Ansys Release 2019R3 is here!

New ribbon surface

• Better overview by sorting the toolbars in context-dependent tabs of the new ribbon interface
• Customizable layouts for consistent window layouts and customizable keyboard shortcuts for smoother, faster work.
• Search for features or options
• Material management now possible directly via the Mechanical interface
• GRANTA Materials Data for Simulation now available as an additional option. This already contains more than 600 secured material data.

Fracture mechanics

• The growth of multiple cracks in a component can now be viewed simultaneously

Mechanical handling

• The input for APDL commands has been extended, an auto-completion, a display of the arguments of the entered APDL command and a syntax highlighting have been added.

Contacts

• An exponential increase in contact stiffness can now be activated using key option 6 = 3. This stabilizes complex contact tasks and still provides small penetrations.

• The new batch connection allows a complex shell structure to be connected at network level with only a few settings. A common topology is not necessary.

Topology optimization

• New algorithm "Level-Set" pushes the boundary of the optimization space inwards. This results in smooth and closed results that can be directly reused.
• The combination of thermal and structural optimization is now supported.

Ansys-Motion: New product family for professional multi-body simulation

• Efficient analysis of rigid and flexible systems in any contact situation
• Flexible bodies can be taken into account without cross-linking and thus be quickly in the model preparation.
• Supplemented by high-performance special applications for gears, bearings, belts, chains and complete drive trains.
• Integrated into the Ansys product environment with direct interfaces to SpaceClaim for geometric model preparation as well as to TwinBuilder with the link to system simulation.
• Bridging the gap between classical FEM and classical multi-body simulation
• Developed with the support of Prof. Daesung Bae as the world's leading expert in the field of multibody simulation.

HPC

• Distributed Memory Parallel now Standard for all analyses (new: DMP for SMART Crack Growth Method)
• Nonlinear contact analysis: Automated splitting of contact areas to increase performance for models with large-area contacts
• Reduction of RST file sizes by up to 50% through new compression process

Solver

• Semi-implicit method: for non-linear analyses, switch from an implicit solution method to an explicit solution method at short notice in order to avoid convergence difficulties.

fracture mechanics

• Consideration of pressure loads on the crack surfaces and temperature
• Automatic crack detection for cracks over edges

Mechanical Handling

• Moving or rotating model areas within the Mechanical environment
• Simulation template: Creating a mechanical setup without a CAD model to prepare analyses
• New Solution Combination method for efficient load case overlay incl. import of load case tables from csv files.
• Extended keyframe animation for moving display of results.
• Export of animations in MP4, WMV, AVI and GIF format

Dynamic

• Component Mode Synthesis for harmonic analysis (modal superposition) within the Mechanical Environment
• Reuse of system matrices of multiple built-in substructures to reduce disk space requirements
• Rotor dynamics: Consideration of Coriolis effects in the Rotating Reference Frame
• NVH: Complete workflow for vibration simulation of the run-up of an electric motor (incl. waterfall diagram of the resulting structure-borne sound power)

multibody simulation

• On-demand query of deformation, stress and strain results for flexible structures and thus significant reduction of analysis times by dispensing with result expansion

Ansys LS-DYNA

• Consideration of thermal loads of a previous thermal simulation
• Further use of a deformed model geometry as the result of an explicit analysis for further mechanical analyses

General Axisymmetric Structures in Ansys Mechanical

• Suitable for 3D static analysis

APDL Elements

• Thermal Reinforcing Element REINF264 for imaging thermal fibers
• Consideration of anisotropic viscoelastic behavior in piezoelectric analyses
• Heating of piezoelectric models by anisotropic electrical losses

Material Designer

• New predefined lattice basic structures
• Unit cells with unevenly distributed short fibers

Topology optimization

• Topology optimisation for stationary temperature field analyses to determine the optimum installation space with the most effective heat dissipation/supply possible via heat conduction
• Structural optimization for shell structures
• Automatic smoothing of resulting structural surfaces

Additive manufacturing

• Layered Tetrahedron Networking
• Analysis of a downstream heat treatment process
• Consideration of remaining powder after the printing process
• Consideration of existing secondary structures

„MosaicTM meshing“

• Better network quality through additional network control parameters
• Very thin components can now be cross-linked with a significantly lower number of cells by using values smaller than 1 for the parameter "Cells per Gap".

Continuous two-sided prismatic layers

• Continuous two-sided prism layers on T- or X-shaped components can be realized.

Workflow for waterproof geometries

• Now also available in Workbench
• Extension with Share-Topology is available
• Additional network control parameters: Avoid 1/8 octree transitions
• Polyhedra in solids
• "size field" can now be used as well
• Can now also consider partition walls or metal sheets, with prisms on both sides of walls and periodic boundary conditions (both translational and rotationally symmetrical)

„Fault tolerant“- Workflow

• Import of additional formats: *.msh, CATPart, JT, etc.
• Solid networks for convective heat transfer.
• Now also poly hexcores possible: Faster, better quality, less RAM required.

New Models

• Semi-mechanical multi-phase boiling model
  Monte Carlo model especially for LEDs.
  Electrochemical Reaction Model for Multiphase Flow
  Circuit solving method for battery models

Adjoint Solver

• New Adjoint Solver settings allow more robust calculations.

CFX

• Mapping of cavities and secondary flow paths directly in Turbogrid
• Extension of analyses for individual operating points to complete characteristic maps

Fluent Meshing:

• The highlight in version 2019R2 is a new networking workflow in Fluent Meshing. This enables user-guided generation of high-quality volume meshes from non-watertight geometries containing, for example, leaks, gaps, overlaps or penetrations.

System Coupling

• Simplification for cases where multiple zones in Fluent need to exchange data with other Ansys solvers using "System Coupling". Different zones in Fluent can be coupled together through a single interface.
• Two-way coupling (temperature - power dissipation) is supported for transient Maxwell simulations.

Ansys Fluent

"Single Window" workflow for waterproof geometries in Ansys Fluent

• Additional options for local network size control: "Body Size", "Curvature", "Proximity" (in addition to "Face Size", "BOI")
• Periodic boundary conditions are supported
• Models consisting of several assemblies, i.e. NOT connected e.g. in SpaceClaim via "share topology", are supported.
• "Share topology" can be executed within the workflow 
• Parallel option for Mosaic Mesh (hybrid meshes, Hex-Poly)
• New "Send to Fluent" option in SpaceClaim

„Expressions“ in Fluent

• Functions for place, time, solution variables
• Various physical constants / mathematical functions
• Available for profiles / parameters

Improvements in or relating to solver robustness

• "Coupled Pseudo Transient Solver" as default for most simulations
• Improved Aggressive Coarsening: faster convergence without sacrificing performance
• Improved convergence behavior of non-uniform networks ("hexcores")

Simulation of spray using DPM (Discrete Particle Model)

• Possibility of recording the characteristic particle properties for further use as a set of reduced data
• Applicable for example with coupling of VOF and DPM
• Helpful for subsequent DPM simulation with particle modeling using fewer particle packages

flow acoustics

• Acoustic wave propagation between near field and far field using a newly implemented wave equation solver
• Allows compressible calculation of wave propagation considering geometry details, reflections etc.

Simulation by heat generation by induction available for system coupling

• Coupled Simulation: Fluid - Electromagnetics
• Maxwell Eddy Current Solver - Fluent Steady / Transient solver

Abrasive erosion

• Can occur more frequently in the presence of dense multiphase flows with coarse-grained particles
• Erosion process can now be mapped using dynamic networks in multi-phase simulations
• Reduction of the erosion rate by shielding effect in case of accumulation of particles near the wall

Generalized k-ω (GEKO) Turbulence Model

• With the help of coefficients tunable to the corresponding flow characteristics
• One and the same model can be used for different applications

User-friendly new functionalities:

• the simulation of turbine blade cooling
• the modelling of geometry transitions between blades and hub

Electronics Desktop and Multiphysics

• Support for GRANTA Materials Data for Simulation with more than 700 generic and 500 manufacturer-specific magnetic materials
• "In-place generation of 3D components
• 3D Modeler: New Face Coordinate System for Curved Surfaces

Ansys Maxwell

• Support of strand line models in the transient looseners
• More Efficient Expression Cache Evaluation for the Time Decomposition Method TDM in Maxwell 2D
• New, MPI-based sweep for the eddy current solver; support of multi-level distribution of sweeps
• RMxprt-support for stepper motors and reluctance motors

Ansys HFSS / HFSS 3D Layout

• "Distributed Memory Matrix" (DMM) solver: higher performance, lower computing times
• HFSS SBR+: Consideration of creep waves on curved objects for more precise stray field calculations in radar applications
• ACT extensions RadarPre and RadarPost to support complex radar simulations
• Support of spatial material distribution as function of coordinates
• More robust automatic networking of models with curved surfaces through "dynamic mesh operations

Ansys SIwave

• SYZ plots: Support of multiple data sets, markers, annotations and measurement data
• Identification and selection of physically connected networks in the entire 3D layout structure
• HFSS 3D layout supports embedded SPICE netlists as components
• Parallel simulation of HFSS regions
• New options for metal objects and layers (surface roughness, etc.)

Ansys Icepak

• 2-way coupling of electromagnetic losses with 3D layout (SIwave DCIR and HFSS AC)
• Consideration of electromagnetic losses at several frequency points during coupling to HFSS and Maxwell
• Visualization of imported electromagnetic losses
• New local meshing controls for object, surfaces and edges
• Boundary conditions: Situation-dependent heat transfer coefficients

Electronics Desktop and Multiphysics

• New coupling of Maxwell-Eddy Current to Fluent Transient (e.g. induction heating)
• Integrated workflow for Noise Vibration Harshness Analysis (Maxwell Transient - Mechanical)
• Integration of SIwave DCIR into the Ansys Electronics Desktop (e.g. 1-way electrical-thermal coupling to Icepak for thermal analysis based on thermal boundary conditions stored in Icepak)
• Two-way coupling from Icepak with HFSS or Maxwell (electromagnetic-thermal)

Ansys Maxwell

• Import of own motor geometries in RMxprt
• Calculation of the transient D-Q parameters
• Automatic EdgeCut-Meshing to consider production influences on e.g. electrical sheets
• Improved Skin Depth Meshing: Retains Skin Depth Meshing during Adaptive Mesh Veining
• Use of variables to determine the fields to be stored in transient analyses

Ansys HFSS / HFSS 3D Layout

• HFSS SBR+: "Blockage" option: Simplified and accelerated consideration of passive bodies for beam propagation
• Numerical de-embedding of the port inductance
• Hybrid FEM MoM solution: Intelligent neglect of source-free regions to avoid network refinement there and corresponding increase in computing time
• New ECAD-MCAD Mesh assembly process for faster creation of an initial mesh

Ansys SIwave/Icepak

• Integrated test algorithm for consideration of EMC criteria: "ERC" - EMI Rules Checker
• Electromigration analysis for failure estimation (Blackscher equation)
• Improvement of the HFSS region in SIwave: 
  • parallel frequency sweeps for each region
  • Deletion of irrelevant net fragments to accelerate analysis
• Import of archived projects from Classic Icepak (*.tzr)
• Data set-based boundary conditions in Icepak. 1D for temperature dependent, 2D and 3D for location dependent: power, temperature, pressure, velocities, heat flow, heat transfer coefficient
• Improved Icepak crosslinker

Further development of the Modelica interface

• Copy / paste functionality for different projects
• Cloning and removal of models directly in the tree
• Change active sizes without recompiling
• Code .mo Models is directly visible

Improvements in Battery ECM Cell and Module - Toolbox:

• Fast definition of cells and modules
• Extension of Battery ECM Cell models (Modelica library)

Ansys Static Rom

• Introduction of Ansys Static ROM Builder for parametric analysis

Improved Operation and Solver

• FMI can be started by a new option (canSerializeFMUstate=true) from a previously saved time without always recalculating from t=0.
• DLLs are automatically copied to a remote machine (fast calculation)

Integration of the SCADE Rapid Prototyper (development and application of control elements)

• No external license required
• direct download from Ansys Customer Portal
• Rapid Prototyper can be opened directly from Ansys Twin Builder

Automatic sweep

• Automatic sweep through the models

Ansys TWIN Builder

• Improved working with Modelica models:
  • Restore / Reset (Undo/Redo button)
  • Array Connector - simplified connection of arrays in Modelica.Editor
  • Displaying and copying encrypted models
  • Description of pins and parameters in the simulation window
  • Log files when compiling the models
• Improvements in Dynamic ROM - Toolbox:
  • Monitoring of approximation errors for each SVD mode
  • Number of inputs/outputs can be reduced subsequently
• Improved Operation and Solver
  • Display of the applied parameters / VHDL-AMS
  • Additional commands for automation
  • Automatic completion in EQUBL block
  • Up to 30% more speed-up

Ansys TWIN Builder

• New TwinBuilder product family
  • "Twin Builder Pro" for general system simulation
  • "Twin Builder Premium" with an extended focus on the depiction of reduced models
  • "Twin Builder Enterprise" for the creation of digital twins and their use in IIoT platforms and edge devices (incl. associated Runtime SDK for TwinBuilder implementation)
• Dynamic ROM Builder for creating reduced models for nonlinear dynamically responding structures
• Export of independently executable TwinBuilder models for implementation in IIoT platforms and edge devices
• IEEE VHDL-2008 Encryption of TwinBuilder models for IP-protected model exchange
• New Modelica libraries for hydraulic and pneumatic systems

Discovery Live

• Enhanced rendering for a more vivid representation
• Direct transfer of analysis to Ansys Mechanical
• New vector display for flow simulations
• Multiple load cases during topology optimization

Discovery AIM

• beam elements
• Linear buckling analyses

Discovery Live

• Temperature Structure Coupling
• Electrical-thermal analysis
• New interactive legend
• Geometry feedback from topology optimization

Discovery AIM

• Non-linear spring characteristics

Discovery Live

• Test ideas in seconds with live simulation.
  For more information and details see www.cadfem.de/discovery
• New boundary conditions
  • mass
  • Articulated bearing supports
• Simultaneous display of multiple flowflield and streamline results
  path results
  Beta: Topology optimization in Discovery Live

Discovery AIM

• Analysis of random oscillations
• Faster nonlinear structural mechanics
• Faster variation of boundary conditions through suppression

SpaceClaim Direct Modeler

• SpaceClaim Meshing: Interactive geometry and mesh creation for hexahedron meshing with highest quality requirements (technology based on the well-known MultiZone Mesh Method in Ansys Workbench)
• SpaceClaim XL for efficient import of extremely large assemblies (separate download available from App Store)

DesignXplorer

• Using "Snapshots" in the ROM Builder
• Automatic adjustment of design parameter limits when manually importing DesignPoints into a DOE

SpaceClaim DirectModeler

• Efficient working with "named selection": adding, subtracting, connecting of individual selections
• Model replay for automated repetition of actions performed for bidirectional information exchange when reimporting CAD models
• Constraint based sketching for efficient creation of sketches
• Improved definition of lattice structures
  • Boundary Conformal Lattices
  • Suppress incomplete lattice structures

System Coupling

• Maxwell-Fluent Co-Simulation via System Coupling (inductive heating of metallic structures)