Results 41 to 50 of about 1,730,295 (298)

Robustness and Stability Analysis of Automatic Voltage Regulator Using Disk-Based Stability Analysis

open access: yesIEEE Open Access Journal of Power and Energy, 2023
In this paper, the authors propose a novel design approach for the PID controller in the automatic voltage regulator (AVR) system using the Naked Mole Rat Algorithm (NMRA).
Pasala Gopi   +2 more
doaj   +1 more source

Efficiency Improvement of LDO Output Based Linear Regulator With Supercapacitor Energy Recovery – A versatile new technique with an example of a 5V to 1.5V version [PDF]

open access: yes, 2011
Supercapacitors are used in various industrial applications and the supercapacitors technology is gradually progressing into a mature state. Common applications of supercapacitors are in electric vehicles, hybrid electric vehicles, uninterruptible power ...
Saiful Riza, Zainul Abidin   +1 more
core  

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

AVR Fractional-Order Controller Based on Caputo–Fabrizio Fractional Derivatives and Integral Operators

open access: yesEnergies
The application of a fractional-order controller (FOC) using the Caputo–Fabrizio representation in the automatic voltage regulation (AVR) system of a synchronous generator is shown in this paper.
Andriy Lozynskyy   +6 more
doaj   +1 more source

Modifikasi Topologi Pengendali PID untuk Automatic Voltage Regulator Generator Sinkron

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2017
Automatic voltage regulator (AVR) is one of key elements in an excitation system which controls the synchronous generator terminal voltage in an electrical power generation plant.
Tri Dedi Pamungkas   +2 more
doaj   +1 more source

Golgi enzymes are retrieved from the plasma membrane to the trans‐Golgi network

open access: yesFEBS Letters, EarlyView.
Golgi enzymes are traditionally considered resident proteins retained within the Golgi apparatus. Here, we demonstrate that a subset transiently reaches the cell surface and is subsequently retrieved to the trans‐Golgi network via retrograde transport. Using a nanobody‐based toolkit, we uncover a dynamic trafficking cycle of several Golgi enzymes.
Dominik P. Buser, Tina Junne
wiley   +1 more source

ВИЗНАЧЕННЯ ВПЛИВУ КОЕФІЦІЄНТА НЕЧУТЛИВОСТІ ПРИСТРОЮ АВТОМАТИЧНОГО КЕРУВАННЯ РПН НА НАПРУГУ В РОЗПОДІЛЬНІЙ ЕЛЕКТРИЧНІЙ МЕРЕЖІ

open access: yesПраці Інституту електродинаміки Національної академії наук України
The state of the electrical distribution network, that was equipped with the transformer automatic OLTC device, was simulated. The voltage regulation law of the transformer was determined to ensure permissible voltage levels on the buses of transformer ...
О.Г. Шполянський   +1 more
doaj   +1 more source

Implementation of a Photovoltaic Inverter with Modified Automatic Voltage Regulator Control Designed to Mitigate Momentary Voltage Dip

open access: yesEnergies, 2021
The main objective of this research is to propose an active and reactive power injection control in order to mitigate voltage sags. The proposed control strategy works in conjunction with a modified version of an automatic voltage regulator (AVR), where ...
Anderson Rodrigo Piccini   +3 more
doaj   +1 more source

From junk to function — How weak selection in eukaryotes builds new parts and drives genomic complexity

open access: yesFEBS Letters, EarlyView.
How do genomes gain new functional parts? In eukaryotes, which tend to evolve under weak selection, much of the genome is junk. Palazzo and Qiu borrow the logic of Markov chains to show how non‐functional DNA becomes functional through the appearance of intermediate states, which arise due to epistasis, buffering, and biochemical messiness, allowing ...
Alexander F. Palazzo, Yi Qiu
wiley   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

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