2023年第6期(总第306期)doi:10.3969/j.issn.1009-3230.2023.06.005应用能源技术19均衡注采提高水驱油藏采收率秦晓敏(中国石化胜利油田孤东采油厂,山东东营257237)摘要:基于单元发展阶段,八区馆上现处于后续水驱阶段。对井网完善程度低,损失储量严重,高含水开发期馆陶组油藏,围绕“两率”(储量动用率、油田采收率)、“两控”(控递减、控含水),通过精细油藏分析,采取油水井综合治理措施,培养稳升井组和长寿井,改善了水驱开发效果,提高了区块采收率,对其它同类油田的水驱开发具有借鉴意义。关键词:精细开发管理;提高老区采收率;转变开发方式中图分类号:TE357BalancedInjectionandProductionImprovetheRecoveryRateofWater-drivenOilReservoirs(SinopecShengliOilfieldGudongOilProductionPlant,Dongying257237,China)Abstract:Basedonthedevelopmentstageoftheunit,theupperBaqumuseumarenowinthefollow-upwaterfloodingstage.Duetothelowdegreeofperfectionofthewellnetwork,seriouslossofreserves,andhighwatercontentduringthedevelopmentperiodoftheGuantaoFormationreservoir,focusingonthe“tworates"(rateofreserveutilizationandoilfieldrecoveryrate)and“twocontrols"(controlofdeclineandcontrolofwatercontent),throughfinereservoiranalysis,comprehensivetreatmentmeasuresforoil-waterwellsareadopted,andstablerisingwellgroupsandlong-lifewellsarecultivated,whichimprovestheeffectofwaterfloodingdevelopment,increasestheblockrecoveryrate,andhasreferencesignificanceforwaterfloodingdevelopmentofothersimilaroilfields.Keywords:finedevelopmentmanagement;improvingtherecoveryrateofoldareas;changingthedevelopmentmode0引言孤东油田八区位于孤东油田南部,孤东披覆背斜翼部,构造简单,西高东低,高差50m。八区馆上段油层属于河流沉积,分两个层系开采,3-4砂层组属曲流河沉积,5-6砂层组属辩状河沉积["。八区含油面积1.7km²,地质储量463.8×104t,共有20小层,38个小砂体,地势上西高东低,中部地区构造平缓。油层岩性以粉砂质细砂收稿日期:2023-04-26修订日期:2023-05-18作者简介:秦晓敏(1994-),女,硕士研究生,助理工程师,研究方向为精细油藏开发。文献标志码:A文章编号:1009-3230(2023)06-0019-05QINXiaomin岩为主,分选中等,胶结疏松,以接触式及孔隙接触式胶结为主,砂岩表面亲水,...