Results 31 to 40 of about 9,734 (275)

Effect of Demagnetization on a Consequent Pole IPM Synchronous Generator

open access: yesEnergies, 2020
The design and analysis of a permanent magnet synchronous generator (PMSG) are presented. The interior permanent magnet (IPM) rotor was designed asymmetric and with the consequent pole approach.
Roberto Eduardo Quintal Palomo   +1 more
doaj   +1 more source

A globally exponentially stable position observer for interior permanent magnet synchronous motors

open access: yes, 2020
The design of a position observer for the interior permanent magnet synchronous motor is a challenging problem that, in spite of many research efforts, remained open for a long time.
Choi, Jongwon   +4 more
core   +1 more source

Online optimal flux-weakening control of permanent-magnet brushless AC drives [PDF]

open access: yes, 2000
An enhanced online optimal control strategy, which maximizes the flux-weakening performance of a brushless AC motor, is described, and applied to motors having different rotor topologies: interior (radial or circumferential), inset, and surface-mounted ...
Chen, Y.S., Howe, D., Zhu, Z.Q.
core   +1 more source

Core Loss Analysis of Interior Permanent Magnet Synchronous Machines under SVPWM Excitation with Considering Saturation

open access: yesEnergies, 2017
Core loss is one of the significant factors affecting the high power density of permanent magnet machines; thus, it is necessary to consider core loss in machine design. This paper presents a novel method for calculating the core loss of permanent magnet
Yanli Feng, Chengning Zhang
doaj   +1 more source

Iron loss in permanent-magnet brushless AC machines under maximum torque per ampere and flux weakening control [PDF]

open access: yes, 2002
The airgap flux density distribution, flux density loci in the stator core, and the associated iron loss in two topologies of brushless AC motor, having a surface-mounted magnet rotor and an interior-mounted magnet rotor, respectively, are investigated ...
Chen, Y.S., Howe, D., Zhu, Z.Q.
core   +1 more source

Optimization Design of Permanent Magnet Synchronous Motor Based on Multi-Objective Artificial Hummingbird Algorithm

open access: yesActuators
The interior permanent magnet synchronous motor (IPMSM) is known for its high output torque, strong overload capacity, and high power density, making it a popular choice in the electric vehicle industry.
Shaoru Zhang   +5 more
doaj   +1 more source

Speed and Current Control of Permanent Magnet Synchronous Motor Drive Using IMC Controllers

open access: yesAdvances in Electrical and Computer Engineering, 2012
The paper describes a current and speed control of the permanent magnet synchronous motor with vector control. For a current and speed controller, the Internal Model Control (IMC) method was chosen for its good tracking capability and demands on the ...
BRANDSTETTER, P., KRECEK, T.
doaj   +1 more source

Torque prediction using the flux-MMF diagram in AC, DC, and reluctance motors [PDF]

open access: yes, 1996
This paper uses the flux-MMF diagram to compare and contrast the torque production mechanism in seven common types of electric motor. The flux-MMF diagram is a generalized version of the flux-linkage versus current (ψ-i) diagram for switched-reluctance ...
Deodhar, R.P.   +3 more
core   +1 more source

Analytical modeling of open-Circuit air-Gap field distributions in multisegment and multilayer interior permanent-magnet machines [PDF]

open access: yes, 2009
We present a simple lumped magnetic circuit model for interior permanent-magnet (IPM) machines with multisegment and multilayer permanent magnets. We derived analytically the open-circuit air-gap field distribution, average air-gap flux density, and ...
Chan, C.C.   +3 more
core   +1 more source

Torque Performance and Permanent Magnet Arrangement for Interior Permanent Magnet Synchronous Motor

open access: yesIEEJ Transactions on Industry Applications, 2006
The use of the interior permanent magnet synchronous motor (IPMSM) has increased in the industrial field because of its excellent characteristics, such as high efficiency, wide range of speed operation and flexibility of the rotor structure. Therefore, the IPMSM, especially one using the rare earth permanent magnet, is being actively studied.In the ...
Naohisa Matsumoto   +3 more
openaire   +2 more sources

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