fluent理论手册.pdf

ANSYS FLUENT GuideApril 2009Copyrightc2009 by ANSYS, Rights Reserved. No part of this document may be reproduced or otherwise used inany form without express written permission from ANSYS, ,Mechanical APDL,Workbench,AUTODYN,CFX,FIDAP,FloWizard,FLUENT,GAMBIT,Iceboard,Icechip,Icemax,Icepak,Icepro,Icewave,MixSim,POLYFLOW,TGrid,and any and all ANSYS, Inc. brand, product, service and feature names, logos andslogans are registered trademarks or trademarks of ANSYS, Inc. or its subsidiarieslocated in the United States or other countries. All other brand, product, service andfeature names or trademarks are the property of their respective V5is a registered trademark of Dassault Syst`emes. CHEMKIN is a registeredtrademark of Reaction Design of this program include material copyrighted by PathScale Corporation2003-, Inc. is certi?ed to ISO 9001:2008See the on-line documentation for plete Legal Notices for ANSYS proprietarysoftware and third-party software. If you are unable to access the Legal Notice, contactANSYS, -11 Basic Fluid Flow1- Overview of Physical Models inANSYS FLUENT. . . . . . . . . . . . .1- Continuity and Momentum Equations. . . . . . . . . . . . . . . . . . .1- User-De?ned Scalar (UDS) Transport Equations. . . . . . . . . . . . . .1- Single Phase Flow. . . . . . . . . . . . . . . . . . . . . . . . . .1- Multiphase Flow. . . . . . . . . . . . . . . . . . . . . . . . . . .1- Periodic Flows. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1- Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1- Limitations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1- Physics of Periodic Flows. . . . . . . . . . . . . . . . . . . . . .1- Swirling and Rotating Flows. . . . . . . . . . . . . . . . . . . . . . . . .1- Overview of Swirling and Rotating Flows. . . . . . . . . . . . .1-