郝家坪油區(qū)長(zhǎng)2油藏注水技術(shù)研究.pdf

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3、要Subject：StudyonwaterinjectiontechnologyofChang2reservoirinHaojiapingoilfieldABS’l’RAC’l’Ha0JiapingoilfieldismainlydevelopedinChang2reservoirinthisareawithlaterdevelopmentcomesintothemiddle，theformationpressureisseriousi

4、nsufficientsmalllayercomplexchanges，highwatercontentinjectionproductionsystemisnotperfect，plane，interlayer，theinnercontradiction，complexwellconditions，thewatercutofoilwellincreases，theeffectofprocessmeasureshasbecomewors

5、eandworseFormationpressureofoilwellsoftherecoveryisslowtheoilwellliquidsupplyabilityisinsufficie吐thatnotenoughedgeandbottomwaterenergysupplementblocknaturalenergyshortage，theregionhasthepotentialofwaterfloodingdevelopmen

6、tthereservoirhastheedgeexpansionandwellnetworkimprovementpotentialAimingatthepresentsituationofhighinput，lowefficiencyareadifficultdevelopment，withfinegeologicalresearchasthefoundation，thesystemstudiedindivision，stratigr

7、aphiecorrelationandsmalllayerstructuralfeatures，sedimentarybackgroundofregion，thereservoircharacteristics，thecomprehensiveanalysisandevaluationonwaterfloodingdevelopmentstatusandeffectofthisregionoftargetedtodevelopthete

8、chnologyofwaterinjectionschemeforimprovingtheHaoJiaPingoilfielddevelopmenteffectWithirregularinvertedninespotinjectionproductionwellnetworkasthewayofwellnetworkdeployment，thedeploymentofinjectionproductionwellgroup92，wat

9、erinjectionstrength115m3／m丑688m3／dMpasinglewellwaterabsorptionindex，averagedailywithearlyinjection25m3；newsewagere畫ectionwaterdistributionbetweenthe2stations，6seatthelayingoftheLordtrunkpipelinebranch兩ection54km，345kmAft

10、ertheimplementationoftheprogram，isexpectedtotakeeffectafter15yearsthecumulativeoilproduction1764200tons，salesincomeof7429000000yuan，3344000000yuanfeeproductioncosLprofitaftertax1257000000yuanstaticinvestmentrecoveryperio

11、dis12yearsFortherealizationoffinewaterinjectiondevelopmentoftheareaimprovetherecoveryratehasimportantpracticalsignificanceofcrudeoilKeywords：HaoJiapingoilfield；Chang2reservoir；GeologicalResearch；EffectEvaluation；Watermje