槽形拋物面聚光集熱器設(shè)計及性能研究.pdf

1、東南大學(xué)碩士學(xué)位論文槽形拋物面聚光集熱器設(shè)計及性能研究姓名：尹芳芳申請學(xué)位級別：碩士專業(yè)：動力工程及工程熱物理；工程熱物理指導(dǎo)教師：王軍20120530一些!堡竺三一—一——————————————————————————————————————————————————————一一一ABSTRACTP撒bolictroughsolarthermalpowergenerationisoneofthenonpolluting，lowpowe

2、randcleaIlpowergenerationtechnologiesIthasenteredthecommercializationstageThetroughp鼬olicconcentratingcollectorisoneofthekeycomponentsoftheparabolictroughsolar呶棚alpowergenerationsystemTheperformanceofatroughparabolicconc

3、entratingcollectorsi觚ficantlyinfluencesthatofawholepowerplantGenerallytheperformanceofa眥ghp撕bolicconcentratingcollectorsyntheticallydependsonitsstructure，machiningaccuracymd仃a幽ngaccuracyInthisstudybasedontheinvestigation

4、onthetroughparaboliccuⅣea臼oughparabolicconcentratingcollectorWasdesigned，whichhaslowcost，lowheatloss，hignconcen缸缸ionratio，hightrackingaccuracyandhighopticalefficiencyThemaincontentsoftiffsstudyareasfollows：1、)Atlleoretic

5、al鋤alysisWascarriedouttotheheattransferofthesolarcollectortubein仃ou出parabolieconcentratingcollectorandaonedimensionalheatlossmodelwaseStabllshedAndate妣gplatformWasconstructedSubsequentlythethermalperformanceofanovels佩出tl

6、lrougllvacuumsolarcollectortubedevelopedinSoutheastUniversityWastestedV1a也etestingplatform∞ThedesignoftheparabolicequationofthetroughparabolicconcentratingcollectorwaS咖diedw油respectsofconcentrationratio，effectsoferrorreq

7、uiredlengthandm觚m啪curvature0frninors證aceInthedesign，thepropertiesofthecriticalconcentrationrafto，eⅡorinnubIlcecoefficient，sulfkelengthcoefficientandcurvatllreradiuscoefficientweretakenintoaccount3、ITheappropriatetracking

8、modelespeciallyforNanjingareawaschosen舢opticalpropertiesofthetroughparabolicconcentratingcollectorwerea11al弦dbymmlericalcalculationafldopticaltrackingTheinfluencesofmaterialpropertiesoftheconce咖疵gcollectorgeometricparame

9、terandsystemicelrorontheopticalprop吼esotmeconce砷獻ingcollectorweredemonstratedTherationalityoftheconcentratingcollectordeslgnedillⅡlis舳waSvalidatedbytheanalysisoftheopticalpropertiesofacoupleofconcen眥mgcollectorswithdiffe