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1、西安石油大學(xué)碩士學(xué)位論文自升自航式多功能船鉆井系統(tǒng)的設(shè)計(jì)研究姓名：王耀華申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：機(jī)械工程指導(dǎo)教師：許愛(ài)榮欒蘇20091015ABSTRACTSubject：DesignandResearchontheDrillingSystemofJackupandSelfpropelledVesselSpeciality：MechanicalName：WangYaohuInstructor：XuAirongLuanSuABSTRACT

2、叼燦脅Withthedevelopmentofoffshoredrilling，thehigherrequirementsformarinewelldrillingandrepairingareputforwardDrillingsystemasthecorecomponentsofoffshoredrillingplatformshouldhavethefeatureoflowcost，convenientdisassemblyand

3、suitableformostofoildrillingplatforminoilfieldregionInthepreviousdesign，thedrillingsystemsaremostlyfixedonthedrillingplatform，inadvanceforthedrilling，laterforthewell—repairThistypeofdrillingplatformisalmostequippedwithad

4、rillingsystemrespectivelywhichinvestmentlargerandtheutilizationratelowerFortheabovequestions，combination謝ththeuser’Sindividualrequirementsandtheintruductionofconceptoflandtruck—mounteddrillingrig，thedrillingsystemofjacku

5、pandselfpropelledvesselaredevelopedSincethevesslehastheliftinglegsandpropelleritrelizes‘onetomany’servicesfounctionieonedrillingsystemofjackupandselfpropelledvesselcansatisfyservicesofdrillingandrepairingofseveraldrillin

6、gplatformThedevelopmentofthissystemhasthemagnificanceofeconomalandeffiencyforoffshoreoilproductionInthispapercurrentforeignoffshoredrillingsystemdesignapproachofconceptdesign，basicdesign，detaileddesign，constructiondrawin

7、gdesignandthedesignofindustrialtestisalsoconsideredsuitablefordomesticdrillingsystemdesignTherefore，thisdesignapproachisusedintheproductdesignThroughtheanalysisofdrillingprocess，meetingwiththeoffshoreenvierementandrelati

8、verulers，andtheregulationsaswellasspecificationoftheshipclassificationsocieties，equpmentssurpportingsechedualforthesystemisproposedWiththedetailcomparisonof12一pulserectifierand24pulserectifierandconsiderationofuserinvest

9、mentonthemarinedrilling，12一pulserectifierforACvariablefrequencydriveisadoptedByusingtheanalyticalapproachandthefiniteelementmethod，thekeycomponentsofthedrillingsystemandmaincomponentswerecalculatedandvalidatedThecalculat

10、edresultshaveshowedthesecomponentscanmeetthesystemworkingconditionsrequirementsFactoryprototypetestingofthedrillingsystemwascompletedinOctober2008ItwillservetheoffshoreoilsoonItssuccessfuldevelopmentmarksnewbreakthrougho

11、findependentresearchanddevelopmentofoffshoreoildrillingequipment，andwillgreatlyenhanceourabilitytosurpportingoffshoreoilequipmentKeywords：Jackupandselfpropelledvessel；Drillingsystem；ACfrequencyconversion；Finiteelementmet

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