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Fluid Structure Interaction Simulation Engineering

30 Chapters
View Course Samples Online
01
FSI simulation engineering overview
multiphysics coupling paradigms, industrial drivers, and the simulation workflow from CAD to decision.
FSIsimulation
02
Governing equations for fluid and structural domains
Navier-Stokes, linear elasticity, and interface conditions for coupled FSI systems.
Governingequations
03
Coupling classification and partitioning
monolithic versus partitioned approaches, one-way versus two-way coupling, and explicit versus implicit time integration.
Couplingclassification
04
Interface kinematics and dynamics
no-slip, traction equilibrium, geometric consistency, and mesh motion strategies for moving boundaries.
Interfacekinematics
05
Arbitrary Lagrangian-Eulerian (ALE) formulation
mesh velocity, geometric conservation law, and remeshing triggers in FSI simulations.
ArbitraryLagrangian-Eulerian
06
Added mass and instability in partitioned FSI
physical origins, added-mass ratio, and the role of under-relaxation and interface quasi-Newton methods.
instabilitypartitioned
07
Coupling algorithms and convergence
block Gauss-Seidel, interface quasi-Newton (IQN-ILS), Aitken relaxation, and convergence criteria for strong coupling.
Couplingalgorithms
08
Time integration and subcycling
implicit and explicit schemes, stability limits, and synchronization of fluid and structural solvers.
integrationsubcycling
09
Turbulence modeling for FSI
RANS, URANS, LES, and hybrid RANS-LES applied to vortex-induced vibration and flutter prediction.
Turbulencemodeling
10
Structural solvers for FSI
nonlinear finite element formulations, shell and beam elements, modal reduction, and contact handling.
StructuralFSI
11
Fluid solver technologies for FSI
finite volume, finite element, and lattice Boltzmann methods; incompressible versus compressible regimes.
technologiesFSI
12
Mesh generation and motion for FSI
body-fitted meshes, overset/chimera grids, immersed boundary methods, and mesh quality control.
generationFSI
13
One-way coupled simulation engineering
thermal-structural and pressure-load mapping, interpolation schemes, and conservative load transfer.
simulationthermal-structural
14
Two-way coupled simulation engineering
partitioned coupling setup, interface mapping, and practical convergence tuning for industrial cases.
simulationpartitioned
15
Monolithic FSI solvers
fully coupled Newton-Krylov methods, preconditioning, and applications in biomechanics and aeroelasticity.
MonolithicFSI
16
Vortex-induced vibration (VIV) simulation
cylinder and riser benchmarks, lock-in prediction, and comparison with experimental data.
Vortex-inducedvibration
17
Flutter and aeroelastic instability simulation
panel flutter, bridge deck flutter, and turbomachinery blade flutter using coupled CFD-CSD.
aeroelasticinstability
18
Sloshing and liquid-structure interaction
tank sloshing, baffle effects, and coupled simulation for automotive and aerospace fuel systems.
Sloshingliquid-structure
19
Biomechanical FSI simulation
blood flow in arteries, heart valve dynamics, and stent-graft interaction with vessel walls.
BiomechanicalFSI
20
Offshore and marine FSI
wave-structure interaction, mooring line dynamics, and coupled simulation of floating platforms.
OffshoreFSI
21
Turbomachinery and rotor FSI
blade row flutter, forced response, and mistuning effects in coupled aeroelastic simulations.
TurbomachineryFSI
22
Automotive and aerospace FSI applications
aeroelastic tailoring, gust response, and thermal-structural coupling in high-speed flows.
Automotiveaerospace
23
Verification and validation for FSI
benchmark problems, grid and time-step convergence, and uncertainty quantification in coupled simulations.
Verificationvalidation
24
High-performance computing for FSI
parallel coupling, load balancing, in-situ visualization, and scalable solvers for large-scale problems.
High-performancecomputing
25
Reduced-order modeling and surrogate methods for FSI
POD, dynamic mode decomposition, and machine-learning-assisted coupling.
Reduced-ordermodeling
26
Real-time and hardware-in-the-loop FSI simulation
model order reduction, latency compensation, and control co-design.
Real-timehardware-in-the-loop
27
FSI simulation case study 1
design and analysis of a flexible wing undergoing limit cycle oscillation.
FSIsimulation
28
FSI simulation case study 2
coupled simulation of a prosthetic heart valve under pulsatile flow.
FSIsimulation
29
FSI simulation case study 3
offshore riser VIV fatigue assessment using coupled CFD-FEA.
FSIsimulation
30
Emerging trends and future directions in FSI simulation engineering
exascale computing, digital twins, and AI-augmented multiphysics workflows.
Emergingdirections