Results 31 to 40 of about 92,071 (290)

Novel Design of Six-Phase Spoke-Type Ferrite Permanent Magnet Motor for Electric Truck Application

open access: yesEnergies, 2022
This paper proposes a 300 kW 24-slot/10-pole 6-phase stator-shifted fractional-slot concentrated winding spoke-type ferrite permanent magnet machine for electric truck applications.
Hoyun Won   +11 more
doaj   +1 more source

Symmetrical/Asymmetrical Winding Reconfiguration in Multiphase Machines

open access: yesIEEE Access, 2020
This paper investigates multiphase drives in which winding configuration (symmetrical or asymmetrical) can be easily obtained by only rearranging voltage source inverter (VSI) power supply cables at the machine's terminal box.
Marko Slunjski   +3 more
doaj   +1 more source

PSO based controlled six-phase grid connected induction generator for wind energy generation [PDF]

open access: yesCES Transactions on Electrical Machines and Systems, 2021
This paper deals a detailed performance investigation of asymmetrical six-phase grid connected induction generator (GCIG) in two proposed configurations in variable speed operation. During the system development, regulation of DC-link voltage has been proposed using particle swarm optimization (PSO) based PI controller, ensuring the power flow to ...
Arif Iqbal, Girish Kumar Singh
openaire   +2 more sources

Separated magnet yoke for permanent magnet linear generator for marine wave energy converters [PDF]

open access: yes, 2014
In this paper the performance of a longitudinal flux permanent magnet linear generator (PMLG) for wave energy converters (WEC) is investigated. The influence of the number of slots per pole, phase q and the number of stator's winding sections are ...
A.F. Zobaa   +32 more
core   +1 more source

Optimization Design and Control of Six-Phase Switched Reluctance Motor with Decoupling Winding Connections

open access: yesApplied Sciences, 2022
In this paper, a design optimization method is proposed to reduce the current asymmetric and consequent torque ripple for a six-phase Switched Reluctance Motor (SRM).
Wei Qiao   +3 more
doaj   +1 more source

Brane Gas Cosmology, M-theory and Little String Theory [PDF]

open access: yes, 2002
We generalize the Brane Gas Cosmological Scenario to M-theory degrees of freedom, namely $M5$ and $M2$ branes. Without brane intersections, the Brandenberger Vafa(BV) arguments applied to M-theory degrees of freedom generically predict a large 6 ...
A.A. Tseytlin   +18 more
core   +2 more sources

Numerical calculation of the lightning transient voltage distribution on converter transformer winding based a dual winding model

open access: yesThe Journal of Engineering, 2019
The insulation co-ordination of converter transformer winding has a great influence on power system security. An equivalent circuit of a 500 kV converter transformer winding structure, including a LC equivalent network circuit and an ideal transformer in
Hongrui Jia   +4 more
doaj   +1 more source

Cost-Effective and High-Efficiency Variable-Speed Switched Reluctance Drives With Ring-Connected Winding Configuration [PDF]

open access: yes, 2019
This paper presents a novel converter topology for six-phase switched reluctance motor (SRM) drives, which reduces the number of switches and diodes by half, compared with the conventional asymmetric half-bridge converter, but needs no additional energy ...
Deng, Xu   +4 more
core   +2 more sources

PERFORMANCE ANALYSIS OF SIX-PHASE INDUCTION MACHINE-MULTILEVEL INVERTER WITH ARBITRARY DISPLACEMENT

open access: yesElectrical engineering & Electromechanics, 2020
Purpose. This paper presents a d-q model of six-phase induction machine supplied by a two identical voltage source inverters suitable for analysis the dynamic steady under balanced operating condition.
Marwa Ben Slimene
doaj   +1 more source

Non-perturbative Supersymmetry Breaking and Finite Temperature Instabilities in N=4 Superstrings [PDF]

open access: yes, 1999
We obtain the non-perturbative effective potential for the dual five-dimensional N=4 strings in the context of finite-temperature regarded as a breaking of supersymmetry into four space-time dimensions.
Antoniadis, I.   +2 more
core   +2 more sources

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