熱電熱泵烘干裝置的性能研究

1、湖南大學碩士學位論文熱電熱泵烘干裝置的性能研究姓名：王靜偉申請學位級別：碩士專業(yè)：供熱、供燃氣、通風及空調(diào)工程指導教師：湯廣發(fā)20040328ABSTRACTThethermoelectriceffect，discoveredmorethan150years，hadbeenlessappliedinpracticalfieldsduringmorethan100yearsbecauseofitsinefficiencyUntil1950

2、’Swiththediscoveryofhighperformancematerials，thermoelectricrefrigerationtechnologybegantobeappliedinengineeringfieldsbutcompared、析motherrefrigerationtechnologysuchasmechanicalrefrigerationandabsorbedrefrigeration，itseffi

3、ciencyislowerwhichlimitsitsapplicationanddevelopmentinbuildingenvironmentrefrigerationfields，Howeverthermoelectricrefrigerationhasmanyuniqueadvantages，suchassimpleeonstructure，nomovingparts，nopollution，precisecontr01Soin

4、somespecialrefrigerationcondition，itcart’tbesubstitutedbyotherrefrigerationtechnologyWiththedevelopmentofthistechnologythermoelectricrefrigerationhasbeenregardedandappliedinmanyfieldsgraduallyOnthebasisoftheanalysisoffun

5、damentalprincipleofthermoelectricrefrigeration，thesteadystatemathematicalmodelofthethermoelectricsystemwasfoundedAccordingtothemodel，thetheoreticalanalysisandcalculationaremadeonvariousworkingconditions，andanalyzedtheore

6、ticallytheeffectsODthermoelectricsystemwhichcausedbyhotandcoldtemperaturedifference，thedevice’Seffectivesystemfigureofmerit，thepropeftiesoftheheatchangers，whichestablishedtheoreticalbasicfortheopeningupanddesignofthether

7、moelectricsystemanditsperformancetestAthermoelectricheatpumpdryingdevicewasoriginallydevelopedWhenworkinginclosedandopeningcyclerespectivelyitsheatingperformancefactorreached20and15orsoseparatelycomparedwithconventionale

8、lectrothermaldryers，itsCansaveenergyby50％orsoThedevelopmentofthethermoelectricheatpumpdryeropensupnewfieldswhichthermoelectricprincipleappliedinlow—powerhomewiring，providednewpathforthedevelopmentofwastedheatrecoveryandt

9、heutilizationoflowtemperatureenergyandnewwayforhomewiringsavingenergyOnthebasisofthefeasibilityanalysisofwasteheatrecoveryandsavingenergyanalysisofairconditioningenergyconsumption，takinghotelsandcommercialbuildingsforexa