Results 81 to 90 of about 83,119 (202)

Identification of sensitive R-L parameters of a Multi-phase drive by a vector control [PDF]

open access: yes, 2008
This paper focuses on an experimental method to determine the electric parameters of a seven-phase low-voltage multiphase drive. The drive is a belt driven starter-alternator for powerful cars with Hybrid Electrical Vehicles (HEV) functions.
Bouscayrol, Alain   +5 more
core   +1 more source

The Essential Role and the Continuous Evolution of Modulation Techniques for Voltage-Source Inverters in the Past, Present, and Future Power Electronics [PDF]

open access: yes, 2016
The cost reduction of power-electronic devices, the increase in their reliability, efficiency, and power capability, and lower development times, together with more demanding application requirements, has driven the development of several new inverter ...
García Franquelo, Leopoldo   +4 more
core   +1 more source

Guiding the Selection of Multi-Vector Model Predictive Control Techniques for Multiphase Drives

open access: yesMachines
A diverse group of so-called multi-vector techniques has recently appeared to enhance the control performance of multiphase drives when a direct control strategy is implemented. With different numbers of switching states and approaches for estimating the
Juan Jose Aciego   +4 more
doaj   +1 more source

Electrically driven magnetism on a Pd thin film [PDF]

open access: yes, 2009
Using first-principles density functional calculations we demonstrate that ferromagnetism can be induced and modulated on an otherwise paramagnetic Pd metal thin-film surface through application of an external electric field.
E. Y. Tsymbal   +4 more
core   +4 more sources

Nonlinear vector control of multiphase induction motor using linear quadratic regulator and active disturbances rejection control under disturbances and parameter variations

open access: yesElectrical engineering & Electromechanics
Introduction. This paper introduces a hybrid control strategy for multiphase induction motors, specifically focusing on the dual star induction motor (DSIM) by integrating active disturbances rejection control (ADRC) and linear quadratic regulator (LQR).
S. E. Rezgui, Z. Darsouni, H. Benalla
doaj   +1 more source

Flux Weakening Strategy Optimization for Five-Phase PM Machine with Concentrated Windings [PDF]

open access: yes, 2012
The paper applies an Efficient Global Optimization method (EGO) to improve the efficiency, in flux weakening region, of a given 5-phase Permanent Magnet (PM) machine. An optimal control for the four independent currents is thus defined.
ASLAN, Bassel   +3 more
core   +4 more sources

A novel double quad-inverter configuration for multilevel twelve-phase open-winding converter [PDF]

open access: yes, 2016
This paper work articulates the novel proposal of double quad-inverter configuration for multilevel twelve-phase open-winding ac converter. Modular power units are developed from reconfigured eight classical three-phase voltage source inverters (VSIs ...
Blaabjerg, Frede   +4 more
core   +3 more sources

Predetermination of Currents and Field in Short-Circuit Voltage Operation for an Axial-Flux Permanent Magnet Machine [PDF]

open access: yes, 2008
Risk of irreversible magnet demagnetization during short-circuit fault is analyzed in case of an axial-flux dual-rotor machine, using a three-dimensional finite-element method (3D-FEM).
HENNERON, Thomas   +3 more
core   +3 more sources

FPGA Implementation of a General Space Vector Approach on a 6-Leg Voltage Source Inverter [PDF]

open access: yes, 2011
A general algorithm of a Space Vector approach is implemented on a 6-leg VSI controlling a PM synchronous machine with three independent phases. In this last case, the necessity of controlling the zero-sequence current motivates the choice of a special ...
BRUYERE, Antoine   +6 more
core   +6 more sources

Conventional Space-Vector Modulation Techniques versus the Single-Phase Modulator for Multilevel Converters [PDF]

open access: yes, 2010
Space-vector modulation is a well-suited technique to be applied to multilevel converters and is an important research focus in the last 25 years. Recently, a single-phase multilevel modulator has been introduced showing its conceptual simplicity and
Carrasco Solís, Juan Manuel   +6 more
core  

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