杏北非主力油层聚合物驱适应性及调剖研究

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1、大庆石油学院硕士学位论文杏北非主力油层聚合物驱适应性及调剖研究姓名：贾红兵申请学位级别：硕士专业：油气田开发工程指导教师：康万利20060314太废蠢渣掌魏硪士攀艇埝交杏北非主力油层聚合物瓣涟应性及调剖研究攘篓攀文瓿媲囊资鹣、窒辩爨骧、羟凑效蓥等多方蕊搽霹了香嚣箨主力瀹藩清承配污承赣释聚会物冁适应性及调剁韵埘行性。通道物理模拟方法，考察‘了裔北非主力油燃粼龠物驱适应憔。酋毙确定了具有良好躺油效果一旺不会发生堵塞豹羰会物柜对分子质爨。之蜃研究了注入邋越、段塞、聚台物溶液黏爱蹿瓣漓效暴翁影嚼。磷瓷了不霹注聚方式瓣鞣涟蔑豢影噙。臻黎裘鹱，毫臻怼分子爱羹、夫袋塞，鸯装囊

2、聚合耪蕊哥潼夫蘸囊撬藏麓嫒搴，餐苓爵遴筑穗罐囊了莲天丞力+为藏裙拶探讨了箨羝聚会麴繇波丸缢力魏番种方法，簧串重点磷究了潮溺Ns挺离滴潦鞠对渗港辫来降低聚合物驱注入聪力的方法和机璃，缩果表明，Ns不暾W以大幅度降骶注入压力，也可以较大幅度地撼隅深收率。得出了撵北非主力油层谢以溅行清水配污水稀瓣聚合物驱的结论。磷突了灞鬻蓑戆鹜挺鬻瓣蠢，逶过室疼实验，怼英鑫癸耪撩酸、聚§澳、驽罄撬麓及藤苯二鼯瓣爨遴露了邃撵，考察了甄建嚣方熬煞豫怒蕊、专逢爨零麓醚镳蕊、撬簧麓饿。秘孺所滤灞澍鹈迸行了赛斑褥壤模羧实验，甓聚袋嚼聚錾蘸注入0。3pv清静l帮，可以避一步提黼深收率。但由于咨j

3、B非主力油层渗透举辙低，注入压力较大，现场实施聚台物瓤前调剖称搬～定困难。如能聚用各种降压方法，W以考虑进行聚台物瓣前调剖的小规模现场试验。装镳谲：蘩合魏囊镶粼褥瑗鬓羲采浚攀瞧入医为ResearchonpolymerfloodingadaptabilityandprofilecontrolofXingbeinor-mainforceoilIreservoirAbstractPolymerfloodingadaptabilityandprofilecontrolfeasibilitywerediscussedconsideringgeologicinformati

4、on，experimentinlab，economybenefit．Polymersolutionwasmadeupbyfkshwateranddilutedbysewage．PolymerfloodingedaptabilityresearchofXingbeinon-mainforceoilreservoirwasresearchedbyphysic毪lsimulationmodel．Firstly,polymerrelativemolecularweightwithhigho{lrecoverywaschoosen，accordingtoreservoir

5、parameter．Secondly,effectofinjectingrate．slugsizeandviscosityonoilreooverywereresearched．Polymerfloodingthathashigherrelativemolecularweight,biggerslugsizeandhigherconcentrationCallimproveoilrecoveryobviously．Butinjectingpressureincreasesunavoidably．Thereforeallkindsofmethodsandmecha

6、nismtodecreasepressure蝴discussed，especial玲usingNStodecreasepressurebyincreaserelativepermeability，anditsmechanismwasresoarched。TheresultsshowedthatNSnotonlycandecreasepressureobviously,butalsocap．increaseoilrecoveryobviouslyItwasconcludedthatXingbeinon-mainforceotlreservoirWassuitabl

7、etousethechoosenpolymerflooding．Profilecontrolagentphenolicresindispensationwasresearched．Achoiceofprofilecontrolagentcomponentwhichiscitricacid，polymer,urotropinandresorcindosagewasmadebyexperimentinlab。Heatstability,compatiblenesswithstraturawater,shear-bearingabilityofpmfilecontro

8、lagentWasres