KNOWN ISSUE: Use of Residual Material model with fuel vapour (Class 3 Error) |
SYMPTOM:<br>When running cases that combine premixed or partially premixed models for combustion with the Residual Material Model, the CFX-Solver can produce unphysical temperatures and may... |
KNOWN ISSUE: Variables available for user defined particle drag |
SYMPTOM:<br>Unintentionally, there is a limit on the variables that can be used in the Particle User Routine for specifying particle drag. The variables are limited to: fluid and particle... |
KNOWN ISSUE: Failure of the ExportPoints feature in TurboGrid |
SYMPTOM:<br>The TurboGrid ExportPoints feature fails with a message similar to:<br><br>Error: Failed to generate export data<br>Context: ansFClientBMExportPts::Execute... |
KNOWN ISSUE: A Windows CCS or HPC job is queued even though there are enough free cores |
SYMPTOM:<br>A job submitted to a Windows CCS or HPC queue is queued, even though there appears to be sufficient processors available to run the job.<br><br>PROBLEM:<br>The... |
KNOWN ISSUE: Evaporation of wall film particles at dry wall (Class 3 Error) |
SYMPTOM:<br>When using the wall film sub-model of the particle transport model, and the wall is dry, it is possible that particle temperatures may reach unphysically low values, or other... |
KNOWN ISSUE: Parallel moving mesh calculations with domain interfaces (Class 3 Error) |
SYMPTOM:<br>In a parallel moving mesh calculation in which a partition boundary intersects a domain interface, and there are no periodic boundaries or symmetry planes, it is possible for the... |
KNOWN ISSUE: Fourier peak statistics are not working for charts in CFD-Post |
SYMPTOM:<br>If a transient chart is set up to use a Fast Fourier Transform, then selecting the Statistics for a chart line or series should give list of the largest Fourier peaks. However,... |
KNOWN ISSUE: Colouring of particle tracks plotted as tubes |
SYMPTOM:<br>If particle tracks are plotted with the Track Type set to 'Tube' and the Colour set to 'Constant', then the tracks are plotted as black rather than... |
KNOWN ISSUE: For multiphase Fluent cases, 'Velocity' is not the relative velocity in CFD-Post |
SYMPTOM:<br>For results from a multiphase, multiple frame of reference simulation in Fluent, the variable named 'Velocity' is the velocity relative to the stationary frame, and... |
KNOWN ISSUE: CFD-Post may crash when creating Vortex Core Regions |
SYMPTOM:<br>For cases where a Vortex Core Region is created using the Swirling Discriminant method, CFD-Post may crash.<br><br>PROBLEM:<br>This is due to a coding error... |
KNOWN ISSUE: Stream tubes/ribbons can appear twisted |
SYMPTOM:<br>In many cases, CFD-Post can produce stream-tube and stream-ribbon plots that show a flow rotation in the direction of the stream which is not present. The effect manifests itself... |
KNOWN ISSUE: Time and Timestep related expressions may not be updated for final timestep |
SYMPTOM:<br>In a transient calculation, timestep related expressions such as 'Current Timestep', 'Accumulated Timestep' and 'Time' may not be... |
KNOWN ISSUE: CFD-Post may crash when creating Surface Streamlines on multiple locators |
SYMPTOM:<br>CFD-Post may crash when creating a streamline object of type Surface Streamline when defined on multiple locators. This could also happen on the same single locator name and... |
KNOWN ISSUE: Vortex Core Regions not updated on timestep changes with Fluent results |
SYMPTOM:<br>For transient Fluent cases, CFD-Post does not update the Vortex Core Region on changing the timestep.<br><br>PROBLEM:<br>This is due to an timestep update bug... |
KNOWN ISSUE: CFD-Post fails to read a Fluent file if a cell zone name is the same as a fluid name |
SYMPTOM:<br>A Fluent cas/dat file fails to read into CFD-Post with an error such as:<br><br>ERROR<br>Parent of new object ('/SCALAR VARIABLE:/DATA READER/CASE:Case... |
KNOWN ISSUE: Inconsistent default temperature range for real gas specific heats (Class 3 Error) |
SYMPTOM:<br>Incorrect specific heat values can be obtained in calculations with real gases. These errors will not be large, but will be relatively larger at low temperatures compared to high... |
Class 3 Error |
WORKAROUND:<br>No workaround is currently available.<br><br>FIXED IN:<br>The Solver is made consistent with the documentation in Release 11.0. The overall physical problem is fixed in Release... |
KNOWN ISSUE: Using 1-way FSI with Fluent fails when the Mechanical system is solved |
SYMPTOM:<br>If a 1-way FSI case is set up using a Fluent system connected to a Mechanical system in ANSYS Workbench, then sometimes the Mechanical system will fail to solve with an error... |
KNOWN ISSUE: Using Fluent names for variables in CFD-Post gives some incorrect results for 2D cases (Class 3 Error) |
SYMPTOM:<br>If a 2D Fluent file is loaded into CFD-Post with the option to "Translate variable names to CFX-Solver style names" turned OFF, then plots and calculations using... |
KNOWN ISSUE: CFD-Post does not correctly open Fluent files if no path information is provided |
SYMPTOM:<br>When the command line is used to start CFD-Post and open a Fluent file, then the results are not always opened correctly.<br><br>For example, the command... |
KNOWN ISSUE: Surface of Revolution does not work properly when multiple results files are loaded |
SYMPTOM:<br>Attempting to use a "Surface of Revolution" object in CFD-Post when there are two or more results files loaded can lead to messages such as:<br> ... |
KNOWN ISSUE: Supersonic inlets of multicomponent flow or real gases (Class 3 Error) |
SYMPTOM:<br>The conversion of total to static temperature using the Newton fit method (non-ideal gases, mixtures, etc.) fails on inlet boundaries with a specified total temperature and no... |
KNOWN ISSUE: GGI CHT periodic boundaries give incorrect solutions (Class 3 Error) |
SYMPTOM:<br>In a conjugate heat transfer case with periodic boundaries, then rotational or translational solid-solid interfaces, which are not 1-1, will give rise to incorrect... |
KNOWN ISSUE: CFD-Post reports wrong heat flux for 1:1 CHT cases with radiation (Class 3 Error) |
SYMPTOM:<br>When a CHT calculation is performed that includes radiation in the solid, and the interface type is set to either Automatic or 1:1, then the Heat Flux reported by CFD-Post on the... |
KNOWN ISSUE: Geometry-related objects doesn't always update when the expression that they depend on is changed |
SYMPTOM:<br>Geometry-related objects don't update when the expression they depend upon is changed in the Expression Editor.<br><br>PROBLEM:<br>If an expression is... |