Design of a Small Scall Linear Turbine Cascade Test Section

文档名：Design of a Small Scall Linear Turbine Cascade Test Section
Abstract：Performanceimprovementofthehigh-loadtransonicturbineisthekeymethodofimprovingthethrust-to-weightratioorthepowerdensityofgasturbineengines.Inordertoinvestigatetheflowbehaviorsinsidethehighloadturbinecascades,alinearturbinecascadetestsectionisdesigned,whichenablestheSchlierenphotographyandstaticpressuremeasurementalongthecascadeprofilecanbeconducted.VariablepitchisrealizedinthetestsectiontoachievedifferentZweifelcoefficients.Duetothecapabilitylimitationoftheairsupplier,thetestsectionisdesignedtohaveonly5bladechannelswithshortenedbladeheighttoachievehighMachnumberflowconditions.Numericalinvestigationswerecarriedouttoinvestigatethewalleffectanditsinfluencesontheflowfieldsinsidethetestsection.Theresultindicatesthattheshapeoftheconnectingpartofthetestsectionhasasignificantinfluenceontheflowsimilarityamongdifferentbladepassages.Withtheproperdesign,agoodrepetitionflowisachievedbetweenneighboredbladepassages.

作者：Zheng-xinJi  Qi-yunLong  Ming-xuQi  Chang-maoYangAuthor：Zheng-xinJi  Qi-yunLong  Ming-xuQi  Chang-maoYang
作者单位：BeijingInstituteofTechnology
刊名：风机技术
Journal：Compressor,Blower&FanTechnology
年，卷(期)：2024, 66(2)
分类号：
Keywords：High-loadTurbine  LinearCascade  VariablePitch  TestSection  
机标分类号：TP393S24P627
在线出版日期：2024年5月21日
基金项目：DesignofaSmallScallLinearTurbineCascadeTestSection[
期刊论文]  风机技术--2024, 66(2)Zheng-xinJi  Qi-yunLong  Ming-xuQi  Chang-maoYangPerformanceimprovementofthehigh-loadtransonicturbineisthekeymethodofimprovingthethrust-to-weightratioorthepowerdensityofgasturbineengines.Inordertoinvestigatetheflowbehavio...参考文献和引证文献
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        Design of a Small Scall Linear Turbine Cascade Test Section

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