水力噴射壓裂射流參數(shù)優(yōu)化設(shè)計研究.pdf

1、西安石油大學(xué)碩士學(xué)位論文水力噴射壓裂射流參數(shù)優(yōu)化設(shè)計研究姓名：劉永亮申請學(xué)位級別：碩士專業(yè)：油氣井工程指導(dǎo)教師：李琪20080520英文摘要SubjectStudyOHOptimizationDesignforJetParametersofHydrajetFracturingSpeciality：Oil&GasWellDrillingEngineeringName：LiuYongliang(signature)五純Instructor：

2、LiQi(sign秘ture)／z√舊渤∞ABS’l‘l‘AC’I’Withcontinualexploitationoflowpermeabilityreservoiranddevelopmentofhorizontalwelltecnique，horizontalwellisgraduallyusedforlowpermeabilityreservoirBecauseofcharacteristicsoflowpermeabilit

3、yreservoir，effectiveexploitationofhorizontalwellstillneedfracturingstimulationtechniqueBecauseHydrajetfracturing(HJF)techniquecancontrolfractureextentiondirection，itiSanewstimulationprocessinsteadofconventionalhydraulicf

4、racturingforlowpermeabilityreservoirFirstly，thepresentsituationofHJF敏homeandabroadisanalyzed，thesignificanceandnecessityofdevelopingHJFinourcountryisexpotmded，andthesystemcomposition，operatingprinciple，featuresandconstru

5、ctionprocessaboutthetechniquearesummarizedSecondly，accordingtoconstructiontraitsofHJF，accounttingprocessofjetparametersisanalyzedandoptimized，andcomputingmodelsofcorrelativeparametersareestablishedThirdly，usingthefinitee

6、lementnumericalsimulationtostudythestructureofhudraulicjettoolanddistributingruleforspeedanddynamicpressureofjetfield，therightshape，sizeandarrangementofnozzleandcomputingequationofspeedandpressurealegotFinally，basedonpro

7、gramminglanguageofVB，hydrajetfracturingsoftwareforjetparameterdesigningisdevelopedInthisthesis，optimizddesignnigofjetparametersandjettoolalerealized，andtheworkwedoneCallbeusefulforfieldconstructiondesignnigKeyWords：water