Results 131 to 140 of about 41,039 (314)

Dynamic response and low voltage ride-through enhancement of brushless double-fed induction generator using Salp swarm optimization algorithm. [PDF]

open access: yesPLoS One, 2022
Memon A   +8 more
europepmc   +1 more source

Mathematical Modeling of Multipolar Double Fed Induction Generator with Two Phase Secondary Winding

open access: yes
This paper presents the results of mathematical modelling for the double fed induction generator, which has the ability to operate at a low rotation speed. The generator is multi pole with all of the windings placed on the stator. Rotor is tooth-like and
Diļevs, Guntis, Jākobsons, Edgars
core  

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Analysis of Dual Stator-Winding Induction Generator Based on Ansoft

open access: yes, 2011
Wind generating stand-alone supply systems has presented new demands for induction generator. The dual stator-winding induction generator is presented for these demands.
Ling Shun Liu, Xian Jun Shi, Jing Wang
core   +1 more source

The ubiquitin‐proteasome system and autophagy as guardians of the cellular proteome

open access: yesFEBS Letters, EarlyView.
This Perspective covers the three principles governing the crosstalk between the ubiquitin‐proteasome system and autophagy in cellular proteostasis: (1) a shared ubiquitin code routing substrates via shuttle factors or autophagy receptors; (2) spatial compartmentalization into phase‐separated degradation hubs and organelle‐specific modules (exemplified
Ivan Dikic
wiley   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Grid Disturbance Response of Wind Turbines Equipped with Induction Generator and Doubly-Fed Induction Generator

open access: yes, 2003
This panel paper presents measured and simulated grid disturbance responses of fixed-speed wind turbines equipped with induction generator and variable-speed wind turbines equipped with double-fed induction generator.
Thiringer, Torbj\uf6rn   +2 more
core  

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

Electron transfer between complexes III and IV in S. cerevisiae mitochondrial membranes

open access: yesFEBS Letters, EarlyView.
Mitochondrial oxidative phosphorylation in S. cerevisiae mitoplasts is limited by complex IV catalytic capacity, rather than two‐dimensional cytochrome c diffusion. At physiological cytochrome c : supercomplex ratios at salinity equivalent to that of 20 mm monovalent salt, activity is maximized, indicating that this low ionic strength accurately mimics
Ana Paula Lobez   +2 more
wiley   +1 more source

Fuzzy Logic Control for a Speed of a flywheel energy storage system associated the wind Generator

open access: yes, 2011
The type of distributed generation unit that is the subject of this article relates to renewable energy sources, especially wind power. The wind generator used is based on a double fed induction Generator (DFIG).
Talha, A.   +3 more
core  

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