Results 51 to 60 of about 33,172 (312)

Application of High Frequency Rotary Transformer for Separately Excited Synchronous Generator in Offshore Wind Turbine [PDF]

open access: yes
This paper proposes a novel high frequency rotary transformer (HFRT) for a separately excited synchronous generator (SESG) used in offshore wind turbines.
Lu, J, Cole, Frank, Li, Xiaokun
core   +1 more source

Integration of Silicon-Carbide Schottky Diodes with High-Frequency Transformer [PDF]

open access: yes, 2022
This paper presents a novel and compact structure of integrated silicon-carbide (SiC) Schottky diodes with highfrequency (HF) transformer. A prototype HF transformer in the shape that is similar to a tokamak is designed for the integration with SiC ...
Yao, Weichong   +5 more
core  

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

A Comparative Study of Moisture and Temperature Effect on the Frequency Dielectric Response Behaviour of Pressboard Immersed in Natural Ester and Mineral Oil [PDF]

open access: yes, 2011
It is important to investigate the dielectric behaviour of natural ester-paper insulation as the number of transformer choosing natural ester as its insulation oil is increasing.
Liao, R, Hao, J, Yang, L, Ma, Z, Chen, G
core  

Features of the high frequency power transformer calculation

open access: yesNauka ta progres transportu, 2013
Purpose. The windings of power transformers have low resistance value and a most inductance, which reduces the rate of rise of current in the windings.
D.A. Zabarilo
doaj  

Wide-Band Characteristic Analysis and Compensation Research of Electromagnetic Current Transformer

open access: yesEnergies
In order to realize the wide frequency applicability of the electromagnetic current transformer in a ‘double high’ power system, the equivalent circuit model of the electromagnetic current transformer under wide frequency is established.
Xingyan Wu   +4 more
doaj   +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

Monthly runoff prediction using the VMD-LSTM-Transformer hybrid model: a case study of the Miyun Reservoir in Beijing

open access: yesJournal of Water and Climate Change, 2023
Accurate runoff prediction is of great significance for flood prevention and mitigation, agricultural irrigation, and reservoir scheduling in watersheds. To address the strong non-linear and non-stationary characteristics of runoff series, a hybrid model
Shaolei Guo   +3 more
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

High Frequency Transformer with Integrated SiC Devices for an Auxiliary Inductor Free Dual Active Bridge DC/DC Converter [PDF]

open access: yes
This paper presents a comprehensive study on the design of a novel structured high-frequency (HF) transformer for an auxiliary inductor-free dual active bridge (DAB) DC/DC converter.
Yao, Weichong   +4 more
core   +1 more source

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