Results 61 to 70 of about 28,492 (307)

Experimental Analysis of Ultra-High-Frequency Signal Propagation Paths in Power Transformers

open access: yesEnergies, 2022
Ultra-high-frequency (UHF) partial discharge (PD) monitoring is gaining popularity because of its advantages over electrical methods for onsite/online applications.
Chandra Prakash Beura   +3 more
doaj   +1 more source

The response of transformers to geomagnetically induced- like currents [PDF]

open access: yes, 2014
Includes bibliographical references.This dissertation discusses the development and implementation of a rigorously developed protocol for characterizing and testing transformers with GIC-like currents based on their magnetization curve characteristics ...
Chisepo, Hilary K
core  

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Multiple modular DC transformer for flexible HVDC application

open access: yesThe Journal of Engineering, 2019
This study proposes a novel multiple modular dc transformer (MMDCT) scheme for flexible high-voltage dc (HVDC) application. The MMDCT is composed of n consistent modular dual-active-bridge converters (MDABs), and every MDAB can work independently.
Qianhao Sun   +4 more
doaj   +1 more source

Simulation of dielectric frequency response of transformer insulation system [PDF]

open access: yes, 2013
Frequency domain spectroscopy has been widely used to monitor the condition of insulation system in power transformers. For a core type of transformer, a simplified XY model of a duct has been developed which allows one to examine the contribution from ...
Yu, Guo, Chen, George
core  

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

High-frequency power transformers for induction units [PDF]

open access: yes, 2002
Рассмотрены высокочастотные силовые трансформаторы для специализированных установок малой и большой мощности, разработанные ИЭС им. Е. О. Патона. Описываются особенности их конструктивного исполнения.
Юхименко, Р.В.   +2 more
core   +2 more sources

OPTIMIZATION OF HIGH FREQUENCY TRANSFORMERS FOR MODERN POWER SUPPLIES [PDF]

open access: yesFiabilitate şi Durabilitate
The study of high-frequency transformers is essential for several reasons, especially in the context of the rapid development of electronic and energy technology: 1.
Adina TĂTAR, Cristina IONICI
doaj  

Design of electromagnetic components for EV battery chargers

open access: yesThe Journal of Engineering, 2019
This study focuses on the appropriate design of the inductive elements of the LLC converter based on a typical industrial approach, i.e. assuming to use standard parts available on the market from qualified manufacturers.
Andrea Stratta   +4 more
doaj   +1 more source

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

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