Results 101 to 110 of about 44,232 (238)

Improved Fault Ride Through Capability in DFIG Based Wind Turbines Using Dynamic Voltage Restorer With Combined Feed-Forward and Feed-Back Control

open access: yesIEEE Access, 2017
This paper investigates the fault ride through (FRT) capability improvement of a doubly fed induction generator (DFIG)-based wind turbine using a dynamic voltage restorer (DVR). Series compensation of terminal voltage during fault conditions using DVR is
Rini Ann Jerin Amalorpavaraj   +4 more
doaj   +1 more source

Motivic integration and the Grothendieck group of pseudo-finite fields

open access: yes, 2002
We survey our recent work on an extension of the theory of motivic integration, called arithmetic motivic integration. We developed this theory to understand how p-adic integrals of a very general type depend on p.Comment: 11 ...
Denef, J., Loeser, F.
core   +1 more source

Collective excitations of trapped Bose condensates in the energy and time domains

open access: yes, 2001
A time-dependent method for calculating the collective excitation frequencies and densities of a trapped, inhomogeneous Bose-Einstein condensate with circulation is presented.
B.I. Schneider   +27 more
core   +1 more source

Absorptive part of meson--baryon scattering amplitude and baryon polarization in chiral perturbation theory

open access: yes, 2008
We compute the spin asymmetry and polarization of the final-state baryon in its rest frame in two-body meson--baryon low-energy scattering with unpolarized initial state, to lowest non-trivial order in BChPT.
ANTONIO O. BOUZAS   +4 more
core   +1 more source

Comparison between Different Control Strategies of a Z-Source Inverter Based Dynamic Voltage Restorer

open access: yesAdvances in Electrical and Electronic Engineering, 2013
In this paper, dynamic voltage restorer (DVR) compensation methods are compared to each other for the load side connected shunt converter topology of z-source inverter based DVR to choose the best method.
Abolfazl Kazemdehdashti   +2 more
doaj   +1 more source

Rs DVR: перенос DVR в облачную среду

open access: yesT-Comm - Телекоммуникации и Транспорт, 2012
Операторы кабельного телевидения уже некоторое время предлагают в цифровых ресиве рах (STB) функционал цифровой видеозаписи (DVR), а потребители за последние пять лет быстро привыкли к этой технологии, которая позволяет сдвигать время просмотра и пользоваться другими расширенными возможностями, как например функциями паузы и немедленного повтора.
openaire   +1 more source

Relationship between Personality Characteristics and Accident Proneness of Iranian Bus Drivers

open access: yesSalāmat-i kār-i Īrān, 2018
Background and aims: Thousands of people die in road crashes each year and several hundred thousand are disabled, as a result of road traffic accidents. Counts of fatal accidents were caused by drivers who are not comply with their jobs.
Amirabbas Mofidi   +3 more
doaj  

Avian neuronal morphology reveals pallial adaptations in Pigeons (Columba livia)

open access: yesAvian Research
Avian cognitive abilities rival those of primates. These capacities have been linked to high pallial neuronal density and prefrontal cortex-like dorsal ventricular ridge (DVR) circuitry.
Hongcheng Shan   +6 more
doaj   +1 more source

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