Results 21 to 30 of about 997,756 (304)

Vectorial formalism for analysis and design of polyphase synchronous machines [PDF]

open access: yes, 2003
A vectorial formalism for analysis and design of polyphase synchronous machines without reluctance and saturation effects is described. We prove the equivalence of such a machine with a set of magnetically independent machines, which are electrically and
BOUSCAYROL, Alain   +5 more
core   +1 more source

Design and transient experimental analysis of a pulsed brushless doubly fed alternator in a capacitor charge power supply system

open access: yesIET Electric Power Applications, 2022
There is an urgent need to develop a robust capacitor charge power supply (CCPS) system to meet the requirement of pulsed load in all‐weather mobile occasions such as vehicle, ship and aircraft.
Kexun Yu   +3 more
doaj   +1 more source

Multi-criteria based design approach of multiphase permanent magnet low speed synchronous machines [PDF]

open access: yes, 2009
Version éditeur disponible à cette adresse : http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=4797497&isnumber=4797494A design methodology dedicated to multi-phase permanent magnet synchronous machines (PMSMs) supplied by pulse width modulation ...
CHARPENTIER, Jean-Frederic   +3 more
core   +1 more source

LIFETIME OF AUXILIARY MACHINES OF AC ELECTRIC TRAINS

open access: yesNauka ta progres transportu, 2015
Purpose. In this paper it is necessary to analyze increase the efficiency of auxiliary machinesof AC electric trains, series ER 9M during operating under the real conditions. Methodology.
O. Yu. Baliichuk
doaj   +1 more source

Experimental High-Frequency Parameter Identification of AC Electrical Motors [PDF]

open access: yes, 2007
In order to predict conducted electromagnetic interference in inverter-motor drive systems, high-frequency (HF) motor models are requested and the involved parameters have to be available.
Boglietti, Aldo   +2 more
core   +1 more source

Multipolar SPM machines for direct drive application: a comprehensive design approach [PDF]

open access: yes, 2012
A closed-form, per-unit formulation is proposed, for the design of surface mounted permanent magnet motors with high number of poles. The model evaluates the shear stress, the power factor and the specific Joule loss as the indicators of the machine ...
B. Boazzo   +6 more
core   +1 more source

Improvement of Position Estimation of PMSMs Using an Iterative Vector Decoupling Algorithm

open access: yesEnergies, 2021
This paper presents an improvement of sensorless techniques based on anisotropy for the estimation of the electrical angular position of synchronous machines by means of an iterative algorithm.
Stefano Fabbri   +3 more
doaj   +1 more source

Slot/pole Combinations Choice for Concentrated Multiphase Machines dedicated to Mild-Hybrid Applications [PDF]

open access: yes, 2011
Version de l'éditeur à l'adresse suivante : http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=6119910&isnumber=6119266This paper presents multiphase permanent magnet machines with concentrated non-overlapped winding as a good candidate for ...
J. Korecki   +7 more
core   +1 more source

Establishing an Apheresis Medicine Program in a Resource‐Constrained Setting: A 5‐Year Experience From Lagos, Nigeria

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Establishing a comprehensive apheresis medicine program in a resource‐constrained setting presents significant structural, financial, and logistical challenges. Despite the growing clinical importance of apheresis services globally, published experience from sub‐Saharan Africa remains sparse.
Folasade Adelekan‐Popoola   +4 more
wiley   +1 more source

Fault‐Tolerant Control of a High‐Reliability Six‐Phase Axial Flux Switching Permanent Magnet Machine

open access: yesIET Electric Power Applications
In this study, a novel six‐phase axial flux switching permanent magnet machine (AFFSSPM‐TS) with a twisted structure is explored to enhance fault tolerance and overall system reliability.
Javad Rahmani‐Fard   +3 more
doaj   +1 more source

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