Axial Flux machineEddy currentsFEMThere are different simulation methods for coreless Axial-Flux Permanent Magnet (AFPM) machines, but no general consent on the most efficient technique. The inherent three-dimensional (3D) geometry of axial-flux machines makes the reduction to a 2D analysis more ...
This paper presents integrated design and analysis of a new axial-flux permanent magnet (AFPM) machine, which consists of an ironless stator with double-layer concentrated non-overlapping windings and twin external rotors with Halbach-array PMs. A general sizing equation based on fundamental theory,...
In Section3, the methods for designing AFPMSMs with an iron core to optimize motor parameter design, structure design, and material are summarized. Section4summarizes the research on the disc coreless permanent magnet synchronous motor (DCPMSM) design-optimization methods, where motor-structure design...
No mechanical drive losses, no rotor copper losses due to the permanent magnet excitation and no stator eddy current losses in the ironless (coreless) statorThe efficiency of Maglev generator, depending on the model, is up to 98%.Small dimension and weightThe Ma...
Low power AFPM machines are frequently designed as machines with slotless windings and surface PMs. As the output power of the AFPM machines increases, the contact surface between the rotor and the shaft in proportion to the power becomes smaller. 2 AXIAL FLUX PERMANENT MAGNET BRUSHLESS MACHINES ...
In this article, an analytical model of an ironless axial flux permanent magnet machine (AFPM) is proposed for electromagnetic force calculation. And the vibration of the machine is analyzed combined with the electromagnetic force and modal shape. Firstly, the causes of the machine vibration are ...
Comparing with conventional PM machines, ironless stator axial flux permanent magnet (AFPM) machine topologies with Litz wire windings allow designs with higher compactness, lightness and efficiency, which are suitable for high-frequency and high-power density applications. Based on the motor ...
However, to produce sufficient torque, ironless generators are normally designed with large diameters, which can be a challenge to the machine芒聙聶s structural reliability. The ironless multi-stage axial-flux permanent magnet generator (MS-AFPMG) has the advantages of ironless machines but a ...
This improved design strategy is used to investigate the optimal ironless MS-AFPMG. Some intrinsic features of this kind of machine are revealed.Keywords: Genetic algorithm,聽ironless multi-stage axial-flux permanent magnet generators,聽machine optimization,聽offshore wind turbines,...
Industrial engineering Ironless axial-radial flux electric machines ILLINOIS INSTITUTE OF TECHNOLOGY Ali Emadi StamenkovicIgorThis Ph.D. dissertation presents a novel family of iron-less axial-radial flux electric machines. As an example, a new brushless permanent magnet machine with concentric ...