Linear consequent pole Halbach array flux reversal machine
Autor: | Mohammad Abdul Hakim Raihan, Nick Baker, Kristopher Smith, Ahmed Almoraya |
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Jazyk: | angličtina |
Rok vydání: | 2019 |
Předmět: |
permanent magnets
magnetic flux finite element analysis linear machines reluctance machines stators machine theory permanent magnet motors gears permanent magnet machines linear consequent pole Halbach array flux reversal machine linear variable reluctance permanent magnet machine LVRPM armature vertically magnetised PM pole salient ferromagnetic iron pole horizontal PMs salient iron poles variable reluctance machine inherent magnetic gearing conventional synchronous PM machines machine parameters conventional Vernier Hybrid machine magnetic flux leakage unit magnet mass Engineering (General). Civil engineering (General) TA1-2040 |
Zdroj: | The Journal of Engineering (2019) |
Druh dokumentu: | article |
ISSN: | 2051-3305 |
DOI: | 10.1049/joe.2018.8110 |
Popis: | This paper presents a linear variable reluctance permanent magnet (LVRPM) machine where the armature winding and inset Halbach array permanent magnets (PMs) are mounted on E-core stators. The Halbach array consists of a vertically magnetised PM pole and a salient ferromagnetic iron pole (split tooth) sandwiched between two horizontal PMs. The translator consists solely of laminations with salient iron poles. As a variable reluctance machine, it exhibits inherent magnetic gearing and a higher force and power density than the conventional synchronous PM machines. Finite element analysis (FEA) has been used to investigate the effect of machine parameters. The logical development of the LVRPM from the more conventional Vernier Hybrid machine is presented, including a near 50% reduction in magnetic flux leakage and a higher flux per unit magnet mass. |
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