Results 31 to 40 of about 13,218 (204)

New Brushless Synchronous Machine for Vehicle Application

open access: yesSAE Technical Paper Series, 2007
<div class="htmlview paragraph">The results of theoretical and experimental investigations of the special synchronous machine and the electrical drive on its base are submitted.</div> <div class="htmlview paragraph">This paper covers the principle of operation the brushless synchronous machine, its experimental characteristics ...
Usinin Yu.S.   +3 more
openaire   +2 more sources

Influence of machine topology and cross-coupling magnetic saturation on rotor position estimation accuracy in extended back-EMF based sensorless PM brushless AC drives [PDF]

open access: yes, 2007
The influence of the machine topology and dq-axis cross-coupling on the rotor position estimation error in an extended back-EMF based sensorless brushless AC drive is investigated by both finite element analysis and experimentally on four brushless AC ...
Bingham, Chris   +4 more
core   +1 more source

USING OF OBJECT-ORIENTED DESIGN PRINCIPLES IN ELECTRIC MACHINES DEVELOPMENT

open access: yesElectrical engineering & Electromechanics, 2016
Purpose. To develop the theoretical basis of electrical machines object-oriented design, mathematical models and software to improve their design synthesis, analysis and optimization. Methodology. We have applied object-oriented design theory in electric
N.N. Zablodskii   +2 more
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

Model-Based Control System Design of Brushless Doubly Fed Reluctance Machines Using an Unscented Kalman Filter

open access: yesEnergies, 2021
The Brushless Doubly Fed Reluctance Machine (BDFRM) is an emerging alternative for variable speed drive systems, providing a significant downsizing of the power electronics converter.
Yassine Benômar   +4 more
doaj   +1 more source

Influence of skew and cross-coupling on flux-weakening performance of permanent-magnet brushless AC machines [PDF]

open access: yes, 2009
A method is proposed for predicting the flux-weakening performance of permanent-magnet (PM) brushless ac machines accounting for skew and d-q axis cross-coupling.
Chen, J.T.   +5 more
core   +1 more source

Cost-Effective Single-Inverter-Controlled Brushless Technique for Wound Rotor Synchronous Machines

open access: yesIEEE Access, 2020
This paper proposes a cost-effective brushless technique for wound rotor synchronous machines (WRSMs). The proposed technique involves a traditional current-controlled voltage source inverter that utilizes a simple hysteresis-controller-based current ...
Syed Sabir Hussain Bukhari   +3 more
doaj   +1 more source

Eccentricity fault detection in brushless doubly fed induction machines

open access: yesIET Electric Power Applications, 2021
A new fault diagnosis method for detecting the rotor eccentricity faults including static, dynamic and mixed eccentricity is proposed for brushless doubly‐fed induction machines (BDFIMs). BDFIMs are attractive alternatives for the conventional doubly‐fed
Mojtaba Afshar   +4 more
doaj   +1 more source

FPGA-based implementation of the back-EMF symmetric-threshold-tracking sensorless commutation method for brushless DC-machines [PDF]

open access: yes, 2013
The operation of brushless DC permanent-magnet machines requires information of the rotor position to steer the semiconductor switches of the power-supply module which is commonly referred to as Brushless Commutation. Different sensorless techniques have
Darba, Araz   +3 more
core   +1 more source

Analysis and experimental verification of transverse‐dislocated magnetic‐field modulated brushless contra‐rotating machine

open access: yesIET Electric Power Applications, 2023
The contra‐rotating machine (CRM) has been a preferable selection of the contra‐rotating propulsion system (CRPS) owing to its high efficiency, high compactness, and low noise.
Yutao Wang   +4 more
doaj   +1 more source

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