Use this link to access Knowledge Base articles that cover about many aspects of using Autodesk Simulation CFD:
http://usa.autodesk.com/adsk/servlet/ps/kb/autoindex?siteID=123112&id=2334144&linkID=18154757
List of Articles by Topic:
Up and Ready
2013
Preparing for Installation of Autodesk Simulation CFD Products
Configuring and Installing Autodesk Simulation CFD Products
Manually Configure the Revit CAD-Connection deployed from Building Design Suite
Simulation CFD Product Key Information
Switch from Stand-Alone (Trial License) to Network
Changing License Server Procedure for Autodesk Simulation CFD Products
2012
Computer Information
Materials
Boundary Conditions
Meshing
Guidelines—Flag entries for additional mesh control
Analysis Types that cannot be Continued from a Saved Iteration after a Re-Mesh
Automatic Sizing Unavailable for a Sphere
Natural Convection with Mesh Adaptation
Error & Warning Messages
General Error/Mesh Failure on an Invalid Model
General Error/Mesh Failure on an Invalid Model
Insufficient Memory for Mesh Generation
Mesh Size Approaching that Prescribed for Small Object Suppression
Model or Geometric Query Failure
Surface Meshing Failure; Volume Meshing Failure
Unspecified Core Library Error
Lock-up during Automatic Mesh Sizing
Check Model Edge Diagnostics prior to Autosizing
Check model surface diagnostics
Motion and Rotating Regions
Particle Traces pass through the solid Impeller
Static Parts rotate with the Impeller
Flow Volume Appears to be Lost
Flow-Driven Motion of small objects may be subject to instability
Total Torque appears to lag behind Hydraulic Torque in an Angular Motion Simulation
Turbulence Quantities appear to ‘dip’ during Motion Analyses
Physics
Known Issues
Error Messages
The combined length of the file and path names is too long
A Compact Thermal Model (CTM) is Improperly Positioned
A Hole in the View Space has been Detected
A Part Touching a CTM is Suppressed
Analysis has stopped because the Solver has exited Unexpectedly
Analysis Model could not be loaded owing to Interfering Parts
Cannot open results file for write access
Compact Thermal Model cannot be a Moving Part
Conjugate heat transfer solids must be meshed with more than one element
Connection and Communication Errors
Did not Receive Reply From Remote Host
Dissimilar Contacting Fluids Detected
Electric Current Calculations Require Triangular Shells
Error reading Property Section of Control File
Errors when launching from Pro/Engineer or CATIA v5
Failed to detect image file format
Flux Based Advection Limitations
Found +r and –r coordinates in an axisymmetric model
Found Electrical Regions with no Electrical Boundary Conditions
Geometry Position for use as Axisymmetric
Heat Transfer = Off – no or insufficient Temperature Boundary Condition
Humid Properties are Physically Unrealistic
Incorrect Emissivity and/or Transmissivity Values
Maximum available memory may have been exceeded
Model Contains Disconnected Regions
Model does not Product an Integer Symmetric Pattern
No material has an emissivity greater than 0
Not enough memory to run the radiation model
Ran out of memory Processing Extrusion
The server (CFdserv) failed to respond or was unable to start the Solver