高压盐层固井水泥浆研究

[]2006-09-11[](1975-),,1997,,,,,,(,300451)[],,BCW23SBCW21S;216g/cm315%NaCl,,[];;;;[]TE25617[]A[]1000-9752(2006)06-0110-03,,:,,;,,;,,;,[1,2],,212216g/cm3,15%(BWOW)801201111213g/cm3,,213g/cm3216g/cm3,,BCW23S,BCW21SBCW21S3:,;;112,BXF2204L,,,G,,/=0144,80120,020%,BXF2204L,API113,,,,(),(),BXD22S,,BXD22S,,,BXD22SBXF2204L,BXD22S011()200612286JournalofOilandGasTechnology(J1JPI)Dec12006Vol128No16,BXD22S11480120,,BXF2204L,BXR221L2,212216g/cm3212,214216g/cm3211212g/cm3,80120,100,35%212g/cm3121212g/cm3/gSiO2/gBCW23S/gBCW21S/g/gNaCl/gBXF2204L/gBXD22S/gBXR221L/gG603/g1100-552354189521001201052100-55235416952100140105310035652764151015515215110010741003565276415101551521511401072212g/cm3/cmAPI/ml/min/Bc/ml24h/MPa18023391872002613250MPa23-264230-31202370191240-475MPa--262-02314212214g/cm3214g/cm3212g/cm3,80120;100,35%214g/cm3343214g/cm3/gSiO2/gBCW23S/gBCW21S/g/gNaCl/gBXF2204L/gBXD22S/gBXR221L/gG603/g1100-603246167165421001401072100-6032471071654210-01073100358232541591041521711001074100358232541291041521711301074214g/cm3/cmAPI/ml/min/Bc/ml24h/MPa18025432282202316250MPa23-95250-31202356180230-475MPa2314-2502402117213216g/cm3216g/cm3212g/cm3,80120;100,35%216g/cm35111286:65216g/cm3/gSiO2/gBCW23S/gBCW21S/g/gNaCl/gBXF2204L/gBXD22S/gBXR221L/gG603/g1100-17028661111410210013501052100-1702865181141021001640105310035233378712141051921711501141003523337861714105192172100116216g/cm3/cmAPI/ml/min/Bc/ml24h/MPa18022-127300-250MPa-362382401519312020582402801619475MPa--320-03,API,121214g/cm3(80)2216g/cm3(80)212,214216g/cm3,,80120,,,,,,,,,,,15%(BWOW),4,212216g/cm3,,,80120BXF204LBXD22SBXR221L,[][1]ELKEMAS(NO)1Useofmanganeseoxideindrillingmudandoilwellcementslurries[P]1US5007480,19912042161[2]Bradbury,AndrewJ1Additiveforincreasingthedensityofafluidforcasingannuluspressurecontrol[P]1US20050101492,2005252121[]211()200612constructionofreservoirsonthetopofFaultBlockTuo7inShengliOilfield,2schemesofrhythmitereconstructionpre2dictionandproperlyinfilledwellpatternaredeployedwithrecoverypercentincrease0144%and1142%respectivelyandwatercutdecrease0154%and0144%respectively5yearslater1Itindicatesthatthemodeofcomplexrhythmiterecon2structioncanbeusedtoeffectivelyimprovethedevelopmentresultinsandstonereservoirswithextra2highwatercut1Keywords:atthehighstageofwatercut;heterogeneity;fuzzyevaluation;optimalsegmentation;stratumreconstruc2tion;ShengliOilfield107ApplicationofGeneticAlgorithmforOptimalDesignofInjection2productionParametersforSteamSoakWellsSHIJun2feng,WUXiao2dong(KeyLaboratoryofPetroleumEngineering(ChinaUniversityofPetroleum)MinistryofEducation,Beijing102249)CHENFu2jun(LiaoheOilfieldCompany,CNPC,Shenyang110316)Abstract:Asetofmethodsareestablishedforanoveralloptimizationofinjection2productionparametersofasteamsoakandacorrespondingsoftwareisdeveloped1Inthemethodscyclicproductionrateisusedasafoundation,cyclicmaxi2mumdailyaveragerevenueisusedasanoptimizedobjectandthegeneticalgorithmisusedasatoolforanoptimizedde2signofsteaminjectionpressure,drynessfractionofsteam,steaminjectionrate,cyclicinjectionvolume,soaktime,andbottomholeflowpressure1Inconsiderationofthecharacteristicsofrapidsearch,overalloptimizationofthegeneticalgo2rithm,themethodsareusedforarapidglobaloptimizationofinjection2productionparametersofsteamsoak1Theyareusedforoptimizingtheinjection2productionparametersforViscousOilRegionLen41inLiaoheOilfield1Theresultshowsthattheeffectisobviousbycomparingwithfielddata1Keywords:steamsoak;injection2productionparameter;geneticalgorithm;optimizeddesign;cyclicdailyaveragerevenue110SlurryforHighPressureSaltBedCementingXIFang2zhu,TANWen2li,WANGChong,ZOUJian2long(InstituteofPetroleumTechnology,CNPC1,Tanggu300451)Abstract:Inconsiderationofthecharacteristicsofhighpressuresaltbedcementingofoilandgaswells,highdensitysaltslurryisoftenusedforcementing1WeightedmaterialsBCW23SandBCW21Sareoptimallydesignedbasedonthetheoryofparticledistribution1Highdensityandhighperformanceslurriescontainingandwithoutcontainingsaltwithdensityashighas216g/cm3arepreparedrespectivelybyusingtheweightedmaterialswithsalt2resistingadditive1Undertheconditionoffreshwaterand15%NaClsolution,theslurryislowerfluidloss,goodrheologicalpropertyandstableset2tlement,thesetcementhashighercompressivestrength,whichissuitableforcementingoilandgaswellsinhighpres2suresaltbed1Keywords:highpressuresaltbed;cementing;slurry;highdensity;saltresistance113ProductivityofCombinedWellPatternofHorizontalandVerticalWellsPANGChang2ying(InstituteofPetroleumExplorationandDevelopment,SINOPEC,Beijing100083)CHENGLin2song,FENGJin2de(ChinaUniversityofPetroleum,Beijing102249)YANGCai2hong(DagangOilfieldCompany,CNPC,Tianjin300280)Abstract:Thevadosetheory,includingconformalmapping,mirrorimageandsuperpositionprincipleareusedtoderivetheformulaeforcalculatingtheproductivityofcombinedwellpatternofhorizontalandverticalwells,theformulaeareprovenandcontrastedbyelectricsimulationexperimentbasedonthewellpattern1Theresultshowsthatthemodelisconsistentwiththeexperimentalresultanditsprecisionishigher1Keywords:horizontalwell;verticalwell;wellpattern;