What’s new in CST
General:
- LINUX support for all interactive workflows
- New project preview mode, which includes archiving of projects
- Added filtering option to the navigation tree
- New search option to find commands, information and examples
- New Python module for general project management
- Enhanced general and cylindrical bend feature
- System Simulator: Import of Functional Mockup Units for Model Exchange according to FMI standard
- HPC: MPI job scheduler native shell support
- HPC: Improved GPU support: Added selected AMD GPUs (T), NVIDIA RTX series and NVIDIA NVLink
System Assembly and Modeling:
- Extended modification options of existing simulation projects
- Improved support of lumped elements for 3D simulation projects
- One-click conversion of 3D projects to assembly projects
Meshing:
- Mesh Import: Recovery tool for intersecting triangles
- NVH Mesh Import with connections for surface mesh (I)
- Improved robustness of mesh moving for optimizations and sweeps
- Post Processing New Python module ‘cst.results’ to access 0D/1D results from file
- New easy to use ‘Result2D’ VBA object
- Improved ray histogram post-processing
- Interactive plot measurement mode for Cartesian 1D plot
- Interactive farfield plots in orthographic projection
- Faster farfield combination that avoids nearfield data processing (T, F)
- New Report tool to collect screenshots and create report documents
- Enhanced 2D colormap plot supports contour lines, banding and auto tick
- Customizable plot units in 2D/3D plots
High Frequency Simulation:
- Added circularly distributed discrete face ports (F)
- Encryption of CST models for securely sharing data (IP protection): FD and TLM solver added
- New Partial RLC solver for calculation of circuit parameters (partial resistances, inductances, and capacitances) with optional SPICE export
- Allow surface impedance material at waveguide ports (T)
- Performance improvements for open boundary simulations (T)
- Added multi-pin lumped element SPICE and Touchstone circuits (T, TLM)
- Added connectivity tree and mesh feedback for discretization and intersection problems (TLM)
- Improved handling of composite skins on aircraft frames (TLM)
- Combine results for fast reduced order model frequency domain solver with tetrahedral mesh (F)
- Modal weighting coefficients available after Characteristic Mode Analysis (I, M)
- Performance enhancement for monostatic RCS sweep (I)
- General performance improvements and support for larger simulation setups for MLFMM (I)
- Field of view analysis (A)
- Improved accuracy for near- and farfield source excitations (A)
- Hybrid solver task (SAM task)
- Support simultaneous excitations defined in local domains
- Reference impedance for S-parameters and Touchstone export added
- Support all ports excitation selection
Low Frequency Simulation
- Performance improvement for time domain solvers (LT)
- Authoring of CAD coil segments from CAD geometries (LT, JS, LF FD (broadband only))
- 3D translational motion (LT)
- Introduction of Machine Simulation Sequence for multiple drive scenario simulation in SAM
- Authoring of Reduced Order Models as Functional Mockup Units according to FMI standard (LF FD and SAM Machine Simulation Sequence)
- Induction Machine drive scenario (SAM Machine Simulation Sequence)
- Performance improvements for evaluating machine drive scenarios (SAM Machine Simulation Sequence)
- Using iron loss data sheets for calculating iron losses (frontend)
- Temperature dependent permanent magnet recoil model (LT)
Particle Volume Simulation
- Particle volume source for modeling initial plasma distributions
- Ion-induced secondary electron emission
- Added support for periodic boundary conditions in the E-Static PIC solver
- Time dependent field excitation for E-Static PIC solver
Antenna Magus
- Multiple Elements per Array
- Element Pattern from Collection
- Calculate NFS for default designs and for previously estimated designs while NFS setting was disabled.
- Value Comparison in Compare Window
- Exclude selected variables from Macro Export.
- 3 new Antennas
Spark3D
- In Corona configuration, pressure sweep points may be distributed in a linear or logarithmic scale
- Added new Corona simulation type: at a fixed power, a pressure sweep may be analyzed in order to know if there is breakdown or not
Fest3D
- Expose independent parameters to CST Design Studio
- Added coaxial/dielectric-loaded cavity libraries based on CST Frequency Domain Solver.Rectangular and cylindrical cavities are allowed
- Visualize the mesh used by 3D subcomponents based on BI-RME3D and CST Frequency Domain Solver
- Use Fest3D projects as blocks in CST Design Studio
Cable Simulation
- Support for CST Cable Studio projects in simulation projects
- Improvements of connection to 3D manager
- Improvements of automatic bundling and twisted cable simulation
- Increase of simulation accuracy concerning loss and screen modeling, incl. Spice export
- Improvements of the user interface: e.g. interactive cross-section editing
Circuit Simulation
- All task properties are available through task parameter list and many other schematic editor improvements
- New parameterized array block to define multiple, identical sub circuits
- New FEST3D project block
- IBIS-AMI task: Support of transient AMI simulation
- Encryption/decryption for SPICE circuit files
- Interface to LTSPICE simulator
IdeM
- Full support for macromodeling of Mixed-Mode parameters
- New functionality for performing sensitivity analyses on a dataset
- Enhancement of the passivity solver through a more efficient characterization of the passivity violations
- Major improvement in the convergence of the passivity enforcement solver through a more robust optimizer
- Performance improvements for terminate ports functionality
Filter Designer
- Automatic 3D filter design and model creation
EDA Import and PCB Simulation
- Support for bending and multiple-stackup information in Cadence-Allegro import
- Automatic import of heat sources from PCBS IR-drop results into CST MPhysics Studio
- Improved performance of opening PCB designs in 3D
- New package component model (EBD)
- New impedance calculator for pre-layout analysis
- Improvements in IR-Drop simulation: Consider filled vias
- Increase of simulation accuracy for SI/2DTL, e.g. Ohmic loss modeling and legacy via model, incl. SPICE export
- Improvements of the user interface: e.g. view attributes manager and color mode for 2D/3D results
Board Check
- Classify rules by analysis types (EMC, SI, PI)
- New rule ‘Power Net Overlapping’
- Improved rules that are checking cross-talk
Chip Interface
- Automatic port creation at pin locations
- Project history display and editing
- Retain pin/net information when exporting through Cadence Virtuoso plugin
- Single-file setup for GDS-based workflow triggered from Cadence Virtuoso plugin
Thermal Simulation
- CHT Solver
- New CFD mesh type enabling the use of non-uniform background meshes and the optimal positioning of meshing gridlines at solid interfaces
- Improved reporting of setup errors including self-intersecting surfaces
- Faster and more accurate import of surface losses from EM simulations
- Support for surface emissivity and contact properties in the two resistor thermal compact model
- Two-resistor thermal compact model creation macro for classic thermal solvers (THt, THs)
- Updated heat transfer coefficient calculation macro to compute surface temperature for given power dissipation (THt, THs)