Animation of steady state particle tracks (scheme-routine) |
Here is a feature to create hardcopies of steady state particle tracks with increasing the path length (maximum number of steps) step by step. The result is a series of images which show a similar... |
POLYMAN - Application error: The instruction at ... referenced memory at ... The memory could not be "read" |
When launching POLYFLOW from POLYMAN, the following error message is issued:<br>The instruction at "....." referenced memory at "0x00000000". The memory could... |
Auto iterate with transient solver |
Need to iterate with fixed time step until time > T. For last time step, adjust dt so that tfinal = T.<br><br>;; Use the following scheme... |
Gambit 2.1 and 2.2: How to import PLOT3D meshes |
PLOT3D is a common mesh format typically coming from Overflow. It is a blockstructured format. In many cases Gambit is unable to import PLOT3D files due to formatting issues. The first step in... |
Use of tetra mesher for models involving flow around 2D planar/inclined objects |
The tetra mesher in Airpak, by default, does not recognize 2D planar/inclined surfaces.<br>There are 2 things we can do here.<br><br>Firstly, for the case described, as is, we... |
How to reset time step number in unsteady cacluation? |
Sometimes, the time step number needs to be reset in unsteady flow calculations. For example, when the time step size has been changed and the user wants to autosave files based on the new time... |
Copy and Paste Objects feature for Mixsim 2.x |
A nice "usability" feature to have is the ability to copy and paste additional objects from existing objects. For example, when modeling multiple impeller systems, copying one... |
POLYFLOW - error message at starting: "Unable to determine machine architecture". |
when starting an executable of POLYFLOW 3.10.2 package on a machine equipped with an AMD Opteron or an Intel Xeon with Extended Memory 64 Technology, the following error message is... |
GetQueuedCompletionStatus failed error when writing a Particle Track file if running Fluent network parallel on a Windows cluster |
GetQueuedCompletionStatus failed error when writing a Particle Track file if running Fluent network parallel on a Windows cluster. The error will be slightly different depending on what... |
Data format of the particle history file |
User can write out particles' information to a .phs file in a DPM simulation using panel:<br><br>File->Write-> Start Particle... |
How to control the lines of numbers that appear next to the color map in contour plots |
Users often want to control the lines of mumbers printed next to the color map in a contour plot. This is especially true when the level of contour is very large (say 100). Then there are too many... |
POLYMAT - poor quality of fitting for multi-mode viscoelastic model, when the only available "ratio" is initialised to zero |
Identification of the parameters for a multi-mode viscoelastic model (e.g. Giesekus): the fitting procedure produces properties that are not as good as expected.<br>By default in versions... |
ATI Radeon X300 shows only white graphics window under Fluent |
A customer reported this (untested):<br><br>Graphics card: ATi Radeon X300 Dual DVI/VGA FH with28 MB RAM<br>Computer: DELL OptiPlex GX 280<br><br>The graphics window... |
"clip to range" in Fluent Display particle tracks for DPM |
The "display particle tracks" for DPM always shows all particles.<br>Sometimes it is necessary to show only those particles in a certain region, or only a range of particle... |
POLYFLOW - Simulation of coextrusion with transport variable and adaptive meshing |
Simulation of coextrusion flow with transport variable and adaptive meshing. How to start the calculation, considering the fact that a steady solution is of interest.<br>The following steps... |
POLYFLOW - initialisation of a field (transport variable or species) through a CSV file |
A transport variable (species) is created, and initialised through a CSV file. It happens that the field is not properly initialised.<br>This may happen when the transport variable has a... |
CA in a mesh file |
If you read a mesh file into Fluent and display the grid, you could see CA. This is because a case file was previously set up using IC and later on the mesh is taken out from this case file... |
how to model two spark plugs |
Fluent only allows for single spark plug in F6.2. How to model two spark plugs in F6.2?<br><br><br>P.S. F6.3 will implement 2 spark... |
POLYFLOW - Error in CREPRO : only 200 PROB1 blocks are permitted in PROBLS block |
A simulation involving several subdomains (and remeshings) is aborted, with the following error message: "only 200 PROB1 blocks are permitted in PROBLS block, a serious internal error... |
error on STOUD relocation error GLIBC2.2 not defined in ld-linux-ia64.so.2 |
While trying to start FLUENT on SGI ALTIX system, user gets the following error:<br><br>error on STOUD relocation error GLIBC2.2 not defined in d-linux-ia64.so.2<br>Workaround is... |
GAMBIT 2.2 reports errors while reading databases created in older versions of GAMBIT |
The automatic database repair available in GAMBIT 2.2, reports numerous errors (which typically runs into pages) in the transcript while reading a database created in an older version of GAMBIT.... |
POLYFLOW - 2D case with surface tension: trouble with mass conservation or surface motion |
When running a 2D case with surface tension, such as e.g. in the analysis of drop equilibrium, it may happen that the free surface does not move, or that the mass conservation is not... |
FLUENT 6 - Viewfac processes are not shut down by the FLUENT kill script |
FLUENT (host, node, cortex) processes can be shut down using the kill script created by FLUENT at startup.<br><br>If the s2s radiation model is used, a view factor calculation is... |
Gambit failed in locating Exceed installation on your system |
When attempting to start Gambit you get the following message in the Gambit launcher Window:<br><br>"Gambit failed in locating Exceed installation on your... |
How to replace an interior face with actual prism layers without having to remesh |
Lets say you have a planar face zone, vent-1. This face represents some vent. You are not modeling the details of the vent but are representing it by just a face. You have meshed the entire... |