CST EM STUDIO®

Technical Specifications

1 May 2016

• For functionality and CAD/EDA import filter, see technical specifications of the CST STUDIO SUITE®

Electrostatic Solver

• Isotropic and (coordinate-dependent) anisotropic material properties
• Support of hexahedral meshes as well as linear and curved tetrahedral meshes
• Sources: potentials, charges on conductors (floating potentials), uniform volume- and surface-charge densities, capacitive field grading
• Force calculation
• Capacitance calculation
• Electric / magnetic / tangential / normal / open  / fixed-potential boundary-conditions
• Perfect conducting sheets and wires
• Discrete edge capacitive elements at any location in the structure
• Adaptive mesh refinement in 3D
• Higher order representation of the solution with tetrahedral mesh
• Automatic parameter studies using built-in parameter sweep tool
• Automatic structure optimization for arbitrary goals using built-in optimizer
• Network distributed computing for optimizations, parameter sweeps and remote calculations
• Coupled simulations with Mechanical Solver from CST MPHYSICS STUDIO®
• Equivalent Circuit EMS/DS Co-Simulation for constant material properties

Magnetostatic Solver

• 3D- and 2D- problem support.
• Isotropic and (coordinate-dependent) anisotropic material properties
• Nonlinear material properties
• Laminated material properties
• Support of hexahedral meshes as well as linear and curved tetrahedral meshes
• Sources: coils, permanent magnets, current paths, external fields, stationary current fields, current ports
• Discrete edge inductances at any location in the structure
• Force and force density calculation
• Apparent and incremental inductance calculation
• Flux linkages
• Electric / magnetic / tangential / normal / open boundary-conditions
• Rotational periodicity for 2D problems
• Adaptive mesh refinement for 2D and 3D solver
• Higher order representation of the solution with tetrahedral and triangular meshes
• Automatic parameter studies using built-in parameter sweep tool
• Automatic structure optimization for arbitrary goals using built-in optimizer
• Network distributed computing for optimizations, parameter sweeps and remote calculations
• Coupled simulations with Mechanical Solver from CST MPHYSICS STUDIO
• Equivalent Circuit EMS/DS Co-Simulation for constant and nonlinear material properties

Stationary Current Solver

• Isotropic and (coordinate-dependent) anisotropic material properties
• Nonlinear electrical conductivity properties
• Temperature dependent materials with coupling to CST MPHYSICS STUDIO
• Electric contact resistance
• Support of hexahedral meshes as well as linear and curved tetrahedral meshes
• Sources: current paths, potentials, current ports, coil segments
• Conductance calculation
• Discrete edge resistances at any location in the structure
• Perfect conducting sheets and wires
• Electric / magnetic / normal / tangential boundary-conditions
• Adaptive mesh refinement in 3D
• Higher order representation of the solution with tetrahedral mesh
• Automatic parameter studies using built-in parameter sweep tool
• Automatic structure optimization for arbitrary goals using built-in optimizer
• Network distributed computing for optimizations, parameter sweeps and remote calculations
• Coupled simulations with Thermal Solver from CST MPHYSICS STUDIO
• Equivalent Circuit EMS/DS Co-Simulation for constant material properties

LF Frequency Domain Solver

• Isotropic and (coordinate-dependent) anisotropic material properties
• Temperature dependent materials with coupling to CST MPHYSICS STUDIO
• Support of hexahedral meshes as well as linear and curved tetrahedral meshes
• Electroquasistatic analysis
• Magnetoquasistatic analysis (eddy current approximation)
• Full wave analysis
• Sources for electroquasistatic analysis: potentials
• Sources for full wave and magnetoquasistatic analysis:
  coils, current paths, voltage paths, external fields ,current ports
• Impedance calculation
• Force calculation
• Perfect conducting sheets and wires
• Lumped R, L, C elements at any location in the structure
• Surface impedance model for good conducting metals
• Electric- / magnetic- and open-boundary-conditions
• Adaptive mesh refinement in 3D
• Higher order representation of the solution with tetrahedral mesh
• Automatic parameter studies using built-in parameter sweep tool
• Automatic structure optimization for arbitrary goals using built-in optimizer
• Network distributed computing for optimizations, parameter sweeps and remote calculations
• Coupled simulations with Thermal Solver from CST MPHYSICS STUDIO

LF Time Domain Solver

• Isotropic and (coordinate-dependent) anisotropic material properties
• Magnetoquasistatic analysis (eddy current approximation), 3D- and 2D- problem support
• Electroquasistatic analysis
• Nonlinear material properties (within the magnetoquasistatic analysis)
• Iron Loss computation
• Support of linear and curved tetrahedral meshes
• Sources for the magnetoquasistatic analysis: coils, coil segments, current paths, voltage paths, permanent magnets, external magnetic source field
• Sources for electroquasistatic analysis: potentials
• Magnetoquasistatic analysis: perfect conducting sheets and wires
• Electric / magnetic boundary-conditions
• Higher order representation of the solution with tetrahedral mesh
• User defined excitation signals and signal database
• Adaptive time stepping for 3D models
• Rigid body motion for 2D models with overlapping rotation and translation
• Periodicity boundary condition (translation) and subvolume (rotation)
• Demagnetization monitors
• Network distributed computing remote calculations

• 2D and 3D field vizualisation
• Integration and vizualisation of fields along arbitrary paths
• Flux integration
• Force and torque calculation
• Capacitance- / inductance / conductance calculation
• Export of electromagnetic field data
• Advanced reporting facilities

• Fully parametric 3D modelling
• VBA macro language
• OLE automation server
• Template based postprocessing
• Automatic, multi-dimensional parameter sweeps
• Automatic structure optimization for arbitrary goals using built-in optimizer

• CST STUDIO SUITE® - Getting Started
• CST EM STUDIO® - Workflow and Solver Overview
• Online Help System, including step-by-step tutorials

• Intel® Xeon® based PC, 4 GB RAM (8 GB recommended), DVD drive, at least 30 GB of free hard disc space (60 GB recommended).
• Fully OpenGL compliant graphic card
• Windows 7, Windows 2008 Server R2, Windows 8, Windows 2012 Server, Windows 8.1, Windows 2012 Server R2 and Windows 10
• All solvers support RedHat Enterprise Linux (RHEL) 5.x, 6.x and 7.x. and SUSE Linux Enterprise Server (SLES) 11.x. Some features may not be available, however.
• Hardware recommendation depends on your application. If in doubt, please contact your local sales office for further information. For further details, please see our hardware recommendations.

• CST EM STUDIO® is a configurable tool with a choice of 5 solver modules. The standard configuration is one full process with the static solver bundle and one additional frontend. Floating and node-locked licenses are available. Please contact your local sales office for further information.
• Note: some solvers or features may be available for hexahedral or tetrahedral meshes only.