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Caedium Changelog

What's new in Caedium 5.2.0

Feb 3, 2014
  • New Features and Enhancements:
  • Improve your heat transfer predictions with the option to include radiation [RANS Flow]
  • Realize faster and more robust operations with major updates to the Caedium subsystems: Open Cascade, VTK, wxWidgets, and OpenFOAM®
  • Create 'bullet time' animations with the particle freeze option [RANS Flow|Panel Flow]
  • Specify mass flow rate directly for incompressible simulations [RANS Flow]
  • Mark non-rotating Moving Reference Frame (MRF) boundaries for rotating simulations [RANS Flow]
  • Generate better triangle surface meshes that account for poorly aligned face geometry [RANS Flow|Panel Flow]
  • Try the CUDA GPU linear solver option using CUDA 5.5 with support for the latest NVIDIA Tesla cards [RANS Flow]
  • Generate stunning ray-traced images with support for the latest version of POV-Ray 3.7 [Viz Export]
  • Bug Fixes:
  • Property slider (e.g., Finish->Slider) did not update values during interaction
  • Cp result creation failed for VOF simulation [RANS Flow]
  • Window backgrounds were cleared unnecessarily
  • Properties did not always expand to fill entire Properties Panel width in Linux
  • Dual cells data extraction failed for compressible solvers [RANS Flow]
  • Caedium project file saved by viewer could not be read into Caedium Professional
  • Incorrect camera transform was exported to Renderman [Viz Export]
  • Non-English Caedium translation (e.g., German) sometimes failed to import STEP/IGES files [Exchange]
  • FLUENT files with '+' in zone names caused import to fail [RANS Flow]
  • OS X 10.9 (Mavericks) crashed on startup
  • Connecting all edges with one or more non-manifold edges present caused an error [Builder]
  • Script recording missed Archive property name [RANS Flow|Panel Flow]

New in Caedium 5.1.3 (Jun 26, 2013)

  • Bug Fix: Saving a group that contained double-sided faces failed to restore [Builder]

New in Caedium 5.1.1 (Jun 15, 2013)

  • New Features and Enhancements:
  • Use the Helix tool to create cylindrical or conical helices for your CFD simulations, e.g., helical strakes on a chimney [Builder]
  • Use the improved Sweep tool to better maintain orientation of the source along a path [Builder]
  • Better control your mesh element sizes with improved localized geometry bounding [RANS Flow|Panel Flow]
  • Bug Fixes:
  • Double-sided faces did not create shadow edges on end caps, e.g., symmetry planes [Builder]
  • Windows MPI preference pointed to the old MPI installation after update
  • Importing STL binary format caused a crash [Exchange]

New in Caedium 5.1.0 (Jun 14, 2013)

  • New Features and Enhancements:
  • Use the Helix tool to create cylindrical or conical helices for your CFD simulations, e.g., helical strakes on a chimney [Builder]
  • Use the improved Sweep tool to better maintain orientation of the source along a path [Builder]
  • Better control your mesh element sizes with improved localized geometry bounding [RANS Flow|Panel Flow]
  • Bug Fixes:
  • Double-sided faces did not create shadow edges on end caps, e.g., symmetry planes [Builder]
  • Windows MPI preference pointed to the old MPI installation after update

New in Caedium 5.0.0 (May 31, 2013)

  • New Features and Enhancements:
  • Improved Interaction:
  • Automate repetitive tasks and perform parameter studies with Python script recording and playback
  • Interact with a more intuitive GUI using ribbon-like tabbed toolbars
  • Link multiple simulations to control them as a group with the option to run them simultaneously
  • Undo and redo multiple levels in a single operation
  • Select standard Fit-All views, such as front and back
  • Use a 3Dconnexion 3D mouse to control the view on Windows. 3Dconnexion Space Navigator donation credit: Per Hassel Sørensen, University of Stavanger, Norway
  • Transfer your license to another computer by first deactivating it on your current computer
  • More Physics:
  • Realize faster and more robust simulation convergence using the polyhedral (dual mesh) conversion option [RANS Flow]
  • Control the mesh size across many entities using a maximum element size for the Accuracy tool [RANS Flow|Panel Flow]
  • Set time dependent boundary conditions for primary variables, such as velocity [RANS Flow]
  • Set a partial slip condition for a wall boundary condition [RANS Flow]
  • Use the latest NVIDIA CUDA 5.0 release with support of the Kepler architecture for the CUDA GPU linear solver option [RANS Flow]
  • Updated Translations
  • French, credit: Pierre Castellani, TEOtech
  • German, credit: Gregor Matl and Niklas Hagenow
  • Italian, credit: Giampiero Porro, Datamed srl
  • Japanese, credit: Sei-Ichi Tanabe-Tanabu, Visual Technology
  • Portuguese (Brazil), credit: Fernando Prevedello, XCAE
  • Spanish
  • Bug Fixes:
  • Printing a view with axes sometimes resulted in missing letters (XYZ) and an extra ghost axes
  • Could not close windows with cross button on Linux
  • Could not refresh imported image
  • Could not display print preview on Mac OS X
  • Export dialog did not remember last used file extension in a session
  • Stitch face for a particular geometry caused a crash [Builder]
  • Volume mesh element size extended beyond the bounds of the volume [RANS Flow|Panel Flow]
  • Incompressible flow heat-flux boundary condition specification and scalar field results were represented as heat-flux/rho [RANS Flow]
  • Trying to mesh a faceted face with a single degenerate facet caused a crash [RANS Flow|Panel Flow]
  • Product activate dialog runtime key field was sometimes covered
  • Requesting area on a non-substance face caused a crash [RANS Flow|Panel Flow]
  • Parallel mouse wheel zoom was inaccurate
  • Stitch volume for a particular faceted geometry caused a crash [Builder]
  • Membranes with shared edges were not creating shadow edges [Builder]
  • TFI did not account for non-hex connected volumes [RANS Flow|Panel Flow]
  • Plot legend icons did not fit within the icon extent and some colors had halos
  • VRML export did not preserve color map surfaces and corrupted the Caedium view [Viz Export]
  • Property expand icon was stretched vertically on Windows
  • Particular project files opened in Caedium as a viewer (no add-ons activated) caused a crash
  • k-kl-omega results did not match simple boundary layer laminar-turbulent transition [RANS Flow

New in Caedium 4.0.2 (Aug 21, 2012)

  • New Features and Enhancements:
  • More Physics:
  • Simulate air and water (or any other immiscible multiphase fluids) with the Volume Of Fluid (VOF) solver [RANS Flow]
  • Simulate rotating machinery (e.g., mixers) with Moving Reference Frames (MRF) [RANS Flow]
  • Simulate porous volumes and faces [RANS Flow]
  • Simulate fans at boundaries and embedded within a flow domain [RANS Flow]
  • Reduce simulation time and memory requirements with the cyclic boundary condition [RANS Flow]
  • Model boundary layer transitions with the kt-kl-omega low-Reynolds-number turbulence model [RANS Flow]
  • Perform more robust simulations now that the k-omega SST is the default turbulence model [RANS Flow]
  • Improved Performance:
  • Turn simulations around faster with more aggressive default parallel preferences [RANS Flow]
  • Run larger simulations on Mac OS X with a 64-bit version of Caedium
  • Use Windows HPC Scheduler services in Azure without an on-premise installation of Windows HPC Server [RANS Flow]
  • Better Visualization:
  • Create stunning visuals with an extensive array of animated particles that includes arrows and cones [RANS Flow|Panel Flow]
  • Visualize and report wall heat flux and rho when supported by a solver [RANS Flow]
  • Miscellaneous:
  • Enjoy native language translations of Caedium in English, French, German, Italian, Japanese, Portuguese (Brazil), and Spanish
  • Exchange membrane flow results with ixForten 4000 [RANS Flow|Panel Flow]
  • Import facets more reliably with a node merging tolerance preference [Exchange]
  • Bug Fixes:
  • During multiple selection (holding down Ctrl) sometimes selection remained highlighted when unselected
  • After transforming a cylinder, subtracting from a face (topology only), and stitching into a volume, faces were transformed twice [Builder]
  • ABL profile was wrong [RANS Flow]
  • Same face remeshed indefinitely after requesting Area color map [RANS Flow]
  • Tetrahedral meshing of 2-sided faces unreliable when in close proximity to other geometry [RANS Flow]
  • Two-sided face construction failed for face with a seam, e.g., cylinder [Builder]
  • Creating 2-sided face between connected volumes did not preserve connected faces [Builder]
  • After WRL export switching view caused crash [Viz Export]
  • Restoring compressible cases produced warnings: Unknown Property: 'alphat' [RANS Flow]
  • Edge parameter out of bounds in OpenCascade caused crash [Builder]
  • When tetrahedral meshing failed immediately and RANS Flow solver tried to run it caused a crash [RANS Flow]
  • IGES import and shade for a specific model caused a crash [Exchange]
  • Loft through 2 circles caused crash [Builder]
  • Stitching a volume (topology only) for a specific model produced incorrect solid orientation [Builder]
  • Subtracting (topology only) edge caused crash [Builder]
  • Subtracting a faceted face from a volume caused crash [Builder]
  • Could not copy and paste into Residual Monitor for a volume group [RANS Flow]
  • Adjustable time step failed to extract results [RANS Flow]
  • Export OBJ with no points caused crash [Viz Export]
  • TFI meshing for a specific model caused crash [RANS Flow]
  • Shutdown while plot updating caused crash
  • Hidden properties sometime visible
  • FunctionObjects re-extracted unnecessarily [RANS Flow]
  • Clipping large cell count models with complex visualization caused crash [RANS Flow|Panel Flow]
  • Interpolating results onto non-flow-domain geometry caused crash [RANS Flow]

New in Caedium 3.0.2 (Oct 17, 2011)

  • New Features and Enhancements:
  • Topology Operations
  • Connect faces, edges, and vertices [Builder] to create:
  • Non-manifold geometry for multi-block meshes
  • Zero-thickness (or double-sided) walls
  • Stitch edges and faces to create hybrid faceted and analytic geometry models [Builder]
  • Perform subtract and decompose Boolean operations with hybrid models - no longer limited to true geometry [Builder]
  • Running Simulations
  • Outsource simulations to cloud-based services [RANS Flow]:
  • Cloud Burst: Windows HPC Server 2008 R2 SP2 'Burst to Azure'
  • Cloud: Windows Azure
  • Experiment with state-of-the-art GPU acceleration using CUDA on NVIDIA hardware [RANS Flow]
  • Faceted Modeling
  • Import COLLADA faceted geometry from Google SketchUp [Exchange]
  • Extract feature edges from faceted models with a facet feature angle preference [Exchange]
  • Create hybrid faceted and true geometry models using new topology operations [Builder]
  • Infrastructure
  • Perform more robust Boolean operations using OpenCascade 6.5.1 [Builder]
  • Realize shorter startup times and improved overall performance with OpenFOAM® 2.0.x, especially on Windows with new MinGW-w64 compiler improvements [RANS Flow]
  • See reduced simulation turnaround time with an optimized OpenFOAM mesh representation [RANS Flow]
  • Miscellaneous
  • Use new selection filters to easily select geometry based on a wide range of constraints
  • Automate operations, such as export, during simulation updates using new telemetrics [RANS Flow|Transient]
  • Create detailed geometry, mesh, and physics reports using the new Info tool [Builder]
  • Bug Fixes:
  • Trying to create a force monitor on a non-simulation volume face caused Caedium to crash [RANS Flow|Panel Flow]
  • Trying to extract results on a non-simulation volume caused Caedium to crash [RANS Flow|Panel Flow]
  • Residual monitor properties included erroneous 'geometry' property after restore [RANS Flow|Panel Flow]
  • Trying to display an existing Color Map (e.g., p) did not automatically switch the view to that Color Map [RANS Flow|Panel Flow]
  • Scaling geometry by zero corrupted model [Builder]
  • Poor error message when trying to use faceted geometry in a subtract Boolean operation [Builder]
  • Errors and warnings about corrupt geometry during Boolean operations on simple shapes [Builder]
  • Clipping slider properties did not respond to arrow or page-up/down keys
  • Clipping range did not update after creating new geometry [Builder]
  • Toggling Freeze sometimes caused internal errors [RANS Flow|Transient]
  • Symmetry boundary condition visualization was not scaled by base units [RANS Flow|Panel Flow]
  • Corrupt view if a camera was saved with the camera focal point at the camera position
  • Temporary directory name clashes when running 100s of Caedium instances
  • Camera shake during animation [RANS Flow|Transient]
  • ABL Ustar calculation missing for epsilon [RANS Flow]
  • AMG solver hit maximum iteration limit due to absolute tolerance being too small [RANS Flow]
  • Erroneous blank camera upon restore after deleting a camera immediately prior to save on Linux
  • Trying to drag and drop a window tab near an edge of the application caused Caedium to crash on Ubuntu 11.04
  • Menu bar was invisible if desktop was switched from Ubuntu (default Unity) to Ubuntu Classic on Ubuntu 11.04
  • Graphics driver memory leak on Mac OS X GeForce 9400. Workaround is to switch off hardware-accelerated displayed lists using new preference: File->Preferences, Visualization->Hardware Acceleration

New in Caedium 2.4.2 (Dec 14, 2010)

  • Enhancement:
  • A new Geometry->Internal Length Scale preference was added to avoid precision losses on small length scale models that caused meshing to either take a long time or fail.
  • Bug Fix:
  • An existing RANS Flow parallel simulation would fail to restart if the boundary type was changed, e.g., from Wall to Symmetry Local [RANS Flow].