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FSI w/ Abaqus& STAR-CCM+
STAR SE Asian Conference 2012
William Ramroth, [email protected]
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1 What is Abaqus?
2 What is FSI?
3 Why Abaqus & STAR-CCM+?
Overview
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What is Abaqus?
Continuum
Fluid Mechanics
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Continuum Mechanics
Solid Mechanics
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Abaqus: Structures
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Courtesy Mechanical Design and Analysis Corporation, 2010 SCC
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Abaqus: Structural-Centric MultiphysicsThermalElectrical Acoustics
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Pore pressure
Piezo-electrical
Fluid flow
StructuralStructural
Courtesy: Honeywell FM&T Courtesy of Dr. Michelle Hoo
Fatt (University of Akron)
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Abaqus: State-of-the-Art FEAComprehensive technology
Complete linear & nonlinear analysis
Multiphysics
Complex materials
Rubber, plastics, powder metals, human tissue, soil, composites
Sophisticated contact, fracture, & failure
Courtesy BMW AG
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Sophisticated contact, fracture, & failure
Impact and crash events
XFEM
High-performance parallel solvers
Utilize 128 cores for rapid turnaround
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1 What is Abaqus?
2 What is FSI?
3 Why Abaqus & STAR-CCM+?
Overview
3D
S.C
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/SIM
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What is FSI?
A class of multiphysics problems where fluid flow affects compliant structures,
which may in turn affect the fluid flow
Partitioned solution approach:
Structural and fluid equations solved independently
Interface loads and boundary conditions exchanged after each increment
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Interface loads and boundary conditions exchanged after each increment
Structural Solver Fluid Solver( )
{ }T
K U F tf f f
U p u u u Tf x y z
=
≡ & & &
( )
{ }
( )
T
M U C U K U F ts s s s s s s
U u u us x y z
A T Q t
+ + =
≡
=
&& &
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FSI Example: Offshore Platform
Free surfaceStress
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Pressure load
Courtesy: CD-adapco
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FSI Example: Wind Turbine
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Courtesy: CEI and CD-adapco
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FSI Example: Aeroelasticity & Flutter
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Courtesy: CD-adapco
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FSI Example: Aeroelasticity & FlutterChange in Cp relative to the tip acceleration
/
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Courtesy: CD-adapco
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1 What is Abaqus?
2 What is FSI?
3 Why Abaqus & STAR-CCM+?
Overview
3D
S.C
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/SIM
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The Best of Both Worlds
Continuum
Fluid Mechanics
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Continuum Mechanics
Solid Mechanics
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Direct InterfaceFully-coupled, two way, fluid-
structure interaction
Improved efficiency
Reduced data-transfer overhead
from external middleware software�
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from external middleware software
No third-party inter-code
communication to configure
No file exchanges
�
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Ease-of-Use Hit the “Step” or “Run” buttons to co-simulate
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Strong Partnership“This direct co-simulation coupling is possible
because of the strong partnership between CD-
adapco and SIMULIA”—Dr. Bill Clark, CD-adapco
Senior VP of Operations
“Our partnership with CD-adapco is a key part of
our commitment to provide our mutual customers
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our commitment to provide our mutual customers
with a coupled multiphysics solution that helps
them gain deeper understanding of their products’
real-world product behavior earlier in their
development cycle”—Steve Levine, Chief Strategy
Officer, SIMULIA
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Want More Information?Co-simulation with Abaqus and StarCCM+ is jointly supported by SIMULIA and
CD-adapco. Please contact either your local SIMULIA
([email protected]) or CD-adapco representative for more details.
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