Results 61 to 70 of about 1,027,351 (297)

Influence of partial winding fault on electromagnetic performance of permanent magnet wind generator with double three-phase winding

open access: yesEnergy Reports, 2021
In order to ensure the continuous output of electric energy, it is necessary to study the fault-tolerant operation of permanent magnet wind generator with double three-phase winding under partial winding fault.
Yongming Xu, Mengmeng Ai, Ziyi Xu
doaj   +1 more source

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

Study on Improving Fault Stability of Doubly Fed Induction Wind Turbine by Using Active-Power Transient Frequency Characteristics

open access: yesEnergies, 2022
With the continuous increase in wind power penetration, doubly fed wind turbines can quickly respond to changes in grid frequency, and have particularly important inertia-response characteristics. This article starts with the excitation control principle
Xiangwu Yan   +6 more
doaj   +1 more source

Identification of a Shiga toxin A‐derived peptide internalized into Gb3 receptor‐bearing cells via interaction with the Shiga toxin B subunit

open access: yesFEBS Letters, EarlyView.
The process of internalization of the Shiga toxin A subunit via formation of a complex with the Shiga toxin B subunit, which specifically binds to the Gb3 receptor. The peptide is designed to act as a carrier of drugs into cancer cells. Here, we explored the potential of peptides derived from the catalytic A subunit of Shiga toxin (STxA) to be drug ...
Giulia Opassi   +6 more
wiley   +1 more source

Design of Integral Variable Structure Controller in Speed Tracking of Wind Driven Generator

open access: yesDiscrete Dynamics in Nature and Society, 2019
In order to obtain the optimum power factor through maintaining the ratio of blade tip speed to wind speed, a new method for controller design of wind driven generator speed tracking is proposed basing on variable structure control theory.
Linlin Wang, Lixin Pan
doaj   +1 more source

Condition monitoring of wind turbine for rotor fault detection under non stationary conditions

open access: yesAin Shams Engineering Journal, 2018
Condition monitoring of Wind Turbine based induction generators still faces challenges due to their operation in harsh and aggressive environments. The detection of anomalies at an initial stage is necessary for reducing the downtime of Wind Turbines ...
Himani, Ratna Dahiya
doaj   +1 more source

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

Research of a Novel Active Power Smoothing Control Strategy for Double-fed Wind Turbine Generator

open access: yesGong-kuang zidonghua, 2011
In order to solve fluctuation problem of outputting active power of wind turbine generator in certain range caused by uncertainty of wind energy, a large inertia of wind turbine generator and response delay of wind turbine generating system, the paper ...
WANG Xiao-lan, ZHANG Shu-xi
doaj  

DESIGN ASPECTS OF A RESIDENTIAL WIND GENERATOR [PDF]

open access: yesJournal of Sustainable Energy, 2017
In this paper we present some aspects about the design of a small permanent magnet wind generator with axial magnetic flux often used in residential wind turbine.
C. BRAD, A. BOTEZAN, I. VADAN
doaj  

An epithelial GPR35 isoform supports tumor‐associated transcriptional and metabolic phenotypes

open access: yesFEBS Letters, EarlyView.
GPR35 generates two functionally distinct isoforms with previously unresolved roles. GPR35‐short mediates immune‐cell chemotaxis, while GPR35‐long is enriched in colorectal cancer epithelium, where it supports increased metabolism, proliferation, and tumor‐associated transcriptional programs.
Jørgen D. Rønneberg   +14 more
wiley   +1 more source

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