Electromagnetic Analysis

GENETEK performs analysis of electromagnetic and electromechanical devices such as transformers, reactors, busbars, insulators, electric motors with the power of the technical software it uses. It offers solutions in the design and optimization of products.

Thanks to the analysis we are developing, you can reduce the costs of your products, improve their performance and save time by using the virtual laboratory we offer. You can always be one step ahead in today’s rapidly developing competitive market.

Time Based Analysis

Time based electromagnetic analysis offer modeling and analysis solutions in transformers and reactors for these subjects below :

  • Preparation of electromagnetic flux distributions,
  • Calculation of power losses in the core,
  • Calculation of power losses in current-carrying conductors,
  • Determination of eddy current losses in metal structural components,
  • Determination of current distributions between windings,
  • Calculation of the forces acting on the windings,
  • Design and optimization of windings, cores and other structural components

Eddy Current Analysis

Eddy current analysis achieve detailed modeling and analysis of power system components containing metal structural elements such as

  • Transformers
  • Rotating electrical machines
  • Reactors
  • Busbar applications

In this way, it is possible to obtain power losses on structural elements. Eddy current analysis achieve optimization of the design with the appropriate material selection and sizing by determining the hot spots formed by the power losses, which is the most important parameter affecting the isolation life.

Electric Field Analysis

Electric field analysis can analyze the electric field and equipotential distributions of the systems operating under different high voltage as below:

  • Insulator
  • Cable
  • Surge arrester
  • Connection terminals

Depending on the analysis results obtained, the optimum design of the isolation system can be realized. Solutions can be produced for the problems encountered or likely to be encountered in the field of these systems. It is possible to confirm jumping and approach distances with the analysis and to optimize the costs by changing the material type.

Magnetic Field Analysis

Important electrical parameters such as below can be calculated for cable and busbar systems by magnetic field analysis :

  • Electromagnetic field distribution
  • Inductance and impedance calculations
  • Short circuit forces
  • Losses on metal components caused by leakage currents

By considering the short circuit forces that may occur due to the analysis results obtained, the system can be sized appropriately and the validity of the solution suggestions can be tested by determining the points where the losses that may cause overheating are intense.

Power Cable Analysis

The following parameters can be calculated by analyzing the electrical parameters of the power cables used in all areas of energy distribution.

  • Losses due to skin effect occurring in the cable conductor
  • Eddy losses caused by high frequency current components in case the cable is operated with harmonic currents
  • Losses in the cable tray
  • Losses, induced voltages and currents depending on the bonding condition of the cable shield and armor
  • Circulation currents between cables in parallel cable systems
  • Magnetic field density around cable systems
  • Electric field distribution in cables
  • Electric field distribution of cable terminations

While making these calculations, they can be made according to the layout of the cables, their phase sequences, how the screen are bonded and the degree of loading with harmonic currents. These analyzes not only provide benefits to cable manufacturers at the design stage, but also provide advantages in the design of systems in which energy will be transported with a large number of parallel cables.

Busbar System Analysis

The following parameters can be calculated by analyzing the electrical parameters of the busbar systems, which are frequently used in energy distribution.

  • Forces on busbar conductors in case of short circuit
  • Skin effect dependent losses in the busbar conductor
  • Eddy losses caused by high frequency current components in case the busbar is operated with harmonic currents
  • Losses in busbar metal case
  • Current distributions on conductors in parallel busbar systems
  • Determination of inductance and impedance
  • Magnetic field density around busbar systems
  • Electric field distribution between busbar conductors

While making these calculations, it can be made according to the phase order of the conductors used in the busbars and the degree of loading with harmonic currents. Thanks to the obtained analysis results, parameters such as the optimum phase sequence and the number of conductors to be used can be determined according to the area of use. While these analyzes provide benefits to busbar producers at the design stage, they also provide advantages in the design of systems where energy will be transported by busbar.

Insulator and Bushing Analysis

The following parameters can be calculated with the analysis of elements such as insulators and bushings used in energy transmission and distribution.

  • Equipotential and electric field density occurring in insulator and bushing models
  • The electric field density that occurs in the model according to the change in the material properties and the sensitive points of the geometry.
  • Electric field in off axis bushing model
  • Electric field in bushing model with air gap inside
  • Forces in case of short circuit

In the analyzes, the problems encountered or likely to be encountered in the field can be modeled and the response of the system in these cases can be predicted.

Transformer Analysis

Modeling and analysis solutions are provided for the following subjects with transformer analysis.

  • Determination of electromagnetic flux distributions
  • Examination of power losses occurring in the core
  • Determination of eddy current losses in metal structural components
  • Determination of current distribution between windings
  • Calculation of the forces acting on the windings
  • Determination of extra losses due to eddy effect in windings
  • Determination of leakage reactance
  • Determination of losses in harmonic situations

Reactor Analysis

Modeling and analysis solutions are provided for the following subjects with reactor analysis.

  • Determination of electromagnetic flux distributions
  • Determination of inductance
  • Determination of losses according to air gap distribution
  • Optimization of fringe flux losses according to winding position
  • Determination of eddy effect losses according to conductor geometry
  • Determination of power losses occurring in the core