Abstract
In this paper, the magnet arrangement for a manufactured Double Layer Interior Synchronous Permanent Magnet Motor (DLISPMM) for Electric Vehicle (EV) applications is investigated. In a first step, the manufactured motor is optimized for its nominal condition, by using a particular design of experiment (DOE) method. In a second step, a comparative analysis for the two types of DLISPMMs for a wide speed range operation is performed, by using a parametric Finite Element (FE) model, for calculation of the main machine characteristics, in conjunction with a convenient dynamic model, considering magnetic saturation, for implementation of field weakening control. The initial linear and the final, considering magnetic saturation, dynamic models are evaluated. Finally, the initial and final designs are compared in terms of the main operating characteristics for both nominal low speed and high speed field weakening operation.
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