedinWeizhuangarea.Thefieldapplicationshowsthesys2temhascharacteristicsoflowactivity,hightempera2turestability,adjustablerheology,andstronganti-contaminationability.Itisanidleenvioronment-protectiondrillingfluidsystem.Keywords:biologicaldrillingfluid,envioron2mentprotection,inhibitionLiuJinyu,ZhangDongfang,WuFucai,etal:Problemanalysesandproposalsfordrillingce2mentingqualityevaluation.SmallHydrocarbonReservoirs,Sept.25,2005:57-60Nowinthedrillingcementingqualityinterpre2tation,CBLloggingismainlyutilized.ThoughVDLcementingindexhasquantitativeevaluationstand2ard,itisonlyareference.Theadvancedcementingqualitydetectiontechniquessuchas6SBTor8SBThaveonlyqualitativebutnoquantitativestandard.TherearemanyfactorsinfluencingCBLloggingre2sult.Toevaluatethecementingqualitymoreaccu2rately,theabovemethodsshouldbeutilizedcompos2itely.Keywords:welldrilling,wellcementing,de2tection,qualityevaluationTaoKeandZhouJun:Compositelogmethodintheconditionofcontaminateddrillingfluid.SmallHydrocarbonReservoirs,Sept.25,2005:61-64HuangYihan,TangYuanchun,andHangJu:ApplicationoflosscirculationcontrolandwellkillingtechniqueintheworkoverofBian16well.SmallHydrocarbonReservoirs,Sept.25,2005:65-67