<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The authors analyze the advantages and disadvantages of brushless synchronous electric machines with radially and non-radially mounted rectangular permanent magnets. The results show that the proposed nonradial mounting of permanent magnets considered in the paper, in several cases (e.g. multi-pole brushless generators with tooth windings of the armature) allows achievement of the following advantages: better technology of manufacturing the electric machine owing to simple packing of the stator winding in the stator open slots, which also increases the copper slot fillfactor; reduction in the mass-and-size of permanent magnets at least twice; significantly lower cost of the electric machine; and, finally, its greater specific power.</p></abstract>

The authors analyze the advantages and disadvantages of brushless synchronous electric machines with radially and non-radially mounted rectangular permanent magnets. The results show that the proposed nonradial mounting of permanent magnets considered in the paper, in several cases (e.g. multi-pole brushless generators with tooth windings of the armature) allows achievement of the following advantages: better technology of manufacturing the electric machine owing to simple packing of the stator winding in the stator open slots, which also increases the copper slot fillfactor; reduction in the mass-and-size of permanent magnets at least twice; significantly lower cost of the electric machine; and, finally, its greater specific power.

Electric Machines with Non-Radially Mounted Rectangular Permanent Magnets / Elektriskās Mašīnas Ar Prizmatiskiem Neradiāli Novietotiem Pastāvīgajiem Magnētiem

Institute of Physical Energetics, 21 Aizkraukles Str., Riga, LV-1006, LATVIA

Riga Technical University, 1. Kronvalda Blvd., Riga, LV-1010, LATVIA

Latvian Journal of Physics and Technical Sciences

The authors analyze the advantages and disadvantages of brushless synchronous electric machines with radially and non-radially mounted rectangular permanent...

Electric Machines with Non-Radially Mounted Rectangular Permanent Magnets / Elektriskās Mašīnas Ar Prizmatiskiem Neradiāli Novietotiem Pastāvīgajiem Magnētiem

Published Online: May 22, 2013

Page range: 15 - 22

DOI: https://doi.org/10.2478/lpts-2013-0008

Keywords
electric machine, permanent magnets, non-radial orientation

This content is open access.

Electric Machines with Non-Radially Mounted Rectangular Permanent Magnets / Elektriskās Mašīnas Ar Prizmatiskiem Neradiāli Novietotiem Pastāvīgajiem Magnētiem

Published Online: May 22, 2013

Page range: 15 - 22

DOI: https://doi.org/10.2478/lpts-2013-0008

Keywordselectric machine, permanent magnets, non-radial orientation

This content is open access.

Keywords
electric machine, permanent magnets, non-radial orientation