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15.The Structural Model for Intrinsic Fluid-Structure Interaction (FSI) ................................................... 95
15.1. Porous Structure Modeling ............................................................................................................ 95
15.1.1. Constitutive Equations and Finite Element Discretization ...................................................... 96
15.1.2. Boundary Conditions ............................................................................................................ 96
15.2. Orthotropic Materials .................................................................................................................... 96
15.2.1. Constitutive Equations for Orthotropic Materials ................................................................... 96
15.2.2. Orthotropic Material Properties ............................................................................................ 97
16. Reduced Order Models (ROMs) ......................................................................................................... 101
16.1. Manual Production of ROM Files from Stand-Alone Fluent ............................................................ 101
17. Solver ................................................................................................................................................ 111
17.1. Stabilization Methods for the Density-Based Solver ...................................................................... 111
17.2. Reduced Rank Extrapolation (RRE) Method .................................................................................. 113
17.3. Executing Commands at a User-Specified Iteration or Time Step .................................................. 115
17.3.1. Executing a Command at a Particular Iteration .................................................................... 115
17.3.2. Executing a Command at a Particular Time Step .................................................................. 116
17.4. Modified Momentum-Based Rhie-Chow Flux Type ....................................................................... 116
17.5. Alternative Rhie-Chow Flux With Moving Or Dynamic Meshes ...................................................... 116
17.6. Automatic Solver Defaults Based on Setup ................................................................................... 117
17.7. Roe Flux-Difference Splitting Scheme in the Pressure-Based Solver .............................................. 118
17.7.1. Roe Flux-Difference Splitting Theory ................................................................................... 118
17.7.2. Using the Roe Flux-Difference Splitting Scheme in the Pressure-Based Solver ...................... 119
17.8. Improved Second Order Transient Formulations .......................................................................... 120
17.9. Accelerated Time Marching with the Non-Iterative Solver ............................................................. 120
17.10. Hybrid NITA with Single-Phase Flows ......................................................................................... 121
17.11. Equation Ordering for Multiphase Flows .................................................................................... 122
17.12. Enhanced Poor Mesh Numerics ................................................................................................. 122
17.13. Hybrid Interpolation for Overset Meshes .................................................................................... 123
17.14. Using the Local Pseudo Time Step Method with the Pressure-Based Coupled Solver ................... 123
17.15. References ................................................................................................................................ 125
18. Adaption ........................................................................................................................................... 127
18.1. Predefined Criteria for Boundary Layer Adaption Based on Yplus / Ystar ....................................... 127
18.2. Pressure-Based Predefined Criteria for Aerodynamics ................................................................... 129
19. Graphics, Postprocessing, and Reporting ......................................................................................... 133
19.1. Hide Duplicate Nodes in Mesh Display ......................................................................................... 133
19.2. Display Mesh with Transparency .................................................................................................. 133
19.3. Model Tree Matches Case Settings ............................................................................................... 134
19.4. Make the View Normal to the Selected Surface ............................................................................ 134
19.5. Create Postprocessing Volumes ................................................................................................... 136
19.6. Save Pictures in GLB Format ........................................................................................................ 137
19.7. Moving Average Statistics ........................................................................................................... 138
19.8. Force, Drag, Lift, and Moment Report Definitions Using Reference Frames ..................................... 140
19.9. Postprocessing Unsteady Statistics Using Custom Field Functions ................................................ 142
19.10. Line Integral Convolution Plots (LICs) ......................................................................................... 143
19.10.1. Line Integral Convolutions Dialog Box ............................................................................... 153
19.10.2. Oriented Line Integral Convolutions Dialog Box ................................................................. 161
20. Turbomachinery ................................................................................................................................ 165
20.1. General Turbo Interface with Lip Feature ..................................................................................... 165
21. Parallel Processing ............................................................................................................................ 167
21.1. Multidomain Architecture for Conjugate Heat Transfer ................................................................. 167
21.2. HPC-X Message Passing Interface ................................................................................................ 169
21.3. Dynamic Spawning with the Intel Message Passing Interface ....................................................... 169
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Beta Features Manual
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