More Realistic Coupled Fluid – Mechanical – Structural Analyses Co-Simulation with Actran, Acoustic Analysis Software Change of fluid forces Co-Simulation with MSC Software Products Integration of multidisciplinary analyses – from materials to systems Capturing movement and deformation more precisely and expressing boundary conditions in fluid analyses with more reality. Co-simulation platform Co-simulation using FMI Co-simulation using FMI a tool independent standard of 1D co-simulation interface. The platform for coupled analyses with MSC mechanical and structural analysis solvers provides seamless co-simulation. scFLOW and SC/Tetra are used to create fluid sound sources and Actran is used for propagation analysis of sound waves. Coupled analysis in consideration of collision of driftwood Analysis of an exhaust tube of a motorcycle Acoustic analysis using fluid analysis results as a sound source Analysis of an axial-flow fan Movement of parts Deformation Flow change Mechanical analyses • Adams Structural analyses • MSC Nastran • Marc Fluid analysis • SC/Tetra • scSTREAM • scFLOW Analysis of aerodynamics characteristics per yaw angle Assessment of crosswind stabilization in consideration of aerodynamics characteristics MSC CoSim Engine TCP/IP TCP/IP TCP/IP TCP/IP Displacement Six-component force FMI Compared with direct solution only by fluid analysis software, solution can be obtained with dramatically less calculation load. Measurements Aero-acoustic simulation BPF and harmonics Comparison between measured and simulated sound pressure level for Baseline case Sound pressure level [dB] Frequency [Hz] 50 40 30 20 10 0 500 1000 1500 2000 2500 3000 3500 4000 Data succession
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More Realistic Coupled Fluid – Mechanical – Structural Analyses
Co-Simulation with Actran, Acoustic Analysis Software
Change of�uid forces
Co-Simulation with MSC Software Products
Integration of multidisciplinary analyses – from materials to systems
Capturing movement and deformation more precisely and expressing boundary conditions in �uid analyses with more reality.
Co-simulation platform Co-simulation using FMI
Co-simulation using FMI a tool independent standard of 1D co-simulation interface.
The platform for coupled analyses with MSC mechanical and structural analysis solvers provides seamless co-simulation.
scFLOW and SC/Tetra are used to create �uid sound sources and Actran is used for propagation analysis of sound waves.
Coupled analysis in consideration of collision of driftwood
Analysis of an exhaust tube of a motorcycle
Acoustic analysis using �uid analysis results as a sound source
Analysis of an axial-�ow fan
Movement of parts
Deformation Flowchange
Mechanical analyses
• Adams
Structural analyses
• MSC Nastran• Marc
Fluid analysis
• SC/Tetra• scSTREAM• scFLOW
Analysis of aerodynamics characteristics per yaw angle
Assessment of crosswind stabilization in consideration of
aerodynamics characteristics
MSC
CoS
im E
ngin
e
TCP/IP
TCP/IP
TCP/IP
TCP/IP
Disp
lace
men
t
Six-
com
pone
nt
forc
eFMI
Compared with direct solution only by �uid analysis software, solution can be obtained with dramatically
less calculation load.
Measurements
Aero-acoustic simulation
BPF and harmonics
Comparison between measured and simulated sound pressure level for Baseline case
Soun
d pr
essu
re le
vel [
dB]
Frequency [Hz]
50
40
30
20
10
0 500 1000 1500 2000 2500 3000 3500 4000
Data succession
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