轎車空調(diào)暖風(fēng)機機構(gòu)與內(nèi)流場仿真分析.pdf

1、上海交通大學(xué)碩士學(xué)位論文轎車空調(diào)暖風(fēng)機機構(gòu)與內(nèi)流場仿真分析姓名：彭超申請學(xué)位級別：碩士專業(yè)：機械制造及自動化指導(dǎo)教師：蔣祖華2002.5.1SimulationBasedAnalysisofVentilator’SMachineandInnerFlowFieldofCar’SAirconditioningABSTRACTTheventilatorofcar’sair—conditioningiSwidelyusedbutitiSless

2、researcheddomesticlynedevelopmentprocessisrathercomplicatedandhaslotsofsteps；Designparametersdependheavilyonexperiments；Knowledgeofdesignislessreusedindesignprocessandthedesignahemativescarl’tbeenaccuratelyevaluatetoperf

3、ormancesandfunctionsofproductInthisdissertation，kinematicsanddynamicsperformancesofventilatoraresimulatedbymeansofsimulationtechnology，aswellaStheCFDofirulerflowfieldofventilatorWiththeaidofsimulationresults，somemodified

4、suggestionsareproposedandmanyquestionsaresolvedinearlierperiodofproductdesign而efollowingarethemainworksinthedissertation：(1)Currentdesignproblemsinvolvedwithventilatorcompressorareintroduced，cormotationsofsimulationbased

5、designanditskeytechnologiesarealsogivenApplicationofsimulationtechnologiesinventilatordesignisemphaticallypresented(2)KinematicsPerformancecharacteristicsoftemperature—adjustingcontrollerofwar／D_doorcontrollerandofcool—d

6、oorcontrolleraresimulationbasedanalyzedMovementlawsofthedrivenpartsareanalyzedandgoodideasofimproveddesignareproposedImproveddesignofkeypartsareflllfilledinADAMS(3)Innerflowfieldofventilatoriscomputedbasedontheairflowing

7、intheventilatorMathematicmodeldes嘶bingtheinnerflowfieldiSseRedanddistributionlawsofpressuretemperatureandvelocityarecalculated111erelationshipofthetemperatureofblowingoutwindandtheopeningangleoftemperature—adjustingdoora

8、swellasthatofthepressureactedontheboardofdoorandtheopeningangleoftemperatureadjustingdooLareanalyzedThefluenceofvotexflowinventilatorontheairconditioningsystemisanalyzedandmethodstoeliminatevotexflowarediscussedwiththehe