电阻率成像测井进展

文章编号:16727940(2005)04030407李清松,潘和平,张荣(,430074):(1981),,(),:,,,:,,,:;;;:P631811:A:20050520THEPROGRESSOFRESISTIVITYIMAGINGLOGLIQingsong,PANHeping,ZHANGRong(InstituteofGeophysics&Geomatics,ChinaUniversityofGeosciences,Wuhan430074,China)Abstract:Asanewtechnologymethod,resistivityimaginglogsolvedmanyproblemsthatcan'tbesolvedbyroutineloggingmethods,soit'sbroadlyusedintheworld.Thispaperdiscussedthedevelopmentofresistivityimaginglog,andthenintroducedtheprinciplesoffullboreformationmicroimagelogging,arrayinductionimageloggingandazimuthalresistivityimagelogging.Finally,thepapermainlydiscussedapplicationsofthethreemethodsinoilandgasexploration,scientificdrillingandanalyzedtheiradvantageanddisadvantage.Keywords:resistivity;image;welllogging;application12080(FMS-FormationMicroScanner),,2090,,(CUSMAXIS-500),(ECLIPS-5700),(EXCELL-2000),:,,,,[1]2420058CHINESEJOURNALOFENGINEERINGGEOPHYSICSVol.2,No.4Aug.,2005,(FMIFullboreFormationMicroImage)(AITArrayInductionImagerTool)(ARIAzimuthalResistivityImage)2,,,21(FMI),2090(FMS),,,FMI,,,,!FMS,FMIFMS,,,,,0.25cm,,,,,,,FMI,,,[1]22(AIT)2040(H.DOLL),2080BPB,,,,,,,,!,[1]23(ARI)(HALS)2090ARIHALS,ARI(DLL)ARI,1212,ARIDLL(LLD)(LLS)DLL,,,,ARI,GPIT[1]3,,3054:,,3.1FMIFMI,,,,,,,:∀;#;∃;%;&;∋311FMI与裂缝识别及评价:,(),,,,,,,,,,,FMI,,,:,,,,,,FMIARI3:∀,,,,,#,,∃,:∀FMI,,,FMI#FMI,,,;FMI,,,FMI,FMI,3:∀,(,)#(,)∃,(),,,,(FLIPSPOTFRACVIEW),,[1~6]312FMI用于地质构造解释(),,,306(ChineseJournalofEngineeringGeophysics)2FMI,FMI,,,()(GR),;,,,()FMI,,,,[1,7~10]313FMI用于地层分析,,,FMI,FMI,,;,;FMI;FMI;FMI,;FMI5mm,FMI[1,7~9]314FMI测井与岩性分析,,FMI,,FMI,,,!,FMI:∀;#,FMI,,,FMIFMI,FMI,,FMI,,FMI,,,FMI,,(),FMI[1,9]3.2AITAIT28,,AIT35,,AIT321AIT测量地层电阻率AIT3,,25.4cm50.8cm76.2cm152.4cm228.6cm,30.3m0.61m1.22m0.3m,90%0.3m,0.61m,0.3m1.22m,,AIT3074:,,AIT4(Rxor1r2Rt)RxoRtAIT,,,,AIT,[1,11]322径向电阻率变化的情况AIT,,,,AIT,,,,,,,,AIT[1,12~14]323计算钻井液滤液侵入体积AIT,,r1,r1r2,r2,,,,:Vmf=(SxoSxo=0,Vmf=0,r1rr2,SxoSxo=1m(RmfRxo:Vmf=(Rmfm-n(Rxo)1nm=n=2,Vmf=(Rmf/Rxo)12AIT,:∀RxoRt,#,,,∃,RmfVmf%RtRxo,[1]324AIT的其他应用AIT,,,,3.3ARIARI,;;ARI,331裂缝地层评估ARI:1)LLD3~4;,ARI0.3m;15.24cm,30.48cm;,,,,2),60)3),308(ChineseJournalofEngineeringGeophysics)2,,;,[1,5,15~16]332倾角计算ARI,,:1)DLL,ARI2),ARI,;,,20.32cm0.61m,7.62cm;12.7cm;,;;0.61m,1.52cm;0.91m,2.54cm3),,,,ARI,,,,[1,5,17~18]333其他应用,ARI:1)12,,FMI,,2)12LLHRLLD(0.2m),12,3),,ARI,,4,,,,,,FMI,FMI,,FMI;,AIT,,;ARI:[1],.[M].,2000.15-39.[2],.[J].,1999,23(4):279-281.[3],.[J].,2003,27():11-14.[4],.[J].,2004,17(6):13-15.[5],.[J].,2000,27(3):93-95.[6],.FMI[J].,1998,22(6):435-438.[7],.3094:[J].,2003,26(1):43-48.[8],,.[J].,2002,29:186-188.[9],.[J].,2001,28(2):53-55.[10],,.[J].,2000,24(1):60-63.[11],.[J].,1994,8(4):209-211.[12].[J].,1996,20(4):271-276.[13],.[J].,2004,15(3):285-289.[14],,.[J].,1998,22(2):141-145.[15],,,.[J].,2000,24(3):170-175.[16],.ARI[J].,2001,25(2):114-118.[17].ARI[J].,1996,4(10):29-32.[18],,.[J].,1998,25(4):84-86.310(ChineseJournalofEngineeringGeophysics)2