外文文献及翻译空调节能技术的研究Word文档格式.docx

外文文献及翻译空调节能技术的研究Word文档格式.docx

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英文原文

HowAirConditionersenergyconservationtechnologyresearch

1.Introductions

Theenergyconservationmaysayisthebuildingcharacterautomaticcontrolsystemstartingpointandthehometoreturnto.Itiswellknown,intheintelligentconstruction,HVAC（heating,ventilatesandairconditioning）thesystemconsumestohavetooccupythebuildingconsumptiontotalenergyenormouspartialproportions,approximatelyabout50%~60%.Speciallycold:

Easttheunit,thecoolingtower,thecirculatingwaterpumpandtheairconditioningunit,thenewatmosphereunit,allareconsumesenergythebighousehold.Thereforereallyhasessentialdevelopsoneeffectiveair-conditioningsystemenergyconservationmethod,especiallyusesisinimprovesintheexistingbuildingair-conditioningsystemautomationtheaspect.

DDC（Directdigitalcontr01）thedirectofnumericalcontrol,isastructuresimpleoperationeasycontroldevice,itmayborrowbytheconnectionswitchesovertheequipmenttomakethesystemscontrolalongwiththeloadchange,liketheairconditioningcoldwatercirculatorysystem,theairconditioningboxfrequencyconversionautomaticamountofwindadjustmentandthecoolingtowerradiationventilatorfrequencyconversionholdscontrolsandsoon,mayletanair-conditioningsystemmoreeffectiverevolution,likethis,notonlybringstheverybigeconomicefficiencyfortheestatemanagement,moreoveralsomaycausethesystemtomoveunderabetteroperatingmode,thuslengthenstheequipmenttheservicelifeaswellasachievedprovidesgoalofthecomfortableairconditioningenvironmentandtheenergyconservation.

Thegeneralbuildingcommonlyusedair-conditioningsystemhasCAV,VAV,VWVandsoon,respectivelyhasdifferentlyholdscontrolstheway,allmayuseDDCtocontrol.

1）decidestheamountofwindsystem（ConstantAirVolume,iscalledCAV）.

Decidescertainlytheamountofwindsystemtheamountofwindwhichblowsoutfortheairconditionercertainly,providescoldly（iswarm）thegaswhichtheairconditioningregionneeds.Whenairconditioningregionloadvariation,thenchangestheblasttemperaturetodealwithintheroomtoshoulder,andachievesthemaintenanceindoortemperaturetothecomfortablearearequest.Thecommonlyusedcentralair-conditioningsystemisAHU（airconditioner）andthecoolingwaterpipesystem（theFCUsystem）.Thesetwogenerallydecidestheamountofwind（CAV）tosupplytheairconditioningarea,inordertodealwithintheroomthepartialloadschange,decidestheamountofwindsysteminAHUtochangewarmbytheairconditionerblowsofprocesses,controlsinthegeneralFCUsystembycoldwatervalveON/OFFadjuststheblasttemperature.

2）changestheamountofwindsystem（VAV）

Changestheamountofwindsystem（VarlableAirVolume,iscalledVAV）istheairconditioner（AHUorFCU）maymovechangestheamountofwind.Thecommonlyusedcentralair-conditioningsystemisAHU（airconditioner）andthecoolingwaterpipesystemFCUsystem.Thesetwogenerallydecidestheamountofwind（CAV）tosupplytheairconditioningarea,inordertodealwithintheroomthepartialloadschange,decidestheamountofwindsysteminAHUtochangewarmbytheairconditionerblowsofprocesses,controlsinthegeneralFCUsystembycoldwatervalveON/OFFadjuststheblasttemperature.Howeverthesetwohaswastedthemassiveenergyontheblastsystem.Becauseinlong-termlowloadtimetheairfeederalsocarriesouttheentireamountofwindrevolutiontoconsumetheelectricity,thisnotonlyisnoteasytomaintaininthestableroomhumiditythecondition,alsowastesthemassiveblastsrevolutionenergy.Changestheamountofwindsystemisaimsattheblastsystemtoconsumetheelectricityshortcomingtheenergyconservationcountermeasure.

3）changesthecurrentcapacitysystem（VWV）

So-calledchangesthecurrentcapacitysystem（VariableWaterVolume,iscalledVWV）,isenhancestheheatsourcemachinebythecertainwatertemperaturesupplyairconditionertheefficiency,butchangesbythespecialwaterpumpdeliversthewatervolume,whileconvenientachievessavestheeffectwhichthewaterpumpuseselectricity.ChangesthewatervolumesystemtodependonthewaterpumptothewaterpumpsystemenergyconservationefficiencythecontrolmodeandtheVWVuseproportionbutdifferent,whetherthereisthegeneralVWVcontrolmodesectionspeedchange（SP）andthebidirectionalvalvecontrolmode.Abovethreekindofair-conditioningsystemisthepresentbuildingairconditioningmostoftenthesystemwhichdesigns.Thecentralairconditioningcontrolalsoisthepipeline,thefitting,thevalvebodyorthevalvecentralismhypothesiscontrolfluidprovidestheairconditioning.Thereforeeffectivelycombinesthecentralairconditioningcontrolnamelytobeabletheactivecontroltoconsumeenergy,thedesignconformswiththeenergyconservationtheair-conditioningsystem.

Inrecentyears,theourcountrymajorityofareas,inparticularsoutheastthecoastalareasummertheairconditioningenergyconsumptionsuddenlywasrising,theairconditioninguseselectricitythetendencywhichincreasessharplytocausetheelectricalnetworkpowersupplytobeintense.Statisticshaveindicated,ourcountryeveryyeartheburninghotseasonairconditioningconsumedtheelectricitytooccupy1/3inrecentyearswhichtheentiresocietyuseselectricity,themassiveelectricalenergiesswallowbytheindustryandthecivilconstructionairconditioning,inparticularlarge-scaleconstructioncentralair-conditioningsystem,likeeachkindofcommercialconstruction（office,market,hospital,hotelandsoon）centralairconditioningbecauseitsspacebig,personcurrentcapacitymany,operationtimelong,managementcomplexcharacteristic,causesthemovementenergyconsumptiontobequitehigh,thecommercialconstructionairconditioningenergyconsumptionnearlyoccupiesitstotalenergyconsumption50%.Thecentralairconditioningdesigncapacityisaccordingtothebiggestloadcomputation,butinamajorpartbuildingyearonlyhasseveraldozensdaystimecentralairconditioningtobeatthebiggestloadcondition.Thecentralairconditioningcoldloadthroughoutisinduringthedynamicchange,likeeverydaysoonerorlater,eachseasoninturn,everyyearsamsara,theenvironmentandthehumanitiescondition,real-timewillbeaffectingthecentralairconditioningcoldload.General,italsogivesthegeneralenergyconservationcontroldomaintheworkerbroughtenormouslyhasdisplayedthetalentthespace.

Thepowerloadgapincreases,theelectricpowersupplytenseaspectwithdifficultyobtainsinrecentyearsrelaxes.Therefore,energyconservationinparticularelectricitysaving,notonlyhasthesignificantsocialsignificancemoreovertohavetheurgentpracticalsignificance.Positivelystudiesthedevelopmentpromotiongreenenvironmentalprotectionnewairconditioningtechnologyandtheequipment,thesuppressionairconditioningenergyconsumptionincreases,hasbecomethebuildingwarmlytopassairconditioningdomainurgentandthepopularresearchtopic.Thedependencetechnologyinnovation,thesysteminnovation,theenergyconservationfallsconsumes,enhancestheenergyuseefficiency,guaranteedareleastinthe"

energyconsumption,intheenvironmentalpollutionsmallest"

foundation,realizesthe"

energyconservationfirst,structuremanyYuan,environmentfriendly"

energydevelopmentalstrategy.

Inourtelecommunicationproduction,airconditioningenergyconservationsupervisoryworkweaker,theenergywastephenomenonisserious,thereforestrengthensairconditioningthemaintenancemanagementandthetechnologicaltransformations,mayachievetheenergyconservationthegoal.

2.Airconditioningenergyconservationsystemresearchsurvey

1）Throughtheloadcontrol,achievestheenergyconservationgoal.（a）Theburninghotseasonnewatmosphereloadoccupiestheentirecoldload25-40%,reducesthenewatmosphereload,reducesthenewatmosphereenergyconsumption,thechoicesmallestessentialnewamountofwind,alsocanachievethegoal.Butthenewamountofwindsmallestsupplyontheonehandthecountryhadthestandard,moreoverthenewamountofwindinsufficientwillaffecttheairquality,willendangerthehumanbodyhealth.（b）Outsidetheoptimizedconstructionthesurroundingprotectionstructureenergyconservationdesign,usestheheatpreservationthermalinsulationmaterialtechnology,reducestheairconditioningload,therealizationconstructionenergyconservation,butsimultaneouslyalsocausesthebuildingcostrise,thepromotiontoreceivethecertainlimit.

2）gatherscantheairconditioning.Gatherscoldlythroughtheice,avoidsthedaytimetouseelectricitythepeak,atnightstoresuptheairconditioningfreezingwaterrefrigeration,daytimedoesnotstarttheairconditioningmainengineonlytousetheaqueoussystemtocirculate.Thismethoditselfcertainlydoesnotconserveenergytheprovinceelectricity,butoptimizedtheelectricalnetworkpowersupply,toalreadyimplementedthetimesharingelectrovalencethearea,played"

toeconomizedoesnotconserveenergy"

therole,hadtheareapromotionsignificance.

3）watersourceheatpump.Isoppositesaystotheairandthesoil,thewateristhemostidealspatialtransfercoldheatsource,thewatersourceheatpumpalsothereforehastheenvironmentalprotection,ishighlyeffective,theenergyconservationandsoonthemultitudinousmerit,butourcountrywatersourceheatpumpengineeringresearchisnotverymature,compareswithsomedevelopedcountriesalsohasthecertaindisparity.Atthesametime,thewatersourceheatpumpalthoughhasverymany