ElecNet

Features

ElecNet uses the finite element method to solve for the electric field strength, forces, capacitances and other quantities. Each module is tailored to simulate different types of electric fields and is available separately for both 2D & 3D designs.

Electric fields Solvers

Transient or Time-varying electric fields

  • Simulates transient electric fields produced by transient voltages
  • Non-linear permittivity and conductivity
  • Accounts for displacement currents
  • Supports floating conductors
  • Electrical conduction and lossy dielectrics
  • Second-order time stepping
  • Resume Feature: pause at a particular time step for inspection

AC or Time Harmonic electric fields

  • Simulates electric fields produced by specified AC voltages
  • Analysis based on a single frequency using phasors (complex domain)
  • Accounts for displacement currents
  • Supports floating conductors
  • Electrical conduction and lossy dielectrics

Static fields

  • Simulates static electric fields produced by specified DC voltages and charge distributions
  • Supports floating conductors

Current Flow

  • Simulates the DC current distribution produced by specified DC voltages on electrodes in contact with conducting material

Common Solver Features

  • All solvers are multithreaded for true multicore support
  • Symmetry for reducing solution domain
  • Parametric Module for "What if?" analysis
  • Coupling with ThermNet 2D/3D
  • Optimization with OptiNet

Geometric Modeling & Importing

  • 3D ACIS® Modeler from Spatial
  • DXF/SAT imported natively
  • Pro/E, STEP, IGES, CATIA and Inventor import modules available
  • Full Boolean operations
  • Multi-Sweep function for complex geometries

Meshing Tools

  • Adaptive strategy determines where refinements are needed after each step by:
    • Subdividing elements (2D/3D)
    • Increasing the polynomial order (3D)
    • Both techniques combined (3D)
  • Mesh layers for skin depth analysis and highly anisotropic volume elements
  • Separate mesh for coupled thermal problems (with ThermNet)
  • Extensive manual meshing controls

Material Library

  • Pre-defined library of linear, nonlinear and anisotropic materials
  • Advanced loss computation based on Steinmetz equation
  • User-defined easily added with Material Editor & curve fitting utilities

Parametric Studies & What-if Analysis

  • Perform multiple experiments for "What if?" analysis
  • Any quantity can be parameterized (e.g. geometric features, materials, mesh settings) and can be varied through a user-specified range of values

Scripting

  • Automate repetitive tasks
  • Link to third party software such as Excel® or MatLab®
  • Customize MagNet for your needs

Results

  • Electric Field Intensity (E)
  • Voltage
  • Electric Energy
  • Flux Density
  • Force
  • Net Current Flow
  • Power Loss
  • Displacement Field
  • Current density
  • Conductivity
  • Resistance and capacitance matrices of electrodes
  • And more

Post-Processing

All of the data is available in a variety of formats and easily accessible with the Post-Processing and Project toolbars: