Results 31 to 40 of about 71,636 (296)

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

A Novel Structure of a Power System Stabilizer for Microgrids

open access: yesEnergies, 2021
This paper proposes a novel structure of a power system stabilizer (PSS) to improve the stability of synchronous generators (SGs) in microgrids. Microgrids are relatively vulnerable in terms of stability due to their small size and low inertia.
Jong Ju Kim, June Ho Park
doaj   +1 more source

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

IMPROVEMENT OF TRANSIENT STABILITY OF AUTONOMOUS POWER SYSTEM ON BASIS OF WIDE AREA CONTROL SYSTEM

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2019
: The coordinated generation and load control to increase transient stability level of oil- production enterprise autonomous power system with dominant motor load is studied in the paper.
A. Yu. Stogov, A. N. Belyaev
doaj   +1 more source

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

DAMPING OF SUBSYNCHRONOUS MODES OF OSCILLATIONS [PDF]

open access: yesJournal of Engineering Science and Technology, 2006
The IEEE bench mark model 2 series compensated system is considered for analysis. It consists of single machine supplying power to infinite bus through two parallel lines one of which is series compensated.
JAGADEESH PASUPULETI
doaj  

Power system stabilizer design based on optimal model reference adaptive system

open access: yesAin Shams Engineering Journal, 2018
This paper addresses an optimal model reference adaptive system (MRAS) to design power system stabilizer (PSS) in multi-machine electric power systems.
Reza Hemmati
doaj   +1 more source

HVDC grids stability improvement by direct current power system stabilizer

open access: yesIET Generation, Transmission & Distribution, 2022
High‐voltage direct current breaker is among the essential components of high‐voltage direct current grids. Such a breaker generally needs a direct current reactor to reduce the fault currents rate.
Neda Azizi   +2 more
doaj   +1 more source

Design of Power System Stabilizer [PDF]

open access: yes, 2012
A power system stabilizer (PSS) installed in the excitation system of the synchronous generator improves the small-signal power system stability by damping out low frequency oscillations in the power system.
Mohapatra, Abinash   +2 more
core  

An extended linear quadratic regulator and its application for control of power system dynamics [PDF]

open access: yes, 2016
This paper presents a generalized solution to the problem of optimal control of systems having an extra set of exogenous inputs besides control inputs. The solution is derived in the framework of linear quadratic control and it is termedextended linear ...
Pal, Bikash C., Singh, Abhinav K.
core   +1 more source

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