<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Magnetic decoupling principle when applied to electrical machines states that if two windings are configured for different number of pole pairs, they would not interact with each other magnetically even though they share a common magnetic core. This principle forms the basis for developing special machines where two or more machines can be integrated with the same magnetic circuit. This paper deals with formulating the mathematical analysis that determines the validity of this principle during practical conditions (i.e. non-sinusoidal winding distribution, flux saturation, etc.). Extensive Finite Element Method (FEM) simulation results from the Ansys Maxwell-2D software platform closely obey the conclusions derived from the mathematical analysis. As an example, new brushless and magnetless synchronous machines (SMs) have been developed by using this principle. It is designed by embedding an induction machine (IM) with a SM. Experimental investigations conducted on the laboratory prototype support the mathematical analysis dealt with in this paper.</p>
</abstract>

Magnetic decoupling principle when applied to electrical machines states that if two windings are configured for different number of pole pairs, they would not interact with each other magnetically even though they share a common magnetic core. This principle forms the basis for developing special machines where two or more machines can be integrated with the same magnetic circuit. This paper deals with formulating the mathematical analysis that determines the validity of this principle during practical conditions (i.e. non-sinusoidal winding distribution, flux saturation, etc.). Extensive Finite Element Method (FEM) simulation results from the Ansys Maxwell-2D software platform closely obey the conclusions derived from the mathematical analysis. As an example, new brushless and magnetless synchronous machines (SMs) have been developed by using this principle. It is designed by embedding an induction machine (IM) with a SM. Experimental investigations conducted on the laboratory prototype support the mathematical analysis dealt with in this paper.

Magnetic Decoupling: Basis to Form New Electrical Machines

Power Electronics and Drives

This work is licensed under the Creative Commons Attribution 4.0 International License.

{"article-title":"Magnetic Decoupling: Basis to Form New Electrical Machines"}

Magnetic decoupling principle when applied to electrical machines states that if two windings are configured for different number of pole pairs, they would not...

Magnetic Decoupling: Basis to Form New Electrical Machines

Published Online: Jul 01, 2024

Page range: 358 - 373

Received: Mar 27, 2024

Accepted: May 24, 2024

DOI: https://doi.org/10.2478/pead-2024-0023

Keywords
brushless synchronous generator, induction machine, magnetic decoupling principle, synchronous machine

© 2024 Yalla Tirumala Rao et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Magnetic Decoupling: Basis to Form New Electrical Machines

Published Online: Jul 01, 2024

Page range: 358 - 373

Received: Mar 27, 2024

Accepted: May 24, 2024

DOI: https://doi.org/10.2478/pead-2024-0023

Keywordsbrushless synchronous generator, induction machine, magnetic decoupling principle, synchronous machine

© 2024 Yalla Tirumala Rao et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
brushless synchronous generator, induction machine, magnetic decoupling principle, synchronous machine