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1、10.6自扩散降粘体系Chen25unitwatersolubilityself-diffusiondropadhesivesystemtoimprovewaterdriveeffecttestThemainoillayerofChen25istheloweroillayer,whichisaninheritaneedevelopmentandiscoveredwithathickoilreservoirunderthegroundstructureofthebedrock.Chen25USESatotalof9.7Km2,whichha
2、sageologicalreserveof1690x104t,whichcanbeminedat375x104t,withafixedrecoveryrateof21.3%.Theblockisnormalviscousoil,whichwasdevelopedin1992bytheanti-nine-pointmethod.After18yearsofwaterflooddevelopment,lowunitisfacedwithhighwatercutandrecoverydegree,thedevelopmentoflowrecov
3、eryratio,lowreserve-productionratio,especiallythewaterfloodingdevelopmenteffectisnotideal,injectedwateralongthedirectionofthemainchanneltopenetratephenomenonisobvious,thedisplacementefficiencyislow.OnApril24,2010,Chen9-29,acompanybasedinChina,addedatotalof138daysandatotal
4、of12.42t.July15,2010-September8,2010,thegroupofChen7~31,whichisadjacenttothe9~29we11group,begantoimplementthecompanionnote,injectingatotalof55days,injecting3.3t・ThecombinedinjectionsystemoftwoWellsis15.7t,andhasaccumulated1399tonsofoil.Accordingtoindoorphysicalmodelexperi
5、ment,thesystemofaqueoussolutioninjection1pv,namelythecontinuousinjectionof2552days,September29wellgroupCheninjectionsystemof229・65tons,canincreasetherecoverablereservesof27924tons,improvetherecoveryrateof9.12%(calculatedoninjectionwateraffectedscopereservesof306200tons),a
6、veragesystemtoincreaseoilproductionperton121.6tons.0.5PVsystemofaqueoussolutioninjection,whentheinjectionof1276consecutivedays,September29wellgroup,Cheninjectionsystemof114.82tons,canincreasetherecoverablereservesof18616tons,improvetherecoveryrateof6.08%,onaverageeveryton
7、ssystemincreased162.3tonsofoil.Successinthefieldexperimentofthewater-solubleandself-diffusiontechniqueofwatersolubleindongxinplantSource:Chinapetrochemicalnews,2010-07-21Chinapetrochemicalnewsnetworknews(HaoHuaiming)victorybythreeeastxinfactoryprocesseschamberforxin6obliq
8、ue75Wellsinwater-solubleselfdiffusionsystemofviscosityreductionforslugcombinationofchemicalandco
