Results 21 to 30 of about 1,176,858 (301)

Optimal Control of the Positional Electric Drive and Its Implementation

Machines, 2021
The article deals with the optimal control of the positional electric drive of the stator element of a segment-type wind turbine. The calculation options charts current in the assumption of the minimum energy consumption and the implementation of line ...
Vladimir Dotsenko, Roman Prokudin, Alexander Litvinenko   +2 more
doaj   +1 more source

Impact of Contextualized Text on Students’ Learning of Writing Skills at Tertiary Level

JISR Management and Social Sciences & Economics, 2014
Contextualized text is the text resulting from the local circumstances and in accordance with learners’ needs and cognition level. It also suggests that the text in use includes language, understandable to the target learners, and suits the philosophy ...
Najeebus Saqlain, Ismail Saad, Rafiqul Islam   +2 more
doaj   +1 more source

Developments in the Use of H_infinity Control and μ-Analysis for Reducing Vibration in Intelligent Structures

Inventions, 2023
During the past few years, there has been a notable surge of interest in the field of smart structures. An intelligent structure is one that automatically responds to mechanical disturbances by minimizing oscillations after intelligently detecting them ...
Amalia Moutsopoulou, Georgios E. Stavroulakis, Markos Petousis, Anastasios Pouliezos, Nectarios Vidakis   +4 more
doaj   +1 more source

Distributed Generation Control Using Modified PLL Based on Proportional-Resonant Controller

Applied Sciences, 2020
Due to the increasing necessity for electrical demand, the microgrids (MGs) based on distributed generations (DGs) within power electronic interfaces are being extended to improve the traditional network control.
Ahmad Zare, Mazda Moattari, Rui Melicio
doaj   +1 more source

AUTOMATED CONTROL SYSTEM FOR STONE CRUSHING PLANT

International Journal of Advanced Studies, 2021
The issues of automation of production processes are currently not losing their relevance. Many existing devices and systems operate in manual or semi-automatic mode, which leads to known problems. The methods of connecting system elements and the choice
Vladimir I. Myasnikov, Dmitry V. Morokhin, Artem V. Ivanov, Roman A. Ivanov   +3 more
doaj   +1 more source

Global tracking for an underactuated ships with bounded feedback controllers [PDF]

, 2012
In this paper, we present a global state feedback tracking controller for underactuated surface marine vessels. This controller is based on saturated control inputs and, under an assumption on the reference trajectory, the closed-loop system is globally ...
Chitour, Yacine, Harmouche, Mohamed, Laghrouche, Salah   +2 more
core   +6 more sources

O impacto do uso de relatórios gerenciais na eficácia das decisões: um estudo com gerentes de uma rede de supermercado

Enfoque, 2019
Este estudo tem por objetivo verificar as relações existentes entre dimensão facilitadora do uso dos relatórios gerenciais, processo decisório e eficácia das decisões, bem como identificar as diferenças na forma do uso dos relatórios tendo em vista ...
José Carlos Tiomatsu Oyadomari, Paulo Henrique Lopes Viana, Ronaldo Gomes Dultra-de-Lima, Octavio Ribeiro de Mendonça Neto, Edelcio Koitiro Nisiyama   +4 more
doaj   +1 more source

Increased Safety Goes Hand in Hand with Higher Cost Efficiency: Single-Controller Operation Showcasing Its Advantages

Aerospace
While traffic levels are predicted to rise, nearly all European air navigation service providers suffer from staff shortages. In most cases, two air traffic controllers are deployed to control one airspace sector.
Robert Hunger, Julian Böhm, Leo Julius Materne, Lothar Christoffels, Lukas Tyburzy, Thorsten Mühlhausen, Matthias Kleinert, Andreas Pick   +7 more
doaj   +1 more source

Deletion, insertion and stop codon mutations in vif genes of HIV-1 infecting slow progressor patients

Journal of Infection in Developing Countries, 2009
Background: Variable progression towards AIDS has been described and has been related to viral and host factors. Around 10% of the HIV-1 infected patients are slow progressors (SP), not presenting with AIDS disease signs even after more than 10 years of ...
Héctor Rafael Rangel, Domingo Garzaro, Anny Karely Rodríguez, Alvaro Hernán Ramírez, Gladys Ameli, Cristina del Rosario Gutiérrez, Flor Helene Pujol   +6 more
doaj   +1 more source

Comparison of Mixed H 2 H∞ with Regional Pole Placement Control and H 2 Optimal Control for the Design of Steam Condenser [PDF]

, 2020
This paper investigates the comparison between mixed H 2 /H∞ with regional pole placement control and H 2 optimal control for the design of steam condenser.
Jibril, Mustefa
core   +1 more source