利用紅外技術(shù)進行層板冷卻特性實驗研究.pdf

1、中國科學技術(shù)大學碩士學位論文利用紅外技術(shù)進行層板冷卻特性實驗研究姓名：馬龍申請學位級別：碩士專業(yè)：工程熱物理指導教師：王建華20070601中田科學技術(shù)大學碩I。學位論文AbstractToinvestigatethecoolingperformanceoflaminatedconfigurationwithtruesize，aninfraredthermalimagingtechniquewasusedintheseexperimen

2、tsThediametersoffilmhole，columniationandimpingementholewere05，08andOgramrespectively，thechamberheightoftheconfigurationwasO8ramandthenumberratiooffilmhole，columniationandimpingementholewas1：4：1Tomeasuresurfacetemperature

3、exactlyadigitalthermocouplewithahighaccuracyWasused，andacorrectionrelationshipbetweentheresultsobtainedbytheinfraredthermalimagingtechniqueandthethermocouplewasestablishedTodescribetheintegralcoolingeffect，analgorithmoft

4、hermalimagingsignalWasusedforprocessingthedigitalimagesignalTheexperimentswereearriedoutatahotgaswindtunnel，andtheexperimentalresultspresenttheinfluenceofcoolantinjectionrateonthecoolingperformanceofthelaminatedconfigura

5、tionItiSdemonstratedthattheinfraredthermalimagingtechniqueisaneffectivemethodtosmdycoolingperformanceoflaminatedconfigurationsBesides，toanalyzethetemperaturedistribution，tWOcharacteristiczoomsatthesurfaceoflaminatedconfi

6、gumtionwe詫chosenwithimagesignalprocessingtechniqueThetemperaturedistributiontendencyobtainedbytheexperimentswasinaccordwiththatbynumericalmethodKeywords：laminatedconfiguration；hotwindtunnel；coolingeffectiveness；infraredt