发动机航线维护智慧树知到期末考试答案章节答案2024年中国民用航空飞行学院

发动机航线维护智慧树知到期末考试答案+章节答案2024年中国民用航空飞行学院CFM56-3engineoperationmustnotexceedwhilepersonnelareinentry/exitcorridor.()

答案:lowidlerpmPMCiselectronicsupervisorycontrolsystemwithauthority.()

答案:ananalog,limitedHPTistheshortfor().

答案:HighPressureTurbineWhichoneisTRUEinthefollowingdescriptionsaboutVBVsystemofCFM56-3?()

答案:ItisoperatedbythefuelgearmotorFITistheshortfor().

答案:FanInletTemperatureTheengineaerodynamicstationnumbershowstheenginepositionin().

答案:AxialWhichofthefollowingisCORRECTabouthighidleadjustment?()

答案:Inordertoaccessthehighidleadjustmentscrew,thelowidleadjustmentassemblymustberemovedfirst.CFM56-3enginesymptomsforT2.5hotshiftare().

答案:VSVtrackclosed,VBVtrackopenThethree-elementofATAnumbersystemis().

答案:Chapter-section-subjectThemainpurposeoftheMainOil/FuelHeatExchangeronCFM56-3engineis().

答案:decreasingthetemperatureofthescavengeoilUsuallyreplacementofthefanbladeshouldbe().

答案:Replaceinpairs.WhentheCFM56-3engineisrunningatidle,whereisthecoolingairfortheHPTCCfrom?()

答案:9thHPCHowmanymajormodulesdoestheCFM56-3enginehave?()

答案:3.WhichisNOTthepurposeoftheHMUoftheCFM56-7Bengine?()

答案:Tocalculatethefuelflow.WhichfollowingstatementisNOTtrueaboutforwardoilsump?()

答案:Thereisnodrainintheforwardsump.HowmanyfanbladesdoesCFM56-3enginehave?()

答案:38ThefuelflowofCFM56-3enginewithcompressorbleedis_thatwithoutbleed.()

答案:greaterthanWhichofthefollowingstatementaboutCFM56enginesistrue?()

答案:Highbypass,dualrotorThepowersourcefordrivingaccessoriesisfrom().

答案:HPRotorWhichstatementisTRUEabouttheVBVsystemofCFM56-3?()

答案:ThefullyopenedandclosedpositionoftheVBVsisdeterminedbythestopmechanism.ThecorespeedofCFM56-3engineiscontrolledbythe().

答案:MECTheHPTclearanceis().

答案:TheclearancebetweenHPTbladesandHPTshroudsWhichchannelwillbeselectedastheActiveChannelonCFM56-7Bengine?()

答案:thehealthiestchannelCBPistheshortfor().

答案:CompressorBleedPressureInthefollowingdescriptionsabouttheoilsystem,whichoneisTRUE?()

答案:TheoilsumpsareDry-SumpdesignedIgnitionleadscoolingaircomesfrom().

答案:Boosteroutlet.WhichcomponentdoseCFM56-3engineusetotransferthethrustfromfanframetoaircraftstrut?()

答案:ThrustlinksTheCFM56-3on-conditionmonitoringsystemconsistsof().

答案:AlltheaboveTheMCDsofoilsystemofCFM56-3arelocatedin().

答案:theoilscavengecircuitTheN2feedbackforMECisfrom().

答案:MECdriveshaftattachedtofuelpumpTheoilpressureindicatesthepressureof().

答案:Oilsupply.EGTsensorsonCFM56engineare_____type.()

答案:thermocoupletypeWhileT2.0decreases,therequiredN2speedofCFM56-3enginewill().

答案:decreaseThePMC().

答案:IsequippedwiththepowertrimadjustmentForagivenPLA,therequiredN2ofCFM56-3engineisthefunctionof().

答案:T2.0andPs12WhichfollowingstatementisNOTtrueaboutthetransportationofCFM56engine?()

答案:Theenginecanbetransportedbytrain.Whichistrueaboutoilservicing?()

答案:In5-30minutesaftertheengineshut-downHowmanyVBVdoorsdoesCFM56-3have?()

答案:12WhilePs12decreases,therequiredN2speedofCFM56-3enginewill().

答案:increaseWhatisthefunctionoftheVBVKickersystem?()

答案:ToincreasetheVBVopeningatlowspeedTheinputoftheignitionexcitersonCFM56-7Bengineis220VACpower.()

答案:错LVDTandelectricalcablewillfeedbackVSV’spositontotheEEConCFM56-3engine.()

答案:错AVMsystemonB737aircraftdoesn’tneedN1andN2speedsignalofCFM56-3engine.()

答案:错TheaccurateoilquantityinCFM56-3enginecanbegotfromthesightglassofoiltank.()

答案:错OnCFM56-3engine,theoiltemperatureindicatesthetemperatureofoilsupplyandoiltank.()

答案:错No.1,No.2andNo.3bearingsonCFM56-3enginearerollerbearing.()

答案:错BoosterdischargeairisusedtopressurizeforwardandrearsumpinCFM56engines.()

答案:对TheVBVsystemofCFM56-3orCFM56-5Bengineisoperatedbyafuelgearmotor.()

答案:对CFM56-7BenginesuppliesthrustfortheBoeing737-300/-400/-500aircraft.()

答案:错CFM56-7Bisahighbypass,threerotorturbojetengine.()

答案:错Inthefollowingdescriptions,whichoneisthefunctionofFlameArrestoronCFM56-3engine?（）

答案:PreventsflamepropagationinthecenterventtubeInthefollowingdescriptions,whichoneisthefunctionofHandCrankingPadintheAGBofCFM56-3engine?（）

答案:Let’stheoperatorrotatethecoreduringmaintenance《中国民航维修人员工作作风建设指导意见》维修人员安全意识要求，_________。（）

答案:诚信意识是红线《中国民航维修人员工作作风建设指导意见》维修人员现场工作守则中提到的准备到位，包含如下哪些方面？（）

答案:资料文件、工具设备、航材耗品、梯架设施、人员资质、现场组织、风险提示Inthefollowingdescriptions,whichoneisthefunctionofFanCaseonCFM56-3engine?（）

答案:frontsectionshoulderedtogivefanbladecontainmentEGTistheshortfor().

答案:ExhaustgastemperatureDuringstartingofCFM56-3engine,thelimitformaximumexhaustgastemperature(EGT)is().

答案:725℃DuringtakeoffofCFM56-3engine,thelimitformaximumexhaustgastemperature(EGT)is().

答案:930℃WhenCFM56-3engineisatidlespeed,theminimumoilpressureis().

答案:13PSIHowlongcanbethestarteroperatedcontinuouslyupto?()

答案:twominutesInthefollowingdescriptionsabouttheoilsystemofCFM56-3engine,whichoneisTRUE?()

答案:TheoilsumpsareDry-SumpdesignedOnCFM56-3engine,theoiltemperatureindicatesthepressureof().

答案:Oilscavenge.WhatairsourceisusedtopressurizerearsumpinCFM56engines?()

答案:BoosterdischargeairHowmanyoilpumpsdoesCFM56-3’soilsystemhave?()

答案:4TheoilcoolerofoilsystemonCFM56-3enginearelocatedin().

答案:theoilscavengecircuitTherearvibrationsensorofCFM56-3engineislocatedon().

答案:the12o’clockpositionofturbineframeTheEGTindicatingsystemsuppliestheflightcompartmentwiththeEGTasthegasflowsthroughthestage2LPTnozzle.()

答案:averageWhichspeedsignalsofCFM56-3enginedoesAVMsystemneed?()

答案:N1andN2HowmanythermocouplesdoestheEGTindicatingsystemofCFM56-3enginehave?()

答案:9WhichvibrationsignalwillbesenttotheflightcompartmentforeachengineonB737-300aircraft?()

答案:thestrongestvibrationsignalTheVBVsystemofCFM56-3engineisoperatedby().

答案:thefuelgearmotorWhenCFM56-3engineisstartingoratidlespeedcondition,theVBVdoorsis().

答案:openedWhat’sthefeedbackequipmentofVSVandVBV’spositiontotheMECofCFM56-3engine?()

答案:Arm,leverandflexibleshaftWhentheCFM56-3engineisrunningatCRUISE,whereisthecoolingairfortheHPTCCfrom?()

答案:5thHPCHowmanyVSVactuatorsdoesCFM56-3have?()

答案:2TheCONTpositionsuppliescontinuouspowertotheignitionexcitersduring().

答案:flightHowmanyigniterplugsdoesCFM56-3enginehave?()

答案:2OnCFM56-3engine,high-energyexciteroutputis().

答案:2sparkspersecond,2joulespersparkWhichoneisTRUEinthefollowingdescriptionsabouttheignitionsystemofCFM56-3engine?()

答案:Donotapplygreasetothethreadsontheignitionleadendoftheigniterplug.WhataretheinputoftheignitionexcitersoftheCFM56-3?

答案:115VACinput.What’stheFail-SafesettingofT2.5sensoronCFM56-3engine?()

答案:59℉/15℃HowmanythrottlepositionsdoesB737-300aircrafthavewhenCFM56-3engineisatidlespeed?()

答案:OnlyoneWhichofthefollowingsignalsgoesintoPMCthroughtheJ2connector?()

答案:ElectricalpowerfromcontrolalternatorInthefollowingdescriptions,whichoneisNOTthefunctionofMEConCFM56-3engine?()

答案:SchedulestheLPTCCvalveWhat’sthemainpurposeoftheservofuelheateronCFM56-3engine?()

答案:ToincreasetheservofueltemperatureWhatequipmentcantransfertheelectricalsignalfromPMCintoservofuelsignalinMECofCFM56-3engine?()

答案:AtorquemotoronMECTheCFM56-3enginesymptomsforaT2.5coldshiftare().

答案:PossibleN1overshoot/bloomontakeoffHowthePMCofCFM56-3engineknowsthethrustleverangle?()

答案:aRVDTinMECsensesthePLAandsendsanelectricalsignaltoPMCT2.0sensoronCFM56-3enginesuppliesfuelpressure_________totheMECinproportiontotheFIT.()

答案:P7-PbInthefollowingfuelnozzlesonCFM56-3engine,whichonemusthavearicherprimaryflowpath?()

答案:fuelnozzlepositions14and15Theaerodynamicstationof12onCFM56-3engineis().

答案:ThesecondaryairinletHowmanystagesofLPTdoesCFM56-3enginehave?()

答案:4HowmanyfanbladesdoesCFM56-7Benginehave?()

答案:24Thepowersourcefordrivingfanandboosterrotorisfrom().

答案:LP