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1、華中科技大學(xué)碩士學(xué)位論文ABSTRACTThehighfrequencytravelingwavethermoacousticenginehastheadvantagesofnomovingparts,nomechanicalfrictionloss,longlifeandotheradvantages.Andthedrivingsourcecanusenaturalenergysuchassolarenergy,soithasverygoodresearchprospect.Thermalacousticgasmechanismwasdis
2、cussed,andIanalyzeBenavidesvibrationmechanicsmodelandmakeappropriateimprovements.Basedontheexistingexperimentalconditionstoobservehowpressureandheatingpowerchargesystem.SimulatethroughthethermalacousticsoftwareDeltaetocontrast.Andfindoutthedifferencesandthenanalysisthereaso
3、nsfordeviations.Theoreticalanalysisofpipeisconnectedbetweenthethermoacousticengineandathermoacousticrefrigeratorrole,throughthesimulationandexperimentstofindoutthebestlengthanddiameteroftheconnectingpipeforthedevice.Thetheoreticalanalysisofthethermoacousticrefrigeratorconde
4、nsertubefunction,andcarriesonthesimulationanalysis.Tosimulationtherefrigeratorcoldstorageandotherpartsbriefly.AnalyzetheheatexchangerinstaticsoundsystemsbyexperimentandsimulationbySolidWorksSimulation.Throughtheexperimentalphenomenaandanalysisthereason,obtainsthesystemheati
5、ngprocessshouldbegraduallyincreased,andshouldnotbedirectlytransferredtothehigh.Comparetheperformanceofthevacuumhoodandinsulationmaterials.Andcomparetheperformanceofthevacuumhoodandinsulationmaterials.Inthisthesis,weimprovetherefrigerationperformanceofthethermoacousticengine
6、throughexperimentsandanalyzeofthermoacousticengineundertheexistingexperimentcondition.Andknowhowtodoexperimentbetter.II華中科技大學(xué)碩士學(xué)位論文Keywords:HighFrequency,Travelingtheromacousticprimemover,Pulsetuberefrigerator,MiniaturizationIII華中科技大學(xué)碩士學(xué)位論文目錄摘要..............................
7、......................................................................................IABSTRACT.....................................................................................................II1緒論1.1研究背景..................................................................
8、.............................(1)1.2熱聲效應(yīng)機(jī)理.........................................
