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  • 简介:COMPUTATIONOFTURBULENTFLOWANDHEATTRANSFERINLARGERADIUS90-DEGREECIRCULARBENDSM.J.Wang(TechnischeUniversitatMunchen,BRD)SuMing-...

  • 标签: TURBULENT now HEAT TRANSFER CIRCULAR BENDS
  • 简介:Channelconfluencesareuniversallypresentinnature.Theycanbedividedintotwotypes:asymmetricalriverconfluencesandsymmetricriverconfluences.ThelatterisalsocalledastheY-shapedconfluences.Mostofpreviousworkhaspaidmoreattentiontotheasymmetricalriverconfluences,butfewstudieshavebeenconductedontheY-shapedconfluences.Inthisarticle,theeffectsofbeddiscordanceontheflowpatternsat'Y'shapedopen-channelconfluenceswerestudiedbyusinga3-Dnumericalsimulation.Itisprovedthatthemodelcanundertakequantitativeassessmentoftheflowatconfluences.TheresultsindicatethattherearealotofdifferencesbetweentheY-shapedconfluenceandasymmetricalconfluence.ThediscordantbedheightplaysanimportantroleattheY-shapedjunction.

  • 标签: 分隔地带 数字模型 湍流强度 侧向混波