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ID:36774016
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页数:4页
时间:2019-05-15
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1、机床与液压Oct.2012HydromechatronicsEngineeringVo1.40No.19DOI:10.3969/j.issn.1001-3881.2012.19.019ResearchonPracticalEnergySavingTechnologyandDevelopmentofAirborneHydraulicPumpZHUWufeng,CAIZengjie,LIXudong,LIUMingNavalAeronauticalEngineeringInstituteQingdaoCamp~,Qingdao266041,ChinaAbstract:Practicale
2、nergysavingtechnologyofatypeofairborneconstantdeliverypumpandtwotypesofairbornevariabledeliverypumpoftheunloadingstateareanalyzed.Focusingontheis-sueofunmatchedpowerofvariabledeliverypumpandactuator,itisproposedthatintelligentpumpwithloadsensingfunctionrepresentedanimportantdevelopmentdirection
3、toimprovetheeriergysavmgeficiency.Keywords:Airbornehydraulicpump,EnergySavingTechnology,constantdeliverypump,varia·hiedeliverypump,inteligentpumptomaticallyaccordingtovariedfli【ghtstates,inorder1.Introductiontomatchoutputpowerofpumpandtherequiredpow—erofactuator.Therearetwomajorwaystobetakeninm
4、ostofTherearethreestagesinthedevelopmentofel1一airbornehydraulicpumpsforenergysavingatpres-ergysavingtechnologyofairbornehydraulicpump.ent.First,outputpowerhastobeminimizedasmuchAtthefirststage,themethodofminimizingoutputaspossiblewhenhydraulicpumpisintheunloadingpressureofconstantdeliverypumpin
5、unloadingstatestate.Assomerelatedreferenceshowed,flightpro—wastaken.Atthesecondstage,themethodofmini—cedurestatisticsofsometypeofaircraftislistedinmizationofsupplyflowofvariabledeliverypumpintheTab.1.Accordingtothistable,theratiooftheunloadingstatewastaken.Atthethirdstage,theworktimeofhydraulic
6、actuatortothatofthewholemethodofauto—adjustingoutputpressureandsupplyflighttimecouldbeashighas40%,andtheoutputflowofintelligentloadsensingpumpaccordingtovar—powerofhydraulicpumpisnotrequiredatresttime,ledflightstateswillbetaken.hydraulicpumpwillunloadinthisstate.Therefore,Tab.1Flightprocedurest
7、atisticstableitisanimportantmeansofsavingenergytominimizeoutputpowerinunloadingstate.Second,matcheddegreebetweenoutputpowerofhydraulicpumpandrequiredpowerofactuatorwillbeimprovedtomini—mizetheuselesspower.AsTab.1shows,theratioofth
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