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,,,,(,735200):为解决青西油田巨厚白垩系推覆体易井斜钻压轻机速慢的难点和第三系的提速问题,在窿12井的推覆体和Q2-37井的第三系地层实施了充气钻井技术试验实验表明:充气钻比常规钻井能提高机械钻速30%以上,但当充气钻与复合钻相接合时,机械钻速反而下降9%充气钻能有效地解决封堵造壁防塌及气/液体系转换等技术问题:充气钻井;低密度;阳离子;青西油田,,,12311mmQ2-37241mm,122086.80~2225m,2225m,1220.92m,1.37m/h,1.07m/h28.7%,90.54m/h154%Q2-371628.77~1798.42m,169.65m,3.89m/h,3.15m/h23.89%,1131.82m/h114%2129~2170.19m,41.19m,2.53m/h,2.77m/h9,Q2-37210.84m,3.52m/h,3.15m/h11.75%231.76m,3.09m/h,38%,/,,4~5m/h11.1(),,,,;,,,,,,,,,,,1%HS-1(HS-2)38~45s--,120,,90%,,1.2,(10~38)1,0.50~1g/cm3,,:2008-02-19:(1972-),,,,:0937-3926134132Vo.l13,No.220086TUHAOIL&GASJun.2008,1.3,,,,,,,,,,1.4--,,[1]:,,,,Basset,,-,,5%PSC1.5,,,,,,5%,2%,1.62%LRQ-1(),1.7:3%+0.3%NW-1+0.5%CHM+2%LRQ-1+2%22.112124900m,:k1go,k1c122086.80~2087.72m2116~2120m2209~2225m,20.92m,1.37m/h,28.7%,150m3:1.5%~2%,;100%,,(1~2)2.2Q2-37Q2-37,4825.00mQ2-371628.77~1798.42m2129~2170.19m,210.84m,3.52m/h:,,1.12g/cm3;1%HS-1K-HPANAPI6mL;0.5%CHMNW-1CaO,,,50g/L,55s,16Pa,;80100%,100%,50%,8%,0.1%;,6mL13mL,(3)112(m)(m)(min)(m/h)(kN)(rpm)(MPa)(L/s)(m3/min)(g/cm3)(%)2086.8~2087.70.92700.79160368.5372410.811.044/2087.7~2116.028.2817350.981605214480/1.12/2116.0~2120.041721.40160367.5332412.121.0442.682120.0~2208.088.0448051.101605214480/1.12/2209.0~2225.016671.91.43160368303016.671.01229.97116.3265401.071605214480/1.12/20.92913.91.37160368////28.70171132,:212(g/cm3)(s)PV(mPas)YP(Pa)G1/G10(ml/mm)pH(%)1.06~1.1035~407~105~91/2~3/53.5/4~0.58.5~90.27~163Q2-37(m)(min)(m/h)(kN)(rpm)(MPa)(L/s)(m3/min)(g/cm3)1498.27~1559.1213002.8140-805319370/1.121638.30~1647.391204.5120539.5323015.630.9781647.39~1656.36975.55120539.5283017.860.9591656.36~1676.795202.361205614370/1.121676.79~1820.9426403.281606615370/1.121825.13~1844.302784.141607010283017.860.9631844.30~1853.901344.30160539253020.000.9531853.9~1863.541105.26160538223022.730.9411863.54~1873.131314.392006615370/1.121873.13~1882.751115.20200538263019.230.9611882.75~1904.912834.70200537253020.000.9531904.91~1921.132573.79200537252416.000.9821921.13~1940.323203.60200537251812.001.0011940.32~1978.746893.352006314370/1.121978.74~2029.608153.7420066153700.001.122029.6~2067.368002.732005352024/3025.000.9714(m)(m)(min)(m/h)(kN)(rpm)(MPa)(L/s)(m3/min)(g/cm3)2122.23~2123.631.4501.688034+153600.001.122123.63~2125.632.0403.0012034+153600.001.122125.63~2127.632.0274.4416034+153600.001.122129.00~2141.4112.414301.738034+5.5223022.730.9752141.41~2163.0021.593653.5512034+6223022.730.9752163.00~2170.197.191802.4016034+6223022.730.9755Q2-37D(g/cm3)Fv(s)Fl(ml)PY(Pa)PV(mPas)G1/G2(Pa)pH(%)MBT(g/L)1.13~1.1743~565~1214~227~124~8/6~1586~1045~502122.23~2170.19m(4~5)3(1)124111m,,:,311mm24~30m3/min45~50m3/min,,1.0g/cm3,(2)Q2-37,,2011,23.49%,60%9%,(3):30%;/;;;:;Q2-372175~2275m30%1722008(4)(5)(1.30g/cm3),,Q2-37,,,,:[1],,..,2007,30(02):5-6,43-45.[2],,,.21.,2006,28(05):5,25-27.[3]..,2006,34(04):30-33.ApplicationofAeratedDrillingFluidTechniqueinQingxiOilfieldAiGuicheng,MuHuiliang,WangWeiguo,ZhangYongha.iTianHongling(WesternDrillingEngineeringCo.Ltd.,PetroChina,Yumen735200.Gansu)Abstract:Inordertotacklethedifficultieslikeholeinclinationincretaceousnappe,lightweightonbitaswellasslowpenetration,andtheissueofincreasingvelocityoftheTertiaryinQinxioilfield,aerateddrillingtestingwasconductedinthenappeofwellKu12andintheTertiaryformationinwellQ2-37.Testingresultsshowedaerateddrillingcanincreasepenetrationrateby30%comparedtotheconventionaldrilling,butwhencombinedtheaerateddrillingwithcompositedrilling,penetrationratedrops9%.Aerateddrillingcaneffectivelytacklesuchtechnicalissuesaspluggingandwall-cake-building,anti-sloughing,andgas-liquidsystemconversionetc..Keywords:aerateddrilling;lowdensity;cation;Qingxioilfield(接第169页英文摘要)StudyandApplicationonChemicalExtractionTechnologyofDrillingFluidJinYanbo,ZhangAihua,YangDawe,iZengWen,ZhangXueqiang(ResearchInstituteofExplorationandDevelopment,TuhaOilfieldCompany,Hami839009,Xinjiang)Abstract:Anewchemicalextractionmethodusedindrillingfluidsampleprocessingandanalysiswasintroduced.Thismethodistoaddacertainamountofextractantintodrillingfluidsamplestorealizetheseparationofwateranddrillingfluidbyhigh-speedcentrifugalization,thenusingchemicalvolumetricmethodanalyzesdissolvedionsandwatertype.Throughanalysisoflargeamountsofsamples,thismethodisprovedtobegoodeffective.Sofarthereisn,tanyprocessingandanalysismethodonhowtosolvegelatinousdrillingfluidsamples,andpeoplearenotabletoknowthepropertiesandqualitiesofdrillingfluidatanytimeduringdrillingoperation.Thereforethemethodfillsupthegap.Keywords:drillingfluidsample;extractan;thigh-speedcentrifugalization;chemicalvolumetricmethod173132,: