Results 31 to 40 of about 64,856 (310)

Reference Input Signals Formation for Induction Motor Control in Traction Drive

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2023
The purpose of this work is to build the analytical improved (with resistances estimation) real time computation of the reference inputs for rotor flux and torque in the vector control system of an induction motor of a traction electric drive.
O. F. Opeiko
doaj   +1 more source

A novel flux-controllable vernier permanent-magnet machine [PDF]

open access: yes, 2011
Session GR: Permanent Magnet Special Motors (Poster Session): GR-01By artfully integrating the vernier structure and the DC field winding together, a novel flux-controllable vernier permanent-magnet (FCVPM) machine is proposed, which has the merits of ...
Chau, KT, Liu, C, Zhong, J
core   +1 more source

Synchronous Flux Weakening Control With Flux Linkage Prediction for Doubly-Fed Wind Power Generation Systems

open access: yesIEEE Access, 2017
Under grid-voltage dips, there exist dc and negative sequence components in the stator and rotor flux of doubly-fed induction generator (DFIG). As a result, higher transient overcurrent is generated in the rotor.
Meng Wang   +4 more
doaj   +1 more source

Direct flux and current vector control for induction motor drives using model predictive control theory [PDF]

open access: yes, 2017
The study presents the direct flux and current vector control of an induction motor (IM) drive, which is a relatively newer and promising control strategy, through the use of model predictive control (MPC) techniques.
Alberto Tenconi   +14 more
core   +1 more source

Novel Mechanical Flux-Weakening Design of a Spoke-Type Permanent Magnet Generator for Stand-Alone Power Supply

open access: yesApplied Sciences, 2023
In this paper, a novel mechanical flux-weakening design of a spoke-type permanent magnet generator for a stand-alone power supply is proposed. By controlling the position of the adjustable modulator ring mechanically, the total induced voltage, i.e., the
Mingyuan Jiang, Shuangxia Niu
doaj   +1 more source

Self-learning Direct Flux Vector Control of Interior Permanent Magnet Machine Drives [PDF]

open access: yes, 2017
This paper proposes a novel self-learning control scheme for interior permanent magnet synchronous machine (IPMSM) drives to achieve maximum torque per ampere (MTPA) operation in constant torque region and voltage constraint maximum torque per ampere ...
Koc, M., Sun, T., Wang, J.
core   +1 more source

Wide Speed Range Operation Strategy of Indirect Matrix Converter–Surface Mounted Permanent Magnet Synchronous Motor Drive

open access: yesEnergies, 2021
In order to expand the speed range for an indirect matrix converter–surface mounted permanent magnet synchronous motor drive (IMC-SPMSM), a wide speed range operation control strategy based on a flux-weakening control and an over-modulation method is ...
Nuofan Zou   +3 more
doaj   +1 more source

Control Strategies for Open-End Winding Drives Operating in the Flux-Weakening Region [PDF]

open access: yes, 2013
This paper presents and compares control strategies for three-phase open-end winding drives operating in the flux-weakening region. A six-leg inverter with a single dc-link is associated with the machine in order to use a single energy source.
BRUYERE, Antoine   +4 more
core   +5 more sources

Atmospheric Circulation Response to Short-Term Arctic Warming in an Idealized Model [PDF]

open access: yes, 2020
Recent Arctic sea ice loss in fall has been posited to drive midlatitude circulation changes into winter and even spring. Past work has shown that sea ice loss can indeed trigger a weakening of the stratospheric polar vortex, which can lead to delayed ...
Hell, Momme C.   +2 more
core   +2 more sources

An enhanced feedforward flux weakening control for high‐speed permanent magnet machine drive applications

open access: yesIET Power Electronics, 2021
Permanent magnet machines have been used in the high‐speed drive applications due to their high‐efficiency, high‐power‐density, and wide‐speed range characteristics.
Xiaoyu Lang   +5 more
doaj   +1 more source

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