吳起油田曾岔地區(qū)注水開發(fā)方案設(shè)計(1)

1、學(xué)位論文創(chuàng)新性聲明本人聲明所呈交的學(xué)位論文是我個人在導(dǎo)師指導(dǎo)下進行的研究工作及取得的研究成果。盡我所知，除了文中特別加以標(biāo)注和致謝中所羅列的內(nèi)容以外，論文中不包含其他人已經(jīng)發(fā)表或撰寫過的研究成果；也不包含為獲得西安石油大學(xué)或其它教育機構(gòu)的學(xué)位或證書而使用過的材料。與我一同工作的同志對本研究所做的任何貢獻均己在論文中做了明確的說明并表示了謝意。申請學(xué)位論文與資料若有不實之處，本人承擔(dān)一切相關(guān)責(zé)任。論文作者簽名：—雌日期：至堡!!蘭2學(xué)位論

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3、t：DesignofWaterFloodingDevelopmentProjectinCengchaAreaofWuqiOilfieldSpeciality：Name：Instructor：ABSTRACTAccordingtothecomprehensiveanalysisofthecharacteristicsthechan961reservoirdeposition，structure，reservoirandreservoird

4、istributioninCengchaareaofWuqioilfield，thechan961reservoirdistributionismainlycontrolledbysedimentarycharacteristics，reservoirlithologyandphysicalfactors，andbelongstothecompositelithologicreservoirandlithologicstructural

5、reservoirDuetopoorreservoirpropertycondition，tectonicstructuredevelopmentthechan961reservoiroilwaterdifferentiationisnotobvious，oilwatermixedstore，noapparentoil—waterinterface，lackofedgeandbottomwaterThechan991reservoira

6、lsobelongstothecompositelithologicreservoirandlithologic—structuralreservoirThemainproductionreservoirthatisthechan961reservoirCanbeseen，fromproductivitylevelclassificationofeachlayerproductionwellTheproductioncapacityof

7、thechan96reservoirin41248wellareaishigherthan2846Wellsarea，Theproductioncapacityofthechan99reservoirishigherthanishigherThechan96productionreservoirbelongstolowporosityultralowpermeabilityreservoirDuetohelithologydense，s

8、mallporethroatradius，largeseepageresistance，thewellalmosthasnonaturalcapacityMostoftheWellsarefracturingoperationCengchaareaofWuqioilfieldissuitableforwaterinjectiondevelopmentCombinedwithgeologicalcharacteristicsofoilre

9、servoirwaterinjectionmodeshouldbeadoptedtokeepformationpressureinthisareainordertomaximizeoilfieldrecoveryobtainthebesteconomicbenefitsThroughreservoirengineeringanalysis，theexistingwellpatternisoptimizedTheinjectionprod

10、uctionpatternusing450150mirregulardiamond—shapeinvertednine‘spotissuggestedlocalareawhichisnotadjustedforinvertedninespotusesfivepointpatternforadjustmentKeywords：Lowpermeabilityreservoirs；Reservoirproperty；Waterflooding