雨课堂学堂在线学堂云《Production Engineering（中石）》单元测试考核答案

注：不含主观题第1题单选题(1分)TheObjectofProductionEngineeringis：AvicinityofwellboreBWellGroupsCWellProdctionSystemDWellbore第2题单选题(1分)TheflowcharacteristicsinProductionEngineeringinclude:AtherelationshipbetweenpressureandflowrateBtherelationshipbetweentemperatureandflowrateCtherelationshipbetweenoilflowrateandgasflowrateDtherelationshipbetweenpressurelossandwelldepth第3题多选题(2分)themaintasksofProductionEngineering:Abuildconnection

betweenwellboreandreservoirBtolift

resourcestothesurfaceefficientlyandeconomicallyCtocirculateoilandgasintowellboresmoothlyDtooptimizefloodingpattern正确答案：BC第4题多选题(2分)Innaturallyflowingproductionsystemtherearefollowingbasicsflowingsections:AflowhappensfromreservoirtowellboreBverticalflowfrombottomholetowellheadCchokeflowhappensnearwellheadDhorizontalflowinsurfacepipeline正确答案：ABCD第5题多选题(2分)Theproductionsystemofanoilwellhasfollowingcharacteristics:AmutualindependenceamongeachsectinBthecontinuityonconservationofmassandpressureCtherewillbeenergylossduringflowthrougheachsectionDpressurehasnothingtodowithflowineachsection正确答案：BCChapter2--Problems第1题单选题(1分)InflowPerformanceRelationshipistherelationshipbetween:AdrawdownandproductionBwellheadpressureandproductionCflowingbottomholepressureandproductionDcasingpressureandproduction第2题单选题(1分)VogelEquationexpressinflowrelationshipinwhatkindofreservoirAtwo-phaseflowofoilandgasBthree-phaseflowofoil,gasandwaterCsinglephaseDtwo-phaseflowofoilandgaswhen

Pe>Pb>Pwf第3题单选题(1分)singleliquidphaseIPRcurveis:AparabolacurveBlogisticcurveCstraightlineDhyperboliccurve第4题单选题(1分)thegreencurveispressuredistributionundercompleteandidealconditions,theredoneis：AstimulatedwellBnon-completeconditionsCfracturingwellDAcidizingwell第5题单选题(1分)forStandingMethod,theflowingefficiencyrangingfrom:A0–1B0-1.5C

0.5–1.5D

-1–2第6题单选题(1分)undercoexistenceofsinglephaseandtwo-phaseflow,thebubblepointpressureisAminumunflowpressureundersinglephaseconditionBminumunflowpressureundertwo-phaseconditionCmaximumreservoirpressureundertwo-phaseconditionDminumumreservoirpressureundertwo-phasecondition第7题多选题(2分)Ofthefollowingstatements,thecorrect

are:Anegatinereciprocalofonepointslope

istheproductivityindexundertwo-phaseconditionBreserviorpressuremustbeknownwhencaculatesinglephaseIPRCIPRcurvewillchangeifblockinghappenedinreservoirDIPRcurvewillchangewithreservoirpressure正确答案：ACD第8题单选题(1分)Ofthefollowingstatements,thecorrect

are:AwellproductivitydependonproductionBwellproductivitydependondrawdownCwellproductivitydependonproductivityindexDwellproductivitydependonproductionwithsamereservoirpressure第9题多选题(2分)Ofthefollowingstatementsadboutproductivityindex,thecorrect

are:AthecapacityofreservoirsupplyingoiltowellBwillkeepthesamevalueduringwholeproductionperiodCproductivityindexofsingleliquidphasereservoirisaconstifreservoirconditionisnochangeDproductivityindexofsingleliquidphasereservoirisrelatedtoreservoirpressure正确答案：AC第10题单选题(1分)whichoneisblockinghappened（fromconditionatoconditionb）：A1B2C3D2or3Chapter3--Problems第1题单选题(1分)WhichflowregimeiscomposedofonesegmentofliquidandanotherthatofgasphaseinwhichtwophasesoccuralternativelyAbubbleflowBslugflowCchurnflowDmistflow第2题单选题(1分)gasliquidtwophasesarecontinuous,liftingliquidbyfriction,thisisAbubbleflowBslugflowCannularflowDmistflow第3题单选题(1分)slipvelocityis：Athedifferenceofgassuperficial

velocityandliquidsuperficialvelocityBthedifferenceoftruegasvelocityandliquidvelocityCthedifferenceofgassuperficial

velocityandmixturevelocityDthedifferenceoftruegasvelocityandmixturevelocity第4题单选题(1分)theMPFcalculationneedtoconvertthegivenparametersinsurfaceconditionsintotheoneinin-situconditions,in-situmeansAunderstandardconditionBunderwellheadconditionCunderpressureandtemperatureconditionincurrentsectionofwellbore

Dunderreservoircondition第5题单选题(1分)TheflowregimesinOrkiszewskiMethodare:Abubbleflow,slugflow,annularflow,mistflowBbubbleflow,slugflow,transitionflow,mistflowCbubbleflow,slugflow,churnflow,mistflowDbubbleflow,churnflow,transitionflow,mistflow第6题单选题(1分)ThecorrelationsprovidedbyOrkiszewskiareAholdupandgascontentBmixturedensityandfrictionlossCfrictionlossandkineticenergylossDmixturedensityandslipvelocty第7题单选题(1分)asfollowingcurves,whichoneiswellborepressureprofilewithgasliquidtwo-phaseflowAABBCCDD第8题单选题(1分)redcurveiswellborepressureprofileconsidingslip,bluecurveiswellborepressureprofilenotconsidingslip,whichoneiscorrectundersamewellheadtubingpressureAABBCCDD第9题单选题(1分)whichcurvecanexpresswellboreliftingcapacity：AIPRcurveBwellborepressureprofilecurveCVogelcurveDVLPcurve第10题单选题(1分)Undersamewellheadcondition,thelowerslopeofVLPmeansAlowerthegravitylossBgreaterthegravitylossClowerliftingcapacityDgreatertheliftingcapacity第11题多选题(2分)Theflowregimesprobablyoccurinverticalwellboreincluding:AbubbleBslugflowCstratifiedflowDannularflow正确答案：ABD第12题多选题(2分)Thepressurelossundergas-liquidflowconditionareinclude:AfrictionlossBgravitationlossCevaporationlossDkineticenergyloss正确答案：ABD第13题多选题(2分)AccordingOrkisewskiMthod,forwhichflowregimes,themixturedensitycanbecalculatebyusinggascontenttocomputeweightedaverageofliquidandgasphaseAbubbleflowBslugflowCtransitionflowDmistflow正确答案：AD第14题多选题(2分)ThepositionandshapeofVLPcurvearerelatedto:AwellheadtubingpressureBGLRCwellborediameterDtubingwallroughness正确答案：ABCDChapter4--Problems第1题单选题(1分)Whenanalyzingtheimpactofoiltubeasperityandformationpollutionongusherwellcompatibleproduction,thesolutionnodemaybesetat:AThebottomholeBThewellheadC

EitherAorBDTheseparator第2题单选题(1分)Thefollowingnodalanalysisgraphshowstheeffectofwellborecaliberandsurfacelinecaliberoncompatibleproduction.Basedonthis,thesolutionnodetothisquestionisat:AThebottomholeBThewellheadCEitherAorBDTheseparator第3题单选题(1分)Settingthesolutionnodeatthebottomhole,thenodalanalysisgraphsareofdifferentwatersaturations,thenwhichofthefollowingaboutwatersaturationiscorrect：Afw3istheminimumBfw3>fw2>fw1Cfw3=fw2=fw1DIndeterminable第4题单选题(1分)Ifthesolutionnodeissetattheseparator,what’sthecharacteroftheinflowcurveinnodalanalysisgraphis：AIncreasingBDecreasingCParallelwithcrossaxleDParallelwithverticalaxle第5题单选题(1分)Ifachokeisfacilitatedatthewellhead,thenthesolutionnodeshouldbe:AonlyatthechokeBonlyatthebottomholeCeitherAorBDatanypointofthewellsystem第6题多选题(2分)Whichofthefollowinganalysisaboutwellnodalsystemwithoutachokeiscorrect:AAsolutiontosolvemulti-systemcompatibility.BSolutionnodemaybeatanypointofanypartoftheflowsystem.CThere’sinteractionbetweentheinflowandoutflowcurves.DTheremustbeanintersectionoftheinflowandoutflowcurves.正确答案：AB第7题多选题(2分)Ifweconsiderthewellheadasthesolutionnodeforagusherwellwithoutachoke,andalargeroilpipelineisappliedwithotherconditionsunchanged,thenwhichofthefollowingiscorrect:AThenodalinflowcurvestaysunchanged.BThenodalinflowcurvehaschanged.CThenodaloutflowcurvehaschanged.DThenodalcurvestaysunchanged.正确答案：AC第8题多选题(2分)Theroleofanoilchokeincludes:AProductioncontrolBTubingpressurecontrolCBackpressurecontrolDAchievingcriticalflowregimeundercertaincircumstances正确答案：ABD第9题多选题(2分)Whichofthefollowingaboutcriticalflowregimeiscorrect:AProductionstaysunchangedasthebackpressurechanges.BProductionstaysunchangedastheoilpressurechanges.COncethereservoirpressuredeclines,criticalflowregimecan’tbeachieved.DCriticalflowregimemaynotbeachievedifalargerchokeisreplaced.正确答案：ACD第10题多选题(2分)There’sagusherwithachoke,theproductionofwhichhaschanged(asitshowsfromtheblocklinetothebrokenlineinthegraph).Ifwereplacechokestoachieveproductionrecovery,thenwhichofthefollowingiscorrect:AThere’sformationdamagetothiswell.BThesizeofthetwochokes:d1<d2.CProductionmaybeimprovedafterchanginganotherchokewithdifferentsize.DPointBonthecurvereflectsconditionforcriticalflowregime.正确答案：BDChapter5--Problems第1题单选题(1分)Whichofthefollowingconditionscannotbeusedforgaslift:ADeepwellBDeviatedwellCWatershortageDGasshortage第2题单选题(1分)Gasinjectionisoperatedatacertaindepthintheoiltubeforagasliftingwell,whichofthefollowingcurvesmayreflectpressuredistributioninthetube：AABBCCDD第3题单选题(1分)Foragasliftedwellwithoutaliftvalve,andthegasintakeisachievedthroughapipeshoe,iffluidoutflowoccursatthewellheadduringstartup,thenthekickoffpressuredependon:ATubingdepthBReservoirdepthCThebottomholepressureDDepthbetweenfluidlevelandpipeshoeswhenpumpingisover.第4题单选题(1分)Whichofthefollowinggasliftdesigningmethodsistodeterminethebalancepointandgasinjectionpointfromthecurvesofgas-fluidpressuredistributioninsidetheoiltubeandgascolumnpressuredistributioninsidetheannulusAFixedproductiondesignBFixedgasinjectionvolumedesignCEitherAorBDNoneoftheabove第5题单选题(1分)Whichofthefollowinggasliftdesigningmethodsistocalculatewellboremulti-phaseflowandconstructtherelationshipcurvebetweendifferentproductionrateandflowingpressure(i.e.theoutflowcurves),accordingtothegasinjectionvolumeandthegas-liquidratiointhereservoir.AFixedproductiondesignBFixedgasinjectionvolumedesignCEitherAorBDNoneoftheabove第6题多选题(2分)Whichofthefollowingaboutgasliftproductioniscorrect:AItdecreasesoilviscositythroughinjectedgasmixingwithoil.BItdecreasesmixturedensitythroughinjectedgasmixingwithoil.CTheexpansionoftheinjectedgashelpsliftingoilupward.DItdecreasesthevelocityofthemixturethroughtheinjectedgasmixingwithoil.正确答案：BC第7题多选题(2分)Whichofthefollowingaboutgasliftvalveiscorrect:AIt’sakindofaone-wayvalveinhibitingfluidbackflow.BItplaysasachannelforincomingfluidandgas.CAgasliftvalvecandecreasethekickoffpressure.DGasliftvalvesaredividedintokick-offvalvesandworkingvalves.正确答案：ABCD第8题多选题(2分)Whichofthefollowingaboutgasliftdevicesiscorrect:AItcontainsthreetypes:open,semi-closed,andclosedtypes.BTheopentypeisapplicableforbothcontinuousgasliftandintermittentgaslift.CTheopentypeincludesaseparator,andtheoiltubingandcasingareconnected.DBoththesemi-closedtypeandtheclosedtypearesealedthetubing-casingannularwithseparators.正确答案：AD第9题多选题(2分)WhichofthefollowingaboutkickoffvalvesiscorrectATheinstallationdepthofthefirstkick-offvalvedependsontheoutputpressureofthecompressionpump.BThekick-offvalvescanbeequallyspaced.CAtthebeginningofgasliftoperations,theinjectionpressureisincreased,andthekick-offvalveisopened.DForanormalgasliftingoperation,kick-offvalveisclosedwhiletheworkingvalveisopened.正确答案：ACD第10题多选题(2分)Whichofthefollowingaboutgasliftdesigniscorrect:AThecalculationbasisofagasliftdesignisthepressuredistributioninsidethewellbore.BFortubing-casingannulussystem,it’spuregasphase;whilefortheinneroiltube,it’sliquid-gastwo-phaseflow.CThegasinjectiondepthisdeterminedthroughcurvesofgas-liquidpressuredistributionbelowgasinjectionpointandtheaircolumnpressuredistributionbetweentubingandcasing.DThegasinjectionpointisconsideredasthebalancedpoint.正确答案：ABCProblemsforchapter6:SuckerRodpumpingI第1题单选题(1分)Theconditionofpumpsuckingthefluidatupstrokeis:AThepressureinsideofpumpishigherthanthesubmergepressureoutdisepumpBThepressureinsideofpumpislowerthanthesubmergepressureoutdisepumpCThepressureinsideofpumpishigherthantheliquidpressureabovethepistonDtheliquidpressureabovetheplungerishigherthanthesubmergepressure第2题单选题(1分)Whenthelawofmotionofsuspensionpointissimplifiedassimpleharmonicmotion,themaximumvelocityofsuspensionpointatupstrokewilloccurat：AupendpointBdownendpointChalfofupstrokelengthDhalfofdownstrokelength第3题单选题(1分)whenhorseheadmovesupanddown，thesuckerrodwillmoveupanddown.In（）stroke，therodstaticloadatthesuspensionpointistherodgravityintheair；In（）stroke，therodstaticloadatthesuspensionpointisrodgravityinthefluid.Adown;upBup;upCdown;downDup

；down第4题单选题(1分)Thevalueofinertialloadis()proportionaltotheaccelertion,thedirectionofinetialloadis()withthatofacceleration.Ainversely；same

Binversely；oppositeCdirectly；oppositeDdirectly；same第5题单选题(1分)Themajorreasonforthedifferencebetweentheupstrokeanddownstrokesuspensionpoint

loadis：AthedirectionoffirctionloadatupstrokeisoppositeofthatofdownstrokeBThereisnoliquidloadatdownstrokeCThereisnoliquidinertialloadatdownstrokeDThereisnoliquidloadatthepistonofdownstroke第6题多选题(2分)Whichconclusionconcerningthefourconnectingrodofpumpingunitiscorrect?AthemechanismistransferingtherotatingmotionintothereciprocatingmotionBthefourrodsaremovableCtherodbetweenthebeamsupportingpointandcrankaxisisavirtualrod(notreal)DThecrankrotatingnumberperminisequalwiththatofsuspensionpointreciprocatingupanddown正确答案：ACD第7题多选题(2分)Thecharactersofpistonpumpinvolve：AtransformthemechanicalenergyintothepressureenergyBthedischargerateisnotrelatedwiththedischargepressureCtransformthemotionenergyintothepressureenergyDthelowdischargepressurewillbeobtainedwithhighrate正确答案：AB第8题多选题(2分)Whichconclusioniscorrectconcerningthepistionpump?AItisconvinenttorepairtheinsertedrodpump,howeverthelimitationisthesize

ofpumpBThepumpoutletpressureisnotrelatedwiththepumpsettingdepthCThepumpintakepressureisrelatedwiththepumpsubmergedepthDAtdownstroke,theconditionof

travelingvalveopeningisthatthepressureinsidepumpishigherthantheliquidpressureabovethepiston正确答案：ABCD第9题多选题(2分)Whichconclusionconcerningthepumpworkingmechanism

iscorrect?Athepumptheoreticaldischargeratedependsonthediameterofpiston,strokelengthandstrokerateBtheconditionforvalveballfallingdown

isthatthe

upliftforcedecreasesCThepressureinsidethepumpkeepsstableatupanddownstroke,andisnotrelatedwiththesubmergepressureDThepressureinsidethepumpatdownstrokeisrelatedwiththepumpsettingdepth正确答案：AD第10题多选题(2分)Thepossiblelocationofleakagefordownholepistonpumpinvolve:AthespacebetweenthepumpbarrelandtheplungerBthespacebetweenthetravelingball

andtheseatCthespacebetweenthestandingball

andtheseatDtheentrenceofgasseperator正确答案：ABC第11题多选题(2分)Thecorrectconclusionsconcerningthedownendpointofpumpingunitinvolve:AtheaccelerationismaximumanddirectionisupBtheinertialloadismaximum,anddirectionisdownCthevelocityis0Dthesuspensionloadisminimum正确答案：ABC第12题多选题(2分)Thecorrectconclusionsconcerningthecrankandslidingblockmotionofsuspensionpointare:Athemaximumstrokeofsuspensionpointisequaltothea/b*2rBthevalueofaccelerationattheupendpointanddownendpointisequal,butthedirectionisoppositeCthevalueofaccelerationattheupendpointanddownendpointisnotequal,butthedirectionisoppositeDComparedwiththesimpleharmonicmotion,thecrankandslidingblockmotionismuchmorerealistic正确答案：ACD第13题多选题(2分)Whichconclusionconcerningtheinertialloadisright?AthevalveofinertialloadalwayschangesBTheinertialloadincreasesthe

suspensionpointloadatupstroke,anddecreasesthesuspensionpointloadatdownstrokeCTheinertialloadincreasesthesuspensionpointloadatthefirsthalfupstokeandsecondhalfdownstroke.Datdownstroke,thereisnoliquidinertialload正确答案：ACD第14题多选题(2分)Themaximumloadofpumpingunitinclude(asfollowingequations)：ArodstaticloadBliquidloadCvibrationloadDinertialload正确答案：ABD第15题多选题(2分)Thesuspensionpointloadofpumpingunitinclude:AstaticloadBvibrationloadCfrictionloadDinertialload正确答案：ABCD第16题单选题(1分)Thedevice

changingthevelocityofbeampumpingunitis:AhorseheadBbeamCcrank-connectingrodstructureDGearreducerbox第17题单选题(1分)Whichisnotthespecificationofthesuckerrod?AlengthofrodBsizeofrod(diameter)CrodtensilestrengthDantiwearofrod第18题单选题(1分)therodpumpcanbeclassifiedasaccordingtothefixedmodeinthetubingAtubingpumpandinsertedrodpumpBcompositepumpandinserted

pumpCtubingpumpandbarrelpumpDcompositepumpandbarrelpump第19题单选题(1分)thetubingpumpcanbeusedasthewellof（）.Thedisadvantageofthetubingpumpis()Ahighoilproductionrate,

noteasytorepair

Bhighgasproductionrate,easytorepair

Clowoilproductionrate,

noteasytorepair

Dlowgasproductionrate,easytorepair

第20题单选题(1分)Theratioofpracticaldischargeratewiththetheoreticalrateis:AefficiencyofpumpingunitBpumpefficiencyCfilledratioDefficiencyofstrokerateProblems:Chapter6:SuckerRodPumping(II)第1题单选题(1分)themotorratedpowerdependsonthefollowingtorque:AloadtorqueBbalancetorqueCnettorqueDequalvalvetorque第2题单选题(1分)comparedwiththesurfacesuspensionpointstroke,thereasonfortheincreasingofplungerstrokeis:AduetothestaticloadBduetothemaximumloadCduetotheinertialloadDduetotheminimumload第3题单选题(1分)Aftertheinstallationofthegasseperator,thefactorimpactingthepumpefficiencycanbeeliminated:Agaseffect

BleakageCstrokelossDchangeofFVF第4题单选题(1分)Forthebeampumpingunit,themosteffectivetestingmethodforcheckingthedownholedevicesis:Atestingandanalysisofthedynamicfluidlevel

BtestingandanalysisofthestaticfluidlevelCtestingandanalysisofthedynamometercardsDtestingandanalysisofthepumpdischargepressure第5题单选题(1分)Thedynamometercarddifferencebetweenthegaseffectandnotfillingpumpbarrelis：Atheoneisrectangleshape,theotherisparallelogramBtheoneiskitchenknifeshape,theotherisparallelogramshapeCiftheloadisadding

inadvanceatupstrokeDtheoff-loadinglinedownstrokeisarcorstraightline第6题单选题(1分)Whatleakageisifthedynamometercardshowsthattheloadaddingbecomesslowlyatupstrokeandoffloadingbecomesearly?ApumpintakeleakageBpumpdischargeleakageCdischargeleakageDtubingleakage第7题单选题(1分)Thedynamometercarddirectlyindicatethedownholepumpoperationstatus:AsurfacedynamometercardBdownholepumpdynamometercardCdynamometercardofmiddlesuckerrodsDallaboveareright第8题多选题(2分)thecounterbalancemethodsinclude:AbeamcounterbalancingBcrankcounterbalancingCgascounterbalancingDcompositecounterbalancing正确答案：ABD第9题多选题(2分)Thebalancejudgmentmethodsofpumpingunitinvolve:AcomparethetimebetweenupstrokeanddownstrokeofhorseheadBcomparethepeakcurrentofupstrokeanddownstrokeCcomparethepeaknettorqueofupstrokeanddownstrokeDcomparethepeaksuspensionpointloadofupstrokeanddownstroke正确答案：ABC第10题多选题(2分)Thetorquesatcrankaxisforcrankcounterbalancingpumpingunitinclude:AthetorqueduetothetensileforceofconnectionrodBthetorqueofgravityofcrankandcounterbalanceblockgravityCtorqueduetothetwistingforceatcrankaxis

Dtorqueoduetothesuspensionpointload正确答案：ABC第11题多选题(2分)Regardingthetorquecoefficient，thecorrectconclusionsare：AItisthespecificationofpumpingunitandrelatedtothemechanicalstructureofthepumpingunitBItisthespecificationofpumpingunitanddoesnotchangewiththecrankrotatingangleCOnecoefficientisralatedtoaspecificcrankrotatingangle.Dthevalueisequaltotheratioofloadtorquetosuspensionpointload正确答案：ACD第12题多选题(2分)Regardinghowtoimprovethepumpefficiency,thecorrectcinclusionsare:AIncreasingthediameterofrodwillimprovethepumpefficiencyBDecreasingthedistancebetweentheballandbottomofpumpbarrelwillhelptoimprovethepumpefficiencyinthecaseofsaftyCIncreasingthepumpdepthwillimprovethepumpefficiencyDDecreasingthestrokeratewillimprovethepumpefficiencyofheavyoilwell正确答案：ABD第13题多选题(2分)Thedesignofrodpumpingsysteminvolve:AselectionofpumpdepthBdesignofsuckerrodCselectionofpumpingunitandoperationparametersDselectionofmotor正确答案：ABCD第14题多选题(2分)Thesmallsubmergedepthofpumpwillcause:AsuspensionpointloadsdonotchangeBgaswillhaveatinyeffectonthepumpefficiencyCDuetothedecreasingofpressuredrop,itwillcausethepumpdoesnotfillwithfluidsDItwillnotaffectthewellproductionrate正确答案：BC第15题多选题(2分)Regardingtherodstressrangeratio,thecorrectconclusionsare:AThesmalleroftherodstressrangeratio,thesaferofthesuckerrod.Butitdoesnotmeansthatthesmaller,thebetter.BTherodstressrangeratioshouldbekeptlessthan1,andascloseto1.CIftherodstressrangeratioismorethan1，therodwillbreakimmediately.DIftherodstressrangeratioismorethan1，therodwillbreakduetothefatiguefailure正确答案：ABD第16题多选题(2分)Regardingthedesignofsuckerrod,thecorrectconclusionare:AThedesignmethodincludestheequalstrengthdesignandsmallestgravityofsuckerrod.BThesuckerrodisgenerallytaperedfromtoptobottom(multiplestage)CThetopofeachstagerodhasthelowestsafetyDThesuckerrodisdesignedfrombottomtotop.正确答案：ABCD第17题多选题(2分)Whichdynamometercardhastheshapeofthinstrip?AgaslockBbrokenrod

CleakageofstandingvalveDrodpumpingwellwithnaturalflowfromreservoir正确答案：ABCD第18题单选题(1分)Thereasonsfornotbalancingofbeampumpingunitare：AeffectofthenotbalancingofmechanicalstructureBdifferencebetweentheupstrokeanddownstrokesuspensionpointloadCtheeffectoftheelasticrodDtheeffectofleakage第19题单选题(1分)Forthebeampumpingunit,thebalanceconditionis:AThesuspensionpointloadisdoingthesameworkingattheupstrokeastheworkingatdownstroke.BThepumpingunitstoresthesameenergyatdownstroeasreleasingenergyatupstrokeCTheenergystoredatdownstroke,orreleasedatupstrokeisthehalfofthesumofsuspensionpointloaddoingworkatupstrokeanddownstrokeDTheenergystoredatdownstrokeisequaltotheenergyreleasedatupstroke第20题单选题(1分)"Backconflict"phenomenonreferstothatwhenthenegativetorqueoccurs,thedrivingwheelwillbecomethedrivenwheel.Whatdoesthenegativetorquereferto?ALoadtorqueBbalancingtorqueCnettorqueDequalvalvetorqueChapter7--Problems第1题多选题(2分)The

treatment

of

surface

water

includes：Aremoving

mechanical

impuritiesBremoving

suspended

substanceCsterilizationDdeoxidization正确答案：ABCD第2题多选题(2分)The

advantage

of

oil

polluted

water

injection

is:Athe

sewage

contains

surfactant,

which

can

improve

oil

sweep

efficiencyBthe

injection

of

high

salinity

water

could

prevent

clay

swelling

and

permeability

damageCthe

density

of

sewage

is

low,

so

it’s

easy

for

injectionDthe

injection

of

sewage

protects

the

environment

and

improve

the

water

utilization正确答案：ABD第3题多选题(2分)Thereasonforincreasingslopeofzigzagwater

injection

indicator

curveis:Aformationpluggingorapparatusdoesn’tworkBvelocitysensitivityCfracturedreservoirsDpoorornoformationconnectivity正确答案：AD第4题多选题(2分)Whichoneistrueforrationinglayeredwaterinjection?ARationinglayeredwaterinjectionistocontroltheamountofinjectedwaterforeachlayerthroughthrottlelossofchokeunderthesamewellheadpressure.BRationinglayeredwaterinjectionisdecidedbythediameterofchoke.CThebasisofrationinglayeredwaterinjectionisthewaterinjectionindicatorcurvesforeachcurve.DThelargerthediameterofchokeis,themoretheamountofwaterinjectedis,withthesamewaterinjectionpressure.正确答案：ABCD第5题多选题(2分)Whichproblemcouldleadtotheincreaseofthemeasuredwatersuckingindex:AtheenlargementoftheholeofchokeBchokepluggingCthedropofchokeDthepackerdoesn’twork正确答案：ACD第6题单选题(1分)Whichone

is

not

the

commonsource

of

injection

water:Asurface

waterBground

waterCdistilled

waterDoil

polluted

water第7题单选题(1分)The

major

treatment

for

sea

water

injection

is:Aremoving

ironBdeoxygenation

and

purificationCremoving

suspended

oilDremoving

emulsified

oil第8题单选题(1分)Which

oneis

not

the

major

facility

of

water

injection

station:Ahigh-pressure

pump

system

for

improving

injection

pressureBChristmas

TreeCflowmeter

for

measuring

water

rateDthe

surface

network

for

flowing

in

and

out第9题单选题(1分)Whichoneisfalseforwatersuckingindex:AWatersuckingindexisthedailyamountofwaterinjectedperunitpressuredifferenceBThehigherthewaterinjectionpressureis,thehigherthewatersuckingindexisCThehigherwatersuckingindexmeanstheformationisabletosuckmorewaterDAcidizingcouldimprovewatersuckingindex第10题单选题(1分)Whichoneisfalseforwatersuckingprofilemeasurementthroughradioisotope:AComparedwithnaturalgammacurve,theoverlappedcurvesarecharacterizedasshaleandthelayerwhichdoesnotadsorbwaterBComparedwithnaturalgammacurve,thenotoverlappedcurveischaracterizedasthelayerwhichadsorbswaterCTheabnormalareaofradioisotopeisinverselyproportionaltothequantitiesofwateradsorbedforeachlayerDThequantityofradioisotopeadsorbedismoreforthelayerwithgreaterwatersuckingcapacity第11题单选题(1分)Thewaterinjectionindicatorcurvemovingdownparallelwiththesameslopeindicatesthat:AthecapacityofwatersuckingfortargetlayerisimprovedandformationpressuredecreasesBthecapacityofwate