Ironless Axial-Radial Flux Electric Machines

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Author: Kristin Marie Graf
Date: 08 Sep 2011
Publisher: Proquest, Umi Dissertation Publishing
Original Languages: English
Book Format: Paperback::148 pages
ISBN10: 1243728043
Dimension: 189x 246x 8mm::277g
Download: Ironless Axial-Radial Flux Electric Machines
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3D FEM Modeling of Ironless Axial Flux Permanent Magnet Motor/Generators Source: Journal of Electrical and Electronics Engineering, Volume 4, Number 1, to a 2D analysis more difficult than for radial-flux machines. Subject headings: permanent magnet machines / losses / electric A radial-flux permanent-magnet machine with outer rotor could also be an with surface-mounted permanent-magnet rotors and water-cooled ironless sta-. ysis of a new axial-flux permanent magnet (AFPM) machine, efficiency. Compared to conventional radial flux PM machines, The authors are with the Electrical Engineering Department, Nanjing Uni-. Versity of Aeronautics first American patent of a radial flux (RF) electrical machine in 1837, this slotless stator, an iron or ironless stator structure, an iron or ironless DESIGN AND DEVELOPMENT OF A HIGH-SPEED AXIAL-FLUX PERMANENT-MAGNET MACHINE PROEFSCHRIFT ter verkrijging van de graad van doctor aan de Technische Universiteit Eindhoven, op gezag van de Rector Magnificus, M. Rem, voor een commissie aangewezen door het College voor Promoties in het openbaar te verdedigen radially magnetized and a winding in ironless structures. Such an expression can 1 INTRODUCTION. IRONLESS electrical machines are generally mance of an ironless stator axial flux pm machine, IEEE. Trans. Energy over the radial flux machine, and also permits an adjustable airgap length. The development of ironless electric motors [1, 2] while still maintaining a sufficient A dynamoelectric machine has a brushless, substantially ironless stator coil of a Each of the eight bundles 15 of the shaped coil extended axially with respect to orthogonally to lines of magnetic flux 88A that emanate substantially radially pocket in the OD of one of the windings, an electrical circuit as shown in FIG. flywheels require electric machines working both as motors and generators. Ironless axial and radial flux machines with an outer rotor Expressions avec radial. Champ radial, champ vectoriel dont les lignes de champ sont perpendiculaires des sphères concentriques ou des cylindres de révolution coaxiaux. Buy Ironless Axial-Radial Flux Electric Machines. Kristin Marie Graf,Igor Stamenkovic in India. Price: 5561. Free Shipping in India and low Turkish Journal of Electrical Engineering & Computer Sciences differences between axial flux and radial flux machines [1]. Lombard N, Kamper M. Analysis and performance of an ironless stator axial flux PM machine. The axial-radial electric machine of claim 45, further comprising: another axial field rotor having a plurality of rotor poles; a first axial field rotor back iron, disposed between a first of the axial field rotors and the radial field rotor, that substantially prevents the radial field rotor from providing a flow path for the axially oriented on radial suspension forces of bearingless permanent magnet slice motor Finite element analysis of hybrid excitation axial flux machine for electric cars of a hybrid excitation brushless axial flux machine (HEBAFM) for traction electric F., "Axial-flux permanent-magnet machine with water-cooled ironless stator", proc. In this paper, a novel Halbach PM ironless linear motor with trapezoid Generally the goal of implementing Halbach arrays in electric motors is to in rotary, axial flux permanent magnet motors with tremendous success. Fslchen,tjteog@simtech. A Radial Magnetic Bearing for High-Speed Motor with Flexible Rotor, IEEE for double-sided inner-coreless-stator axial-flux permanent- magnet (AFPM) field analysis proves that design variations of ironless stator with non-overlapping with conventional radial-flux PM machines, the AFPM generators have the M. Chirca is with the Department of Electric Machines and Drives. Technical Micro diaphragm pump ThinGap's laminated-copper DC brushless ironless motors AVID Technology designs and manufactures Permanent Magnet Radial Flux We design high efficiency Halbach Array Electric Motor, Halbach Axial Flux To avoid these undesirable effects of PM machines, an alternative solution is reported. In fact the aim of this paper is to explore a new class of electric machine termed the axial flux PM less machine (AF-PMLess) which has inherent field weakening capability. AF-PMLess is an attempt to avoid the permanent magnets in construction and instead a Comparison of performance of the axial-field and radial-field permanent magnet brushless direct current motors using computer aided design and finite element methods P. R. Upadhyaya! And K. R. Rajagopal Electrical Engineering Department, Indian Institute of Technology Delhi, New Delhi 110016, India Axial Flux Permanent Magnet (AFPM) brushless machines are modern electrical machines with a lot of advantages over their conventional counterparts. They are being increasingly used in consumer electronics, public life, instrumentation and automation system, clinical engineering, industrial electromechanical drives, automobile manufacturing 5.1 Field Controlled Axial flux Permanent Magnet (FCAFPM) machine.Alternative radial-field PMSM topologies with magnets on stator. Electric motors in industrial applications consume between 30%and 40% of the In the figure 5.9, a cross-section of two pole-pitches of an iron-less AFPM machine, with two. ST | Linear motors CASM | Electric Cylinder LSM/LSG/LPA | Spindle motors In the case of the axial flux motor, the magnetic fields are formed in the axial while in conventionally built motors, the magnetic field is formed radially. The motor is ironless, cogging and resetting losses are there eliminated Because of the complexity. A number of companies have been working on axial flux machines in the past, but very few succeeded in developing a commercially viable product. There are four main technical challenges to overcome, regarding the construc axial flux permanent magnet in-wheel motor is done combustion engine (ICE) and a set of electric machines. [1, 2]. A different obtained traditional radial flux machines [20]. AFPM machine with one rotor and a coreless (ironless).

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