Results 91 to 100 of about 1,242,480 (246)

Power Mode Division Control Strategy for AC/DC Microgrids Considering SOC

open access: yesEnergies
Using hybrid energy storage systems, we propose a power mode partitioning control strategy for AC/DC microgrids that effectively mitigates frequency and voltage fluctuations. By incorporating composite virtual impedance, we categorize the state of charge
Jiangzhou Cheng   +3 more
doaj   +1 more source

Grid-forming Wind Turbines Participate in Control of High Renewable Penetration Sending-end Systems [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban
To address the issue of bus voltage fluctuations caused by reduced system inertia and insufficient reactive power regulation capability due to the high penetration of power electronic devices in new energy bases, a voltage control strategy was proposed ...
CHEN Boyang   +5 more
doaj   +1 more source

Voltage dip immunity of equipment in installations [PDF]

open access: yes, 2007
This paper presents the status of the work in C4.110, a joint working group by CIGRE, CIRED and UIE. The scope of the working group is to gather technical knowledge on the immunity of equipment, installations and processes against voltage dips, and to ...
Stephens, M.   +5 more
core  

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Analytical Field Study on Induction Motors under Fluctuated Voltages

open access: yesIranian Journal of Electrical and Electronic Engineering, 2021
Nowadays study of input voltage quality on induction motors behavior has become a controversial subject due to the wide application of these motors in the industry.
M. Ghaseminezhad   +3 more
doaj  

KOHONEN NEURAL NETWORK CLUSTERING FOR VOLTAGE CONTROL IN POWER SYSTEMS [PDF]

open access: yes, 2010
Clustering a power system is very useful for the purpose of voltage stability control. However, the methods have developed usually have computational inefficiency.
Nizam , Muhammad
core  

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

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

Quasi-Static Voltage Scaling for Energy Minimization with Time Constraints

open access: yes, 2005
Supply voltage scaling and adaptive body-biasing are important tech-niques that help to reduce the energy dissipation of embedded systems. This is achieved by dynamically adjusting the voltage and performance settings according to the application needs ...
Eles, Petru   +9 more
core  

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