[PDF] Top 20 High speed solid rotor permanent magnet machines: concept and design
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High speed solid rotor permanent magnet machines: concept and design
... the design is working within the operational temperature range, a thermal analysis is carried out for different slit ...the design, the space between the slit and the slit depth are set to be ...the ... See full document
10
Design of a stator for a high speed turbo generator with fixed permanent magnet rotor radius and volt ampere constraints
... PM machines with volt-ampere limita- tions is a well-documented problem ...PM machines to achieve expanded operating torque/speed ...the magnet thickness have also been studied by the authors ... See full document
10
Fundamental study and optimization of outer rotor hybrid excitation flux switching generator for grid connected wind turbine applications
... Synchronous machines come in all sizes and shapes, from the miniature permanent magnet synchronous motor in wall-clocks, to the largest steam-turbine driven generators of up to about 1500 ... See full document
40
Comparative study of permanent magnet synchronous and permanent magnet flux switching machines for high torque to inertia applications
... In this paper, two machine topologies namely PMSM and PMFS have been investigated and compared in terms of torque to inertia ratio (with effect on dynamic performance) and its influence on the machine design ... See full document
7
Comparison Between Line Start PM Synchronous Motor and Induction Motor With Same Nominal Power and Same Pole Pairs When Fed By VF Control Drive
... for high efficiency motors in various industrial products, in order to save more energy is ...a permanent magnet synchronous motor with a smaller but more efficient than electric machines can ... See full document
7
Split ratio optimisation of high-speed permanent magnet brushless machines considering mechanical constraints
... low-to-medium speed PM machines, one of the most significant design considerations is the mechanical ...Under high-speed operation, the rotor components will suffer huge ... See full document
12
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... synchronous machines given in [7] which is validated by experiment, shows that it is preferable to laminate the rotor core of such machines in the radial direction instead of axially due to the large ... See full document
5
Diagnostic Method of Rotor Cracks and Local Demagnetization by Using the Measuring Coils for the Permanent Magnet Synchronous Machines
... Permanent Magnet Synchronous Machines (PMSMs) have found wide application in all ...a high specific torque and specific power, which makes it possible to effectively use them in transport, oil, ... See full document
14
A high speed permanent magnet machine for fault tolerant drivetrains
... electrical machines can potentially reduce the overall system weight for safety critical drive applications by introducing redundancy of less reliable components rather than having redundancy at the drive system ... See full document
9
Analytical Modeling of Magnetic Field Distribution in Inner Rotor Brushless Magnet Segmented Surface Inset Permanent Magnet Machines
... the permanent magnets of an axial-flux PM machine simulating different segmentation ...flux permanent magnet motor ...the high-speed PM ...reduce magnet eddy current loss, and ... See full document
11
DEVELOPMENT OF NEW DESIGN TO IMPROVE THE PERFORMANCE OF PERMANENT MAGNET SYNCHRONOUS RELUCTANCE MOTOR USING FINITE ELEMENT METHOD
... Permanent Magnet Synchronous Reluctance Motors are receiving much attention due to their high speed, power density and efficiency ...(1)The permanent magnets made of rare earth and ... See full document
11
Study and Analysis of Savonious Vertical Axis Wind Turbine with Neodymium Permanent Magnet Rotor
... and high initial ...Neodymium permanent magnet rotor with the most efficient design of blades which will increase the efficiency of the this ... See full document
6
Eddy-current loss in the rotor magnets of permanent-magnet brushless machines having a fractional number of slots per pole
... the permanent magnets of brushless machines is often neglected ...the permanent magnets and which employ concentrated ...a high power density [2]–[7], and the coils may be wound only on ... See full document
9
A New Outer Rotor Permanent Magnet Flux Switching Machine using Segmental Rotor for Electric Scooter
... eliminating high cost of fossil fuel and environmental pollution that contributes to global ...mounted Permanent Magnet (PM) motor type 11“ Radial Hub and is not suitable for a distance travel up to ... See full document
7
A general framework for the analysis and design of tubular linear permanent magnet machines
... be longer than the other dependent on the required stroke. Generally, the preferred topology depends on the application. Slotted iron-cored topologies usually have a higher force density, but may also produce an ... See full document
16
Magnet Eddy Current Loss Reduction in Permanent Magnet Machines
... of rotor shape can also offer good ...different rotor shapes for magnet eddy current loss ...interior permanent magnet (IPM) machine, and there might be a mechanical problem if they are ... See full document
12
Radial force control of Multi Sector Permanent Magnet machines considering radial rotor displacement
... Luca Papini received his Bachelor degree (Hons.) and Master degree (Hons.) in Electrical engineering in 2009 and 2011, respectively, both from the University of Pisa, Italy. He's been visiting student at The University ... See full document
6
Impact of soft magnetic material on design of high speed permanent magnet machines
... the machines designed with Si-Steel at high core flux density are considerably lower in weight and achieves lower core losses than the Co-Iron ...in high core-losses that outweigh the higher ... See full document
10
Assessment of Materials for High-Speed PMSMs Having a Tooth-Coil Topology
... The rotor consists of a full cylindrical diametrically magnetized PM inside a retaining ...the machines were performed using the Cedrat Flux software ...FEM design process of the tooth-coil machine ... See full document
11
Rotor resonances of high-speed permanent-magnet brushless machines
... the rotor laminations are given in the Appendix, while the measured natural frequency spectrum is shown in ...the rotor without contributing to the axial ... See full document
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