Results 81 to 90 of about 5,073,723 (195)

Small signal stability analysis of typical power system and its improvement using power system stabilizer

open access: yesTESEA, Transactions on Energy Systems and Engineering Applications
The modern power network is composed of a huge number of transmission lines and generators. The synchronous generator modelling and its stability analysis are crucial in a power system network.
Giriprasad Ambati   +6 more
doaj   +1 more source

Dust torques for realistic dust-size distributions

open access: yesAstronomy & Astrophysics
Context. Previous studies have shown that a population of dust particles with a fixed Stokes number can exert a substantial torque on a low-mass planet embedded in a protoplanetary disk, modifying its migration rate. Aims. We aim to characterize the dust
Roatti Vincenzo   +2 more
doaj   +1 more source

Taguchi‐based robust design for minimising torque ripple in 6‐slot/2‐pole modular high‐speed permanent magnet motor with manufacturing tolerances

open access: yesIET Electric Power Applications
A Taguchi‐based robust design strategy is proposed to minimise the torque ripple of a 6‐slot/2‐pole modular high‐speed permanent magnet motor in mass production, accounting for manufacturing tolerances of split gap (Δg), misalignment (Δm), and offset ...
Dong Xiang   +4 more
doaj   +1 more source

Improved direct torque control using Kalman filter: application to a doubly-fed machine [PDF]

open access: yes, 2009
Direct Torque Control (DTC) has been extensively researched and applied during the last two decades. However, it has only first been applied to the Brushless Doubly Fed Reluctance Machine (BDFRM) a few years ago in its basic form inheriting its intrinsic
Jovanovic, Milutin, Chaal, Hamza
core  

Torque : expanded publishing in a new era for readers

open access: yes, 2018
This research project uses the model of "expanded publishing" to address what reading is today. Expanded publishing refers to a practice in which books and screen-based texts are considered part of a process which includes talks, exhibitions ...
Jones, Nathan
core   +3 more sources

Transferência de torque por corrente polarizada em spin através de pontas de contato [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas. Programa de Pós-Graduação em FísicaA possibilidade de controlar a magnetização, a partir de uma corrente polarizada em spin, foi prevista por ...
Benetti, Luana Carina
core  

Model-Free Speed Control of Single-Phase Flux Switching Motor with an Asymmetrical Rotor

open access: yesCES Transactions on Electrical Machines and Systems
This paper proposes and implements a model-free open-loop iterative learning control (ILC) strategy to realize the speed control of the single-phase flux switching motor (FSM) with an asymmetrical rotor.
Zongsheng Zhang, Congcong Guo
doaj   +1 more source

On the position representation of mechanical power, force and torque operators

open access: yes, 2019
Quantizing the transfer of energy and momentum between interacting particles, we obtain a quantum impulse equation and relations that the corresponding mechanical power, force and torque satisfy. In addition to the energy-frequency and momentum-wavelength relations, we introduce the power-frequency and force-wavelength analogs, respectively.
openaire   +2 more sources

Analysis and Suppression Method of Drag Torque in Wide-Speed No-Load Wet Clutch

open access: yes
Under no-load conditions, the wet clutch of vehicles generates drag torque across a wide speed range, which increases power loss in the transmission system and significantly impacts its efficiency and reliability.
Mao Xue   +5 more
core   +1 more source

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