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155200810SpecialOilandGasReservoirsVol15No5Oct2008:2008-04-15;:2008-06-02:(1975-),,,1999(),,:1006-6535(2008)05-0007-06周万山(,124010):辽河油区低渗透油藏储量丰富,油品性质相对较好但油藏地质条件复杂,储层物性差,油藏天然能量不充足,油井自然产能低复杂的地质条件给开发带来了巨大的难度,目前油藏还没有建立起有效的注采压力驱替系统,具体表现为水井憋压欠注停注,而油井则低压低产,油藏整体开发效果较差在系统分析低渗透油藏地质特征开发特征以及开发中存在问题的基础上,根据对辽河油区低渗透油藏开发状况的认识,提出了今后油藏开发的潜力方向,以期达到挖掘油藏潜力提高辽河油区低渗透油藏整体开发效果:低渗透油藏;地质特征;开发特征;开发中存在问题;开发潜力分析;辽河油区:TE13:A前言,,,10010-3m2,5010-3~10010-3m2,1010-3~5010-3m2[1],,10010-3m2,,,2007,278%,197104,t164%,31t/d,656%,,,,,[2]1地质特征11,,,[3],,4:59,41,7,10,1,2,4,435012-84,6081512,[4],,,,,,,,;,,,,,,:(1),,,;,,,,10104t/(m!km2),693104t/(m!km2)(2),,,,110104t/km2,,,,,,,1010-3m2,,,13,,1990m2103665m,,2675m(1)d2d3s1s2s3s4Jf1/km2/m1590990Jf143701175Jf201501355Jf7281585Jf5401750Es419d10301890d2+d39510702010Es35802112Es36292202225Es337202400Es46400242575Es37802600Es2232882750Es4530362958Es2743003170Es2+s31311003257Es33072693425Es22102503665Es214,[5],,,,,,26~43m,01~20m,2~20m2/g,,,,164%,3610-3m2,,1010-3m206%,1010-3~2010-3m227%,2010-3m2724%,10%06%,10%~20%795%,20%199%,,2010-3m210%~20%15,5:944,07847g/cm3,05~15mPa!s,219∀,1225%,+181%,,,2开发特征21,,,,,,,188%,916%,1103%,(2),,,2/%/%/%11209701090141081040114846083102411072652605252108201030311151220133525725412611515s3206101012163102201040126023010721302129991012091125310491302640421213125553112103111437411411581272131217136115783071407508902104391099153822,,,,,,,,8t/d,50,[6~8],,,,2~4,10,23,,,,[9],,,,,,[10],,35%,,,,5%~10%(1)124,,#∃,,[11,12],1015,,,,[13];,,,,,,,,#∃,,,,95,,,,,,,25,,,,(),50%~60%,,1460%,04,,02(2)214(),(),,,(),,:,,;,,,,,,[14]3开发中存在问题31,109%95%,,,,,,,,,,,,,,286%,206%,492%,508%,,,32,,,5:11,,58%,[15],,,71%,,53%,67%,,,,,,4潜力方向初探41,492%,,,109%,95%,4170104,t2195104,t42,,,,()[16]#∃,,[17],,,,,,[18]150~250m,,480m,,3737104,t112104t43,,,,,10,,,,[19,20],6m,[21],[22,23]1312006572,10t/d,73t/d,2,7504,t,,6000104t,,44206108t1215,,,,3172104,t5结论,,,,,,,,,,,,,,:[1][M]:,2007:1[2],,,[J],2007,35(1):72[3][J],2007,14(2):84~87[4],,[M]:,1998:24~25[5],,[J],2004,22(1):13~18[6],,[J],2004,26(4):52~56[7],,,[J],1998,21(4):21~25[8][]JL,:,[M]:,1995:2~3,80~83[9],,,[J],2002,9(5):40~41[10],,,[J],2005,19(1):46~48[11],,,[J],2006,29(4):31~32[12],,,[J],2007,29(3):105~107[13],,[J],2007,14(3):78~80[14],,[J],1994,1(4):32~33[15][M]:,2003:74~76[16],,,[J],2003,30(1):87~89[17][J],1997,16(3):33~37[18],,,[J],2005,32(1):105~107[19],[J],1999,27(1):46~48[20][M]:,2007:197~206[21],,,[J],2002,9(2):24~25[22],,,[J],2002,9():75~76[23],,[A],[C]:,2006:297~301刘兆芝ReviewandprospectofthestudyondomesticlacustrinecarbonaterocksSUNYu1,2,ZHONGJian-hua3,YUANXiang-chun2,SUNHe-long4(1.ChinaUniversityofGeosciences,Beijing100083,China;2.ResearchInstituteofPetroleumExploration&Development,SINOPEC,Beijing100083,China;3.ChinaUniversityofPetroleum,Dongying,Shandong257061,China;4.LiaoheOilfieldCompany,PetroChina,Panjin,Liaoning124114,China)Abstract:ThestudyonlacustrinecarbonaterocksisreviewedandprospectedforhydrocarbonbasinsinChinabyreferringtoalargevolumeofliteratures.Theclassificationoflacustrinecarbonaterocksisdiscussedbyconsideringterrestrialdebrisandthetransitionalformsofevaporateandshale.Meanwhile,theformingconditionsanddevelopmentcharacteristicsoflacustrinecarbonaterocksarealsosummarized,andtheformationanddistributionarecontrolledbytectonicsetting,climateandprovenance.Thesedimentarypatternandhydrocarbon-bearingpropertyoflacustrinecarbonaterocksareintroducedwithemphasis.Differentlacustrineenvironmenthasdifferentsedimentarypattern.Itispointedoutthatfurtherstudyshouldbefocusedontheformingconditionsandtheabilityofoilgenerationandstorageinlacustrinecarbonaterocks.Keywords:lacustrinecarbonaterock;rocktype;sedimentarypattern;hydrocarbon-bearingpropertyLowpermeabilityreservoircharacteristicsandpotentialanalysisofLiaoheoilprovinceZHOUWan-shan(LiaoheOilfieldCompany,PetroChina,Panjin,Liaoning124010,China)Abstract:LowpermeabilityreservoirsinLiaoheoilprovincehaveabundantoilreservesandgoodoilproperty.However,thereservoirgeologyissophisticated,petrophysicalpropertiesarepoor,naturalenergyislimited,andnaturalproductivityofoilwellsislow.Sophisticatedgeologybringsextremedifficultytodevelopment.Anefficientinjection-productionpressuresystemhasn%tbeenestablishedinthereservoirs,showingproblemsofpressurebuildup,under-injectionandstopinjectioninwaterwells,andlowpressureandlowproductioninoilwells.Thispapersystematicallyanalyzesthegeologicalcharacteristics,developmentfeatureandproblemsofthelowpermeabilityreservoirs,proposesthepotentialofreservoirdevelopmentinLiaoheoilprovincebasedonunderstandingofthereservoirsinexpectingofimprovingoveralldevelopmentresult.Keywords:lowpermeabilityreservoir;geologicalcharacteristics;developmentfeature;developmentproblems;developmentpotentialanalysis;LiaoheoilprovinceSurfacecharacteristicsandenvironmentimplicationofquartzgrainsinCretaceousdesertofNorthJiangsuBasinCHENQing-hua,PANGFei(ChinaUniversityofPetroleum,Dongying,Shandong257061,China)Abstract:Thispaperaddressesthecharacteristicsofmechanicalgenesis,chemicalgenesisandattachingorganismofquartzgrainsinChishanFormationi