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29-10 系機(jī)務(wù)修訂日修訂版本

機(jī)務(wù)ATAATA主系統(tǒng)綜述（General2.控制面板（Control

機(jī)務(wù)ATA

機(jī)務(wù)ATA件20.優(yōu)先活門

機(jī)務(wù)ATAATA Isolation 活門（ReserveIsolation25.操作-面板、EDP、 Thesesystemsusehydraulic-Primaryflight-Highlift-Enginethrust

機(jī)務(wù)-Landinggear-includinglandinggearextension/retraction,doormechanisms,andnosewheelsteering.Thereare3hydraulicsystems:LeftL)、CenterC)、RightR). Eachsystem s4940+/-250(5000)psihydraulicpower.

機(jī)務(wù)Eachhydraulicsystemhas2pumps(notincludingtheramairturbine).Eachpumphasitsownpowersource(engineaccessorygearboxorelectric Thereare2typesofhydraulicpump-Primary-primarysourcehydraulic

機(jī)務(wù)-Demand-operateswhentheprimarypumpscannotmeetthehydraulicdemand.Theleftandrightsystemengine-drivenpumps(EDP)-primarypumps.

機(jī)務(wù)Theleftandrightsystemelectricmotorpumps(EMP)operateasdemandThecentersystemEMPs(C1andC2)canoperateasprimaryordemandpumps.ControlswitchesforthehydraulicsystemareonthehydrauliccontrolpanelontheP5.

機(jī)務(wù)Thehydrauliclineshaveacolorcodedbandmarkedwiththefirstletteroftheapplicablesystem.LeftsystemCentersystemRightsystem

機(jī)務(wù)Switchesonthehydrauliccontrolpanelcontrolthehydraulicpumps.Leftandrighthydraulicsystemprimarypumps-engine-drivenpumps(EDP).-alternateaction(push-button)

機(jī)務(wù)The4electricmotorpumps(EMP)havea3-positionselector:-OFF-pumpis-ON-pumpoperatesandmakesAUTO-pumpoperateswhencontrollogicsensesalargesystemdemandinflight.TheRAMAIRTURBINEswitchisatthetopofthepanel.電門位置信息送hydraulicinterfacefunctioninthecommoncomputingresource(CCR)cabinet.FAULTlighton-Pumpcasedrainfluid-Lowpump-Asystem

機(jī)務(wù)系統(tǒng)交互功能-HYDIF機(jī)務(wù)培訓(xùn)中Thehydraulicinterfacefunction(HYDIF)isasoftwarefunctionthatcontrolsandmonitorsthehydraulicsystem.TheHYDIFisahostedapplicationinthecommoncomputingresource(CCR)ThereisacopyoftheHYDIFsoftwarein3generalprocessormodules(GPM):2intheleftCCR1intherightCCR 系統(tǒng)交互功能-HYDIF機(jī)務(wù)培訓(xùn)中IntheleftCCRcabinet,oneHYDIFapplicationisprimaryandtheotherisTheprimaryapplicationcontrolstheleftsystemandhalfofthecenterhydraulicsystem.TheHYDIFapplicationintherightCCRcabinetcontrolstherightsystemandhalfofthecenterhydraulicsystem. 系統(tǒng)交互功能-HYDIF機(jī)務(wù)培訓(xùn)中IfeitherprimaryHYDIFfails,itisreplacedbythestandbyHYDIF.TheHYDIFsendsandreceivesdatathroughthecommondatanetwork系統(tǒng)交互功能-HYDIF機(jī)務(wù)培訓(xùn)中TheHYDIF制以下功Pumps(automaticoperation,andspeedIsolationRamairturbine(RAT)Fault油箱有預(yù)增壓，防止氣塞Thereare3reservoirs(L,C,andThereservoirsareseparated-typereservoirs(bootstrap).Theyusehydraulicpressuretopressurizethefluidinthereservoir.

機(jī)務(wù)機(jī)務(wù)Thecenterreservoirisadifferentpartnumberthantheleftandrightsystems.LargerstorageReservoirPressure

機(jī)務(wù)Thereservoirpressuretransducersensesfluidpressureinthereservoir.ThereisatransduceroneachPressuredatagoestotheTheHYDIFusesthedatafromthesetransducersforsystemcontroland

機(jī)務(wù)ReservoirTemperatureThereservoirtemperaturetransducersensesfluidtemperatureinthereservoir.ThereisatransduceroneachItsendsthedatatotheHYDIFforcontrolandindication. ty1.A tylinear

機(jī)務(wù)differentialtransformer(LVDT)sensesthefluid tyinthereservoir.ThereisoneLVDToneachTheLVDTssendthe tydatatothetyshowsin units(0.00=emptyand1.00=full).ReservoirVisual

機(jī)務(wù)Thevisualindicatorletsyouseethefluidtyinthereservoir.Theindicatorisontheforwardendofeachreservoir. tyindicationsfortheindicatorare:OVERFULL(amber/orangeFULL(greenREFILL(red ReservoirAuto-Bleed

機(jī)務(wù)Thereservoirauto-bleedvalveventsairfromThevalveisusuallyTheHYDIFsendsasignaltoenergizethesolenoidtoopentheauto-bleedvalveandsendtheairoutoftheTheauto-bleedvalveoperateswhentheontheHaselectrical ReservoirManualBleed1.ThemanualbleedvalveletsGetfluidsamples

機(jī)務(wù)Manuallybleedairfromthe

機(jī)務(wù)ReservoirDepressurizationEachreservoirhasadepressurization活門工作Thereservoirsmustbedepressurizedforsomemaintenanceproceduressuchascomponentremovalandreplacement. ReservoirRelief

機(jī)務(wù)Thereservoirreliefvalveprotectsthelowpressureportionofthereservoirfromover-pressureTheunwantedpressureandfluidgooverboardthroughatubetothedrain ReservoirDrain

機(jī)務(wù)Eachreservoirhasadrainvalveonthelower,forwardpartofeach Usethedrainvalvetoremovefluidfromthereservoir.

機(jī)務(wù)ReservoirSuctionShutoff油箱吸油關(guān)斷活門防止在泄漏時(shí)，油液流。FortheleftandrightshutsofffluidflowtothemakessuretheEMPLhasenoughfluidtoForcentershutsofffluidflowtoEMPmakessureEMPC1hassufficientfluidtoThereare4accumulatorsinthehydraulicsystem:-Left-Right-Center-Noselanding

機(jī)務(wù)The-Absorbpressure-KeeppositivepressureintheTheaccumulatorachargingvalve

機(jī)務(wù)

機(jī)務(wù)AccumulatorChargingYouusetheaccumulatorchargingmanifold(ACM)tochargetheThemanifoldhasapressuregageandachargingvalve.Thereare4ACMsinthehydraulicLeftRight

-Center-NoselandingEDP和發(fā)動(dòng)機(jī)供油關(guān)斷活門機(jī)務(wù)培訓(xùn)中 The2engine-drivenpumps(EDP)supplyprimaryhydraulicpressurefortheleftandrighthydraulicsystems.EDP TheEDPhasaninternaldepressurizationthesolenoidisenergized,When7.EDP和發(fā)動(dòng)機(jī)供油關(guān)斷活門機(jī)務(wù)培訓(xùn)中Theenginesupplyshutoffvalve發(fā)動(dòng) 活門關(guān)閉，whenasignalcomesfromtherelatedenginefireswitch.Whentheenginefireswitchisused,-Closesthesupplyshutoff-EnergizestheEDPdepressurization

機(jī)務(wù)Theleftandrightsystemelectricmotorpumps(EMP)arethedemandpumpsfortheleftandrighthydraulicEMPspeedchangesfordifferentEMPsgetpowerfromcommonmotorstartcontrollers.AtemperaturesensorontheelectricmotorsendsdatatotheHYDIF.

機(jī)務(wù)Duringtake-offandlanding,theleftandrightEMPsoperate.-Thisisbecausetheremaybeanincreasedflowdemandfromflightcontrols,thrustreversers,andspeedbrakes.

機(jī)務(wù)TheC1andC2electricmotorpumps(EMP)supplypressuretothecenterhydraulicThepumpsare-Automaticallybythehydraulicinterfacefunction(HYDIF)-ManuallybyswitchesontheP5

機(jī)務(wù)ThecenterEMPsalternateasprimaryand-Theprimarypumpoperatescontinuouslyduring-Changefromprimarytodemandisbasedoncalendar-ThedemandpumpoperatesonTheC1pumpandtheC2pumpcanoperatedifferentThehydraulicsystemEMPsgetpowerfromtheelectricalsystemcommonmotorstartercontrollers機(jī)務(wù)The3casedrainfiltermodulesremoveparticlesfromtherelatedhydraulicpumpscasedrain-PumpsusethisfluidforcoolingandThereisafiltermoduleforeachhydraulicsystem.機(jī)務(wù)組件有以下部件濾壓差傳感EDP度傳感器(leftandrightsystems2checkvalves(onedownstreamofeachThermalbypass機(jī)務(wù)ThecasedrainfiltermoduledifferentialpressuretransducerssendthepressuredatatothehydraulicinterfacefunctionThehydrauliclinesinsidethefuelaretitanium.

機(jī)務(wù)Topreventinducedelectricalcurrentinthetubingduringalightning-strike,thehydrauliclineshavestaticdissipativeisolatorfittings.-ThesearetubeThepressurefilter

機(jī)務(wù)RemovesparticlesfromthehydraulicpressurefluidMonitorspumpandsystemThereare3pressurefiltermodules-oneforeachsystem(L,R,andC).Asystempressurereliefvalveopensat6000psitorelieveoverpressuretothereturn組件包含Asystempressure2pumppressureAgroundservicereturnandsupplyquick2replaceable

機(jī)務(wù)Checkvalves(topreventhydraulicDifferentialpressure(popout)indicators(tosenseacloggedfilterandsupplyavisualThefilterelementremovesparticlesfromthefluid.Theelementsareinthefilter

機(jī)務(wù)Thefilterelementscannotbe-Replace

機(jī)務(wù)ThepressurefiltermoduledifferentialpressureindicatorshowswhenitisnecessarytochangetheAredbuttonpopsupwhenthefilter回油濾組件、濾芯、壓差指示器、旁通心 Thereturnfiltermoduleremovesparticlesfromthehydraulicfluidbeforeitgoesbackintothereservoir.-Thereisareturnfiltermoduleforeachsystem(L,C,andR).Eachreturnfiltermodule-Differentialpressure(popout)-Filterbowland-Checkvalves(preventhydraulic-Bypass Ifthefilterclogs,aninternalbypassvalve18.回油濾組件、濾芯、壓差指示器、旁通心 Thereturnfiltermodulefilterelementremovesparticlesfromthefluid.TheelementsareinsidethefilterThefilterelementscannotbe-Replace

機(jī)務(wù)系統(tǒng)向以下系統(tǒng)供壓：flightcontrolactuation,high-lift(flapsandslats),enginethrustreversers,andlandinggear-Theprioritizationsystemamainlandinggearpriorityahighliftpriority-Together,thesevalvesacttoprioritizetheflowinflighttothefollowingfunctions;PrimaryflightHighLanding優(yōu)先活門-主起落架優(yōu)先活務(wù)培訓(xùn)中Themainlandinggearpriorityvalve關(guān)閉，停 ThemainlandinggearpriorityvalvemakessurecriticalsystemsgethydraulicpowerifdemandissohighthatsystempressureThevalveisspring-loadedandpressure-Itisusually-Ifpressuredecreasestoapre-setlevel,thespringclosesthevalvetoremoveflowtothatsystem.優(yōu)先活門-增升系統(tǒng)優(yōu)先活務(wù)培訓(xùn)中Thehighliftpriorityvalve關(guān)閉，停止向增升系統(tǒng)供 -Thevalvecloseswhensystempressureislessthan3500psi.Theisolationsystempreserveshydraulicsystemfluidforprimary

機(jī)務(wù)controlsintheeventofanengineburstorothereventthatcausesasevereleakintheTheIsolationsystemsconsistsAlternateextendisolationvalveReservesteeringisolationvalveNosegearisolationvalve

機(jī)務(wù)Thealternateextensionisolationvalvekeepscenterhydraulicsystemfluidforalternategearextensionifthereisalargeleakinthesystem.

機(jī)務(wù) Thereservesteeringisolationvalve(RSIV)closestokeepthenosewheelsteeringfunctionwhenthereisaleakinthemainlandinggeartrucktiltportionofthecenterhydraulicsystem.

機(jī)務(wù)ThenoselandinggearisolationvalveKeepsthecentersystemfluidifthereisaleakinthetubingbetweenthewheelwellandthenosegear.Decreasesthepossibilityoffluidlossduringthecruisephaseofaflight.操作-面板、EDP、機(jī)務(wù)培訓(xùn)中ThehydrauliccontrolpanelisontheP5 Thereisaswitchforeachelectricmotorpump(EMP)andengine-drivenpump(EDP). TheEMPswitchesareusuallysettoAUTOforin-flightoperation.-Thehydraulicinterfacefunction(HYDIF)providesautomaticcontroloftheEMPs. TheEMPswitchesaresettoONforground TheEDPswitchesarealternateaction(push-button)switches.25.操作-面板、EDP、機(jī)務(wù)培訓(xùn)中Inmaintenancemode，HYDIFwillmonitorforsystempressure,pumpoverheat,andsystemoverheatbutwillnotcyclethepumpOFF. Hydraulicshasthehighestloadpriorityonthegroundwhentheairplaneisinmaintenancemode.25.操作-面板、EDP、機(jī)務(wù)培訓(xùn)中 Thereisapush-buttonswitchonthehydrauliccontrolpanelforeachenginedrivenpu