稠油油藏蒸汽吞吐后注空氣工藝數值模擬研究

1、中國石油大學（華東）碩士學位論文稠油油藏蒸汽吞吐后注空氣工藝數值模擬研究姓名：張成陽申請學位級別：碩士專業(yè)：動力工程及工程熱物理指導教師：徐明海201105ReservoirSimulationStudyofAirInjectionafterSteamStimuIationforHeaVyOilReservoirZllaIlgChengyang(TherIIlalEne略yEngineering)DirectedbyProfXuMing

2、haiAbstractAirinjectionisanoVelcreatiVethenllalrecoVer)rmethod，whichhasa鏟eatdeVelopmentprospectHoweVer，itismainlyusedtorecoVerthelightoilreserVoirwithlowpemeabilityandseldomusedforheaVyoilresen，oiratthepresenttimeInthisp

3、印er，accordingtothecasethatresidualheatintheheavyoilreservoiraRersteamstimulationcouldn’tbemade如lluseoeairinjectionintothereservoirwasproposedaSaIlinterimmethodafterste鋤stimulationtecllllologyAt11reephasesixcomponentnumer

4、icalmodelwasbuiltaccordingtosomereferencesAndnumericalsimulationwasdoneusingcom瑚ercialso訊VareOnthebasisofthemodel，sensitiVeanalysiswasca幣edoutaboutste鋤aIldairparametersForoneroundste鋤Stimulation，inordert0studyairinjectio

5、n’sinfluenceontherecovery，someparameterswereconsidered，suchasste鋤temperature，stealninjectingtime，soakingtime，ste鋤quali吼airtemperature，airinjectingtime，gasproductionrate，andnitrogen—oxygenratioofthegaswhichwaSinjectedinto

6、reservoir，etcThen，thesecurityofthistechnologywasanalyzed，inthelightoftheproducedoxygeningasphaseARerthat，somepar鋤eterswereoptimizedtoproVidereferencefornextstepsofthestudyFormultiroundste鋤stimulation，theairinjectionVolum

7、e’simpactontherecoVe巧waSstudiedUndertheconditionoftheamountofairiI】=jectioninasinglecycleandtwocycles，thetimingofgasinjectionrate’sinnuenceonoilrate，oilrecoVery，lightoilrecoVery，mediumoilrecoveryandheaVyoilrecoVe巧werestu

8、diedtohelptodeteminetheappropriatecycleTheanalysisofthethreecomponents’qualltityinc11JdeoilproVideddataforthestudyofair嘶ectionintheprocessofthismechanismMeaJlwhile，ito肫redguidanceforpracticalapplicationandpostoperationin