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Application: Levitators

This unique page has been specifically created to make it easier for you to obtain information that is pertinent to your particular application needs. The links provided here will help to focus your search and to eliminate unnecessary navigation through our entire web site. We recommend that you bookmark this page, as it will be regularly updated, when applicable, with the most current information available on our site.

 

Recommended products

Based on your application, we recommend the following products and simulation capabilities:


Low Frequency Electromagnetics

  • Time-harmonic solver 2D / 3D
  • Transient solver 2D / 3D
  • Transient with Motion solver 2D/3D


Design Optimization

Features of these products:

  • Geometric Modeler
    Easy to use Extrusion-Based and Solid Modeling tools make even the most complicated designs quick and painless to draw.

  • Material Library and Modeler
    Standard and customizable user library for creating materials with desired behavior and properties.

  • Circuit Modeler (MagNet only)
    Connect your device to external drives and loads.

  • Meshing & Adaption
    Automatic or user-defined mesh generation with adaption tools for refinements.

  • Boundary Conditions
    Specify the behavior of the unknown fields on the outer surfaces of the model.
  • Parameterization
    Parameterize any system and user defined variables for powerful "what-if" analysis.

  • Customization & Automation
    Find out more on how Infolytica's powerful scripting engine allows our products to work with any programming environment that implements ActiveX scripting and OLE Automation, such as Visual Basic Script, Java Script, Perl, etc.

Gallery Spotlight -- Levitators


MagLev Startup
This gallery page demonstrates a variation of the MagLev suspension system that implements the "Magnetic River" concept; it is based on repulsion forces from dynamically induced eddy currents. The idea is to use the same set of coils for both levitation and propulsion. In the motor example shown on this page, the coil structure is in a transverse flux configuration similar to that used in the prototype NASA MagLev for a shuttle launch system.
more... »

Other "Levitators" examples of our software in action :

Levitation with arbitrary motion
Here is an example of an aluminum plate that is 3 mm thick and positioned above two coils whose current is 180 degrees out of phase. The motion of the plate when the initial position is off center can be modeled using three degrees of freedom: translation along the x and y-axes and rotation about the z-axis.

Perforated Levitating Disk
This page examines a disc that first jumps from its resting position, oscillates for a certain period until finally levitating at a specific height above a coil, which is using an AC current as its input source. Of the two animations that accompany this page, one shows the dynamic position of the levitating plate whilst the other demonstrates the current density of the plate through a few cycles.

Case Studies

Example(s) of how you can develop real-life solutions using Infolytica software:

Note All Case Studies are in PDF format.

3D Case Studies Time Harmonic Problems:

  • AC Induction Levitator
    This case study examines the resulting induced current density in an aluminum channel above an array of U-core electromagnets energized from a low-frequency AC supply.
  • Levitator Shape Optimization
    This case study examines how you can implement an optimization algorithm in another application such as Microsoftİ Excel, and use this to interact with MagNet to get solutions for successive optimization steps.