New Releases
New Features:
Unsteady Solver Enhancements
- Periodic symmetry for unsteady axisymmetric simulations (hover, cruise props)
- Higher accuracy flow field from unsteady wakes
- Enhancements to the unsteady loads and moments computation
- New: unsteady custom and user-defined time plots for forces and moments
- New: unsteady probe point volumetric flow condition plots
- New: unsteady solver animation export features
- New: 6DOF integration for full-vehicle simulations
- Enhancements for modeling hovering/low-advance-ratio props and rotors
New Viscous-Coupled Solver
- New: Direct boundary-layer viscous-coupled solutions for steady, rotary and unsteady solver modes!
- New: Pre, at- and post-separation boundary layer modeling
- New: Stall prediction using viscous coupling
- The boundary layer drag model using momentum integral methods has been fully implemented now and generates much cleaner and better results for CD0 from FlightStream
- Compressibility modeling in the boundary layer has also been improved for better stall predictions at higher Mach numbers
Post-Processing Enhancements
- New: Axisymmetric surface pressure plots
- Enhanced volume section BL visualization tools
- New: Integrated surface pressure sectional load distributions
- New: Boundary layer data on surface streamlines
- New: Integrated viscous velocity map contours for boundary layer ingestion flows
- New: live plot data point query tools: extract data live from plots by clicking on them
- New: solver sweeper result matrix plotting
New Toolboxes
- New: aeroacoustics toolbox!
- New: Reduced Order Aerodynamics Toolbox for flight-simulation aero databases
Geometry Pre-Processing Enhancements
- New: Circular copy/paste pattern operations for propeller/rotor modeling
- New: Number of copies in copy/paste
- Wavefront OBJ file format supports full quad meshes
- Enhancements to the boolean unite mesh quality
- Merge mirrored components
- Improved tools in threshold-based selection panel
- Improved Abaqus INP file format (minor bug fixes)
CAD Improvements
- New: CAD Create–>Auto cross section capability for generating CAD from STL files
- New: CAD Create–>Mean camber surface CAD creation
- New: Export CAD drawing curves to CCS format
- Enhanced CCS import file format features
- Enhanced UI for CAD repair operations
- Improved robustness of IGES file import (several bug fixes)
UI Enhancements
- New: Light/Dark mode UI options
- New: graphical and plot control tools
- New: contour colormap UI options
- Enhanced scripting API for all new features described above
- Several UI crash bugs were fixed
New Features:
New Geometry Import
New Geometry Operation
IGES CAD Import Options
CAD Import: Custom Cross-Section (CCS) File Format
Solver: Unsteady Wakes
New Motion Definitions
Turbulent Trips: Artificial Boundary Layer Transition Lines
Base Flows: Modeling Of Blunt Trailing Edges
Periodic Symmetry: Multi-Blade Propellers In Steady Rotary Flow
Boundary Layer: Surface Roughness Model
Enable/Disable Solver Boundaries In Analysis
Volume Sections: Near-Wall Prism Layer Cells
Volume Sections: Circular & Annular Sections
Probe Points: Surface/Volume Types
Surface Sections: Boundary Selection & Automatic Sorting
MSC Nastran File Format Export: Pload BDF Files
Enhanced User Interface, Ease-Of-Use Features
FlightStream Scripting
New Features:
Fast Multipole Method (FMM)
New Field Parameters
New Viscous Drag Mode: Boundary Layer Momentum Integral
New Coordinate Systems Rotation Tool
New File Export Option: Force Distributions Export File
Substantial Speedup Enhancements
Copy/Paste Spreadsheet Data
Enhanced Meshing Quality
Enhanced Mesh Hole Filling
Updated Scripting A.P.I.
Fixes:
Mesh Diagnostics On Non-Degenerate Faces Only
Miscellaneous Bug Fixes
New Features:
Relaxed Kutta Separation Modeling
Boundary Layer Transition: Improved Viscous Forces Model
Advanced Aligned Mesher for Anisotropic Quad Meshes
Automated Pressure-Spike Cleanup
Steady-State Rotary Solver for Hover
Extended IGES Entities and CAD Solids Import
Extended CAD Create Intersection Tools
New Solver Sweeper Toolbox Export Options for FEA
Automated Mesh Quality Improvement Tool
Solver Field Parameter Threshold Selection Options
Expanded Selection Tools
Solver Color-map Range Cut-off Tools
Updated Scripting API
Fixes:
IGES CAD Planes Parameterization
IGES CAD Surface Duplication
Miscellaneous Bug Fixes
New Features:
- Enhanced unsteady solver capabilities
- Improved rotor induced velocity models
- Enhanced parallel processing
- Compatibility refinement meshing tools
- Structural finite element modeling pressure export
- Abaqus input file geometry import
- Plot3D CAD reconstruction import
CAD Create Tools:
- Rotational surfaces between drawing curves
- Transferring meshing curves to drawing curves
- Mass-flow inlet boundaries
- Inlet boundary meshing tools
- Scripting-based solver sweep runs
Fixes:
- Improved CAD orientation on import
- Compressibility issues at very high subsonic Mach numbers
- Simulation file saves on network drives
- Miscellaneous bug fixes
New Features:
Stall prediction, CLMAX and non-linear aerodynamics
- Laminar/Turbulent boundary layer transition
- Stability & Control Toolbox
- Higher-order compressibility models
- Improved moments computation
- New freestream velocity distributions
- Automated surface streamlines for viscous loads
- New CAD Repair options
- Updated scripting API
Fixes:
- Improved CAD import robustness
- Geometry face orientation issues
- Improved robustness in CAD-based meshing
- Miscellaneous bug fixes
