渤海A油田基礎地質研究與開發(fā)方案設計.pdf

1、中國石油大學（華東）碩士學位論文渤海A油田基礎地質研究與開發(fā)方案設計姓名：劉超申請學位級別：碩士專業(yè)：礦產(chǎn)普查與勘探指導教師：金強邱婷20071101BasicGeologicResearchandDevelopmentPlaninBoHai“A”O(jiān)ilfieldLiuChao(GeologyEngineering)DirestedbyProfessorJinQiangABSTRACT‘iA”O(jiān)ilFieldislocatedinthe

2、middleofLiaoxiSaginLiaodongBay，andatthedownthrowofLiaoxiNo1Fault，whichisveryclosetoLiaoxiUpliftinthewestIt’satypicalfaultblockoilreservoirdiscoveredinJanuaryof2002Themainoilbearingzonesareilltllelowcrintervalofthesecondm

3、emberofEd，withmainlithologyoffmesandsoflacustrinedeltaandsomemidfinesandsinthereservoirformations，andtherearealittleofmid—coarsesandsandverysandsinpartialinteralSeparatedbyfaultsandeffectedbythickshaleZones，thedistributi

4、onofoilandgasofA’OilFieldisverycomplex，andiscontrolledbythefaults，consequentlyformingstructurallayeredoilreservoirswithseveralfluidsystemsverticallyandhorizontailywithcrudeoilpropertyisconvenfionalmediumoilTheprovedoilbe

5、撕ngareaofA’oilfieldis22km2，theprovedoilreserveinplaceof948104m3，andtheprovedsolutiongasreserveinplaceof549108m3Accordingtothedistributionsofoil&gasandreservoircharacteristics。combinedwiththefeasibilityofoffshoreengineeri

6、ngA’oilfieldsisdevelopedbyverticalwellsandhorizontalwellswithapproximateinnvertedninespotwaterinjectionpattem，AndproducedbyutilizingtheonshorefacilitiesofSZ36—1oilfieldwithyearlyproductionatthebeginningof258x104m3product

7、ionrateof28％for4yearsAfter15yearsofproduction，totaloilproductioncouldbeupto2561xl04m3withrecoveryof248％andwatercutof86％Accordingtoengineeringeconomicevaluation，itsinternalprofitexceedtheeconomicyardstickofthepetroleumind