nI can open the ANSYS file you provided. nDo you have a Research license without node limits or are you on a Student license with node limits?nCan you install ANSYS 2020R1? I have a full structural license for that and can help you with the structural model.nI don't have a full CFD license and am not a CFD expert so you will have to get help with that from others.nNext time you are online, check to see if I am also online and send a reply with your time zone.n