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  • Finite-Element Model Reduction of Surface-Mounted Permanent Magnet Machines...

    Archive ouverte: Article de revue

    Al Eit, M. | 2018-09

    International audience. This paper presents a methodology that allows taking advantage of the geometrical periodicity of electrical machines together with the modeling of rotor motion. It enables by means of the dis...

    ... discrete Fourier transform (DFT) to reduce the large-scale system obtained from the finite-element model to several smaller independent subsystems, allowing...

    ... Discrete Fourier transform (DFT), electromagnetic fields, finite-element (FE) analyses, geometrical periodicity, model reduction, rotating electric machines,...

    ... discrete Fourier transform (DFT). In a practical way, if an FE model presents a kind of magnetic symmetry due to a common periodicity between the geometry...

  • Exploitation of independent stator and rotor geometrical periodicities in e...

    Archive ouverte: Article de revue

    Al Eit, Moustafa | 2019

    International audience. In this paper we present a-priori model reduction technique that enables to take full advantage of the periodicity existing in the stator and rotor geometrical structures of electrical machin...

    ... discrete Fourier transformations on the stator and rotor periodic structures independently. Secondly, the Schur complement is introduced in the new...

    ... discrete Fourier transform components. This model reduction approach is applied on a buried permanent magnet machine and has successfully...

    ... discrete Fourier transforms (DFT) applied to the two distinct periodic structures of the stator and rotor domains. In a second step when the...