Star CCM+ Post Processing
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Transcript of Star CCM+ Post Processing
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STAR-CCM+ Pre/Post Processing Bill Jester, CD-adapco
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Introduction Pre/Post Processing
STAR-CCM+
Meshing/Simulation Inpu
t D
ata
Outp
ut R
esu
lts
Pre-processing
Post-processing
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Introduction Pre-processing
What do you need to do to import
create
modify
prepare your model for simulation?
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Introduction Pre-processing
STAR-CCM+
Meshing/Simulation
CAD/PLM Import
CAD Application
CAD Data
PLM Data
Model definition
Design idea
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Embedded STAR-CCM+ solution in CAD products
Simple GUI for meshing, physics
Drives STAR-CCM+ as a live client
Full power of STAR-CCM+ available under the hood
CAD Clients
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Significant improvement in geometry transfer
Faster More Robust Access to CAD geometry during meshing
Usability, quality, robustness
CAD Clients Recent Focus
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Read data directly from neutral and native CAD formats
Growing support for PLM import
Ongoing collaboration between CD-adapco and 3rd party CAD
translators
CAD/PLM Import
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Integration of HOOPS Exchange CAD translators
Provides significant new import capabilities
CAD/PLM Import Recent Focus
full linux support
CGR import
3dxml import Read tessellation
or geometry
improved performance
3dxml Import
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Working with 3rd parties to improve translation results
Recent issues with missing face names and incorrect assembly structures have been resolved
Internal efforts to improve results after transfer
CAD/PLM Import Continuous Quality Improvements
Missing patch on
invalid face
Automatic fill to
repair patch
v6.0
4
v7.0
2
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A feature-rich solid modeler in the STAR-CCM+ framework
Fully parametric and scriptable
Ideal for creating geometry interactively or automatically from
a design description
3D-CAD Modeler
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3D sketch import
Sketch improvements
New solid modeling features
Deployment in vertical applications
3D-CAD Recent Focus
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3D-CAD 3D Sketching
Import profile curves for loft
Sweep curve
Loft guide curve
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3D-CAD New Sketching Features
Offset sketch
Fillet/chamfer sketch
Dynamic dimensions
Edge projection
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3D-CAD New Solid Modeling Features
Improved filleting options
Extrude up to face/body
Sketch imprinting
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3D-CAD Deployment in Vertical Applications
3D-CAD is fully scriptable
parametric
integrated for domain-specific development.
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3D-CAD in Electric Motors
Motor specification in
SPEED .xGDF format
Automatic creation of rotor,
stator, magnets, and windings
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3D-CAD in Electric Motors
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3D-CAD in Battery Simulation
Battery specification
from Battery Design Studio
Automatic creation of
components for battery cells
and packs
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3D-CAD in Battery Simulation
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3D-CAD in Casting Simulation
Runner Design Assistant Software for
automatic creation and optimization of a
runner system for sand casting.
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Pre-processing Conclusions
STAR-CCM+
Meshing/Simulation
CAD/PLM Import
CAD Application
CAD Data
PLM Data
Model definition
Design idea
No single solution to pre-processing needs
Diverse, growing team with ambitious plans
for the future!
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Introduction Post-processing
What do you need to do to visualize
analyze
interrogate
explore
share your results during/after simulation?
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STAR-CCM+
Meshing/Simulation
Data Analysis
External tools
Presentation of results
Quantitative results
Statistics
Design optimization
Visual Interrogation
Hardcopy
Animation
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Results Export
Export solution data for use in other applications:
STAR-View+ VRML 3rd party post-processors
Communicate results with other CAE tools for co-simulation
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Embed STAR-CCM+ scene data in documents or websites
Lightweight files with free viewer
STAR-View+
S T A R - V i e w + A c t i v e X C o n t r o l
f i l e n a m e = C : \ U s e r s \ H e u v e l m a n \ D e s k t o p \ L i v e P i c k e 3 \ T u e s \ S e s s i o n 3 \ 0 2 . B i l l \ s t r e a m l i n e s . s c e
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Quantitative Analysis
Extract numerical and statistical data from simulations
Tools must be accurate, flexible, and efficient
Reports Monitors Plots Frequency Domain
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Development of necessary tools for specific domains:
Turbomachinery Battery simulation Electric motors Aeroacoustics
Quantitative Analysis Recent Focus
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Quantitative Analysis Turbomachinery Features
Unrolling of cylindrical
and periodic surfaces Averaging along
coordinate systems
(circumferential or linear)
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Quantitative Analysis Electric Motor Features
Line Integral Reports for flux linkage in motor applications
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Visualization
Allow live interrogation and image export of complex
simulation results
Visual Interrogation Hardcopy Animation
Transient Data Feature Extraction
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Simulation History for transient post-processing and other applications
Automatic feature extraction
Surface flow visualization
Physics-specific visualization
Visualization Recent Focus
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Simulation History
Select Regions and Fields of interest and update frequency
Begin running simulation. Results recorded in .simh file
Create new Solution View linked to simulation history
Switch existing scenes to Solution View
Slide through recorded data to explore history
Feature can be used for
Transient post-processing Mesh comparisons Design optimization
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Visualization Feature Extraction
Automatically analyze vector fields to identify critical flow features
Vortex Cores Separation/Attachment
Lines
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Experimental flow visualization techniques yield a rich view of flow fields.
Visualization Surface Flow
Primary vortices
Secondary/tertiary vortices
Traditional CFD tools for vector field visualization either dont provide
enough information or provide too much clutter.
Bouard and Coutanceau (Journal of Fluid Mechanics, 1980)
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Visualization Surface Flow
Line Integral Convolution provides a detailed view of complex flow on surfaces.
Layer with color and animation for even more information.
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Visualization Surface Flow
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Visualization Physics Specific Tools
DEM Particle Visualization
Overset Grid
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Conclusions
STAR-CCM+
Meshing/Simulation
CAD/PLM Import Data Analysis
Innovative pre and post-processing solutions to meet
and exceed customer demands and enable engineering
success!
Continued growth of
development team and focus
on new features:
Surface modeling Tighter CAD integration Faster visualization Additional reporting Advanced visualization
techniques