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中英文翻译--红外线辐射采暖原理及特点.doc

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中英文翻译--红外线辐射采暖原理及特点.doc

InfraredradiationheatingprincipleandcharacteristicsofChinasabundantnaturalgasresources,withthenationalenergystrategy,technologytransferandtheexplorationandexploitationofthecontinuousdevelopmentofwesternChinainrecentyearsprovenandsuccessfuldevelopmentofanumberofhighqualitynaturalgasfields,hasbeentheformationoftheTarim,Qaidam,ShaanxiGansuNingxiaandSichuan,Chongqing,fournaturalgasfieldsatnationallevel,alreadythebasisforthedevelopmentofgasindustryandconditions.Itisreportedthatnaturalgasasacleanandefficientenergyandhighqualitychemicalrawmaterials,energystructureintheworldtheproportionhasreached24,whileinChina,thecurrentenergymixofnaturalgasintheproportionofonly2.2.AccordingtoChinaNationalPetroleumCorporationin2000,ZhengHu,deputygeneralmanagerofChinaInternationalOilandGasConferencenewsconferencethatChinahasbeenthedevelopmentandutilizationofnaturalgasfortheearly21stcenturyenergystructureoptimizationandupgradingoftheoilindustryfocus,fortenyearsaboutthetime,sothatnaturalgasinChinasenergyconsumptionstructureintheproportionfromthecurrent2.2to8,TarimBasininXinjiangasthecountryslargestnaturalgasfieldsandthebirthoftheimplementationoftheproject,togetherwiththedevelopmentofoffshoreoilandnaturalgasandnaturalgasabroad,includingtheuseof2010isexpectedtoachievethisobjective.Isnodoubtthattodevelopthenationalsituation,thenaturalgasindustry,naturalgasasacleanenergyinindustrialproductionandnationallifeintheproportionofenergyconsumptionwillgrow.Undersuchcircumstances,howtorespondtonationalpolicytobetterpromotethenaturalgasindustryintheapplicationofHVACproblems,isfacingtheindustry,especiallyintheHVACequipmentmanufacturers,salesstaffanddesignbusinessbeforeanissue.First,theprincipleofinfraredradiationheating.Gasfiredinfraredradiantheatingsystemconsistsofoneormoreindependentvacuumsystem.Eachvacuumsystemincludesavacuumcontrolsystem,acertainnumberofgeneratorsandheatexchangers.Heatexchangersystemofsteelpipesfrom100mmdiameterpipelinelinkingandcoverageoftheaboveinitshighperformancealuminumalloyconstitutesasoundingboard.Thesystemusesnaturalgas,liquefiedpetroleumgasorgasgasheatandcombustionbythegenerator,theheatgeneratorintheair,throughtheuseofcentrifugalfansorpumpstheroleoftheheatedairandcombustionproductsoftheradiationtransporttube,radianttubeheatedtoacertaintemperature,producefarinfraredradianttubeoutsideheattransfer.ThesystemisbasedonthesunheatingtheEarthssurfacecreatedbytheprinciplesofdesign,supplyofsolarenergytotheEarthsanalysisconcludedthattheelectromagneticspectrumwavelength108micronsμmbelowforthecosmicrays,wavelengthinmorethan5108μmforthesoundtowave,thermalradiationmainlyinthewavelengthrangeof210μmbetween.Thesimulationofthesolarsystemcanproduceonlybyradiationandheatconductionmediumofairforsomenonthermalheatingoftheradiationwavelength212μm.Therefore,thedirectheatingofthesystemobjectspaceratherthanheatingtheair,butheatingobjectsspace,staff,equipment,tools.Theseheatingobjectsinaccordancewithitsowncharacteristicsofphysicalandchemicalstructuretoabsorbandstoreenergyreceived,andthenexposedtoairthroughitssurfacetotheairspaceheatingheattransfer,whichcansolvethetechnologysectorhasbeenbesetallHVACkindsofmilitary,civiliantallwarehousespaceheatingandotherproblems.Infraredradiantheatingissimilartosolarradiation,infraredisthepartoftheelectromagneticparagraph.Differentwavelengthsoftheelectromagneticwavesareexposedtotheobjectswillproducedifferenteffects.Wavelengthsuchas0.761000umbetweentheelectromagneticwave,especiallyinthewavelengthrangeof0.7640um,withanondispersiveandthustheenergyconcentrationofasignificantthermaleffect,thatis,infrared.Thesunheatingtheearthssurfacewithdifferentheatingradiator,itdoesnotrequireheatingtheatmosphere,butbysolarradiationtodirectlyheattheEarthssurface.Throughinfraredradiation,radiationtotheregionofdirectheating,thermalradiationcanbeofconcretefloors,andabsorbedavarietyofobjects,andasecondradiationoftheseobjectsinordertoheatotherobjectsaround.Notonlythat,butalsoinfraredobjectorthehumanbodythroughacertaindegreeofdepthofsurfacelayer,whichfromtheinsideoftheobjectorthebodyheat,thissystemisalsoreferredtoasartificialsolarheatingsystem.Gasfiredinfraredradiantheatingoftheradiationintensity,effective.Radiantheatingintheenvironment,retainingstructure,groundequipmentandtheenvironmenthaveahighersurfacetemperature,sothehumanbodyhaveabettercomfort,atthistimewhotherealsenseoftheenvironmenttemperatureishigherthanthesurroundingairtemperature.Infraredradiationheating,groundfloorroomtemperaturesarehigh,warmandcomfortableworkingenvironment,theupperlowtemperature,higherutilizationofitsheat.Second,gasinfraredradiationheatingoftheadvantagesof.1,tosaveenergyupto3060,significantlyloweroperatingcosts.2,whenthebuildingheatingconvectionheatingthanheatlosswhenlow,thereareseveralreasonsFirst,asaresultofradiationheating,theradiantheatexposuretodirectheatingobject,theenvironmentisvirtuallynonheatingtheair,soheatingtheairtemperatureatthesamehealthconditionsthanconvectionheating,whentheairtemperaturelow,generallyless25℃,sosmalltemperaturedifferencebetweenindoorsandoutdoors,soasmalleramountofinfiltration.Second,asaresultofconvectionheating,theindoorairisheated,andtheformationofhotandcoldairconvection,sotheindoorairtemperaturehasalargergradient,theroofofsomehightemperature,lowtemperatureneartheground,thegeneralconvectionheatingtemperaturegradientofabout0.51.0℃/m,andradiantheating,theradiantheatdirectlydownwardradiation,thegroundsegmentcanalsobepartofenergysavings,indoorairtemperaturegradientisthereforesmall,thecorrespondingupperpartofthebuildingarealsolessheatloss.Third,theprocessgasinthetransportationthereisnoloss,whiletheradiatorisverycompletecombustion,sotheheatoftheheatingsystemcanbefullyutilized.Thetraditionalmethodofheatingsystemradiator,heatfromtheboilerafterthelead,alongwith1015ofheatloss,sothelowerthethermalefficiency.3,infraredheatingisgoodforhealth,comfortandbetter.4,gasfiredinfraredradiatoroftheradiationtemperatureashighas8001400℃,radiationintensitysohighandeffective.Radiantheatingintheenvironment,retainingstructure,groundandsurfaceenvironmentoftheequipment,whichhaveahighertemperature,sothehumanbodyhaveabettercomfort,atthistimewhotherealsenseoftheenvironmenttemperatureishigherthanairtemperature.5,thermaleffectquickly,theslowcooling.6,asaresultofheattransferusinginfraredradiationheating,andinfraredandvisiblelightareelectromagneticwaves,aspartofthedisseminationofboththespeedoflight,sotheradiatingoncereachedacertaintemperature,theheatcanthehumanbodyorequipmentandtoliftthefeelingofcold.Intheheatingperiod,theenvelopestructurearoundthegroundaswellastheindoorfacilities,bothtoabsorbheatradiation,andpartoftheheatstore,whentheradiantheatingstopped,theheatofthesesavings,heatdissipationtotheenvironment,itcanalsomaintainathermalenvironment.Therefore,inparticulartherapidstartupradiantheating,andcoolingitmoreslowly,particularlyapplicabletointermittentheatingoftheplaces,suchaswarehouses,venue,sportsvenues,thecollectivedining,theatersandsoon.7,thestructureofthebuildingenvelopeinsulationlessdemandingconditions.8,canbelargespace,semiopenspaceheating,orevenoutdoorsforheatingconvectionheatingwhichisunabletodoso.9,theheathasastrongdirectionalspread.10,accordingtodifferentneeds,flexibilityinlayout,youcanconductacomprehensiveheating,butalsoinalotofspaceheatinginthelocalregion.11,usingtheheatingtimecanbestoppedatanytimesince.12,thetraditionalheatingradiatorheatingcanonlyberunduringthequarterhasbeenoncetostopheating,plumbingequipment,pipelinesystems,theremaybeFrostCrack.13,noboilerroom,donotusetheareaoccupiedbybuildings.Radiationdevicesaregenerallyinstalledintheupperpartofthebuildingspaceheating,soitisrarelyoccupiedornotaccountedforusingtheareaofconstruction,savingavaluablebuildingland.14,alowinvestment.Justtakeoverthegaspipelineandtheentranceoftheinstallationofthesystemvoltageregulatorvoltageregulatorequipment,donotinstalltheheatingboilersandotherancillaryequipmentwatertreatmentequipment,oxygenequipment,etc.,thereisnowaterheatingsystem,agreatlyreducedinvestment.15,mobile,andeaseofinstallation.Gasfiredinfraredradiatorcompactandlightweightbody.Hosecanbeconnectedeasilyremovable,mobileisalsoveryflexible.Iftheuseofliquefiedpetroleumgasforthegassource,theentireheatingsystemcanbeeasilymobile.Gasfiredinfraredradiantheatinginparticularappliestothefollowingvenuesstadiums,swimmingpools,theaters,cafeterias,restaurants,plantworkshops,warehouses,supermarkets,aircargoterminals,aircrafthangars,garages,carwashingroom,greenhouse,farmandsoon.

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