Investigation of the passage between LES and RANS subdomains in the framework of zonal RANS-LES approaches

摘要

AdetailedinvestigationofthepassagebetweenLESandRANSsubdomainsforzonalRANS-LESsimulationsofwall-boundedflowsisperformedwiththemainfocusontheturbulentquantitiesreconstructionatLES-RANSinterfaces.Itisshown,thatmostaccurateresultsareobtainediftheturbulentquantitiesarespecifiedfromaprecursorRANSsimulation,whileemployingtheactualsolutionfromtheLESsubdomainisslightlylessprecise...