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1、StudyonTechniqueofProfileControlandWaterShutoffofHeavyOilReservoirwithEdgeandBottomWaterZhangChuanju(Oil＆GasFieldDevelopmentEngineering)DirectedbyProf．LiZhaominAbstractChinahasabundantheavyoilresources，especiallytheseoilreservoirsusuallyhaveedgewaterorbottomwater
2、．Duringtheproductionofsteamstimulation,thiskindofreservoirsarevulnerablefortheinfluenceofwaterinvasionandconingeffects，whichledtotherapidincreaseofwatercutforwholeblockandseriouslynegativeimpactonnormalproduction．Thetechnologyofcontrolwatercutandstabilizeoilprodu
3、ctionforheavyreservoirswitlledge／bottomwaterwilleffectivelyrestrainthewaterinvasion,whichCanhaveapositivesignificantonoilproductionandsubsequentflooding．ThetechnologyofProfileControlandWaterShutoffinoilfieldisresearched．Gelisselectedforhorizontalpluggingagent,who
4、segellingpropertiesandapplicationperformanceisalsoevaluated．Theresultsindicatethatgellingtimewillreduceandgelstrengthwillincreaseasthepolymerconcentrationandcross·linkingagentconcentrationincrease．Thepluggingabilityofgeliswellfordifferentgelformulations．Underthec
5、aseofcertaindegreeshearing，thegellingtimeandgelstrengthdidn’tchangemuch．Gelswillprioraccesstothesandtubemodelwithhigherpermeability．Thegreaterofthepermeabilitydifferences，theaccesspriorityandfluiddiversionwillbebetter．ThesimulationmodelofZheng411blockIsandisbuilt
6、onthebaseofgeologicalparametersofreservoir．Thedevdopmenthistoryoftheblockisfittedandtheresultoftheoriginaldevelopmentwayispredicted．Throughcontrasttheblockingpositionisdeterminedandthenfourdifferentblockingplansisoptimized．Thefurtheroptimizationisconductedafterth
7、ebetterplansareselected．Theoptimizedplanisasfollows：drillingtwoparallelhorizontalwells，5000m’gelagentsinjectedthefirsttimeandsubsequentinjectingcalldecreasedemandoftheproductionofoilfield．Theresultoftheoptimizedplanisfavorableandeconomical，whichcanmakethewatercut
8、ofthewholeblockdeclinesdramaticallyandoilproductionincreases．Keywords：bottom／edgewater,heavyoil，pluggingagent，numericalsimulation,planoptimization目錄摘要?????????
