Results 81 to 90 of about 57,713 (310)

Design optimization of high frequency transformer with controlled leakage inductance for current fed dual active bridge converter

open access: yesAIP Advances, 2018
Current fed dual active bridge converters for photovoltaic generation may typically require a given leakage or extra inductance in order to provide proper control of the currents. Therefore, the many researches have been focused on the leakage inductance
Tae-Uk Jung   +2 more
doaj   +1 more source

WPT using High Frequency Rotary Transformer for Separately Excited Synchronous Generator [PDF]

open access: yes
This paper proposes a novel high frequency rotary transformer (HFRT) structure for a separately excited synchronous generator (SESG) used in offshore wind turbines.
Yao, S   +5 more
core   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Overvoltage Protection for High Frequency High Voltage Power Transformers

open access: yesEletrônica de Potência, 2019
Transformers with high-voltage operation may have undesired behavior due to the effects of their parasitic elements. In power electronics applications, if the primary voltage has harmonics, transformer resonances may be excited, causing high primary ...
Diego Teruo Mendes de Souza   +2 more
doaj   +1 more source

Subtype‐specific enhancer RNAs define transcriptional regulators and prognosis in breast cancers

open access: yesMolecular Oncology, EarlyView.
This study employed machine learning methodologies to perform the subtype‐specific classification of RNA‐seq data sets, which are mapped on enhancers from TCGA‐derived breast cancer patients. Their integration with gene expression (referred to as ProxCReAM eRNAs) and chromatin accessibility profiles has the potential to identify lineage‐specific and ...
Aamena Y. Patel   +6 more
wiley   +1 more source

Transforming characteristics of the Rogowski coil current transformer with a digital integrator for high-frequency signals

open access: yesThe Journal of Engineering, 2019
The Rogowski coil current transformer is widely used in intelligent substations for its rapid response, wide bandwidth measurement, and non-magnetic saturation.
Fubin Pang   +3 more
doaj   +1 more source

Winding Considerations on the High Frequency Transformers

open access: yesEnergy Procedia, 2011
AbstractHigh frequency transformers, used in switching power supplies, carry high amount of current. High frequency effects like skin, proximity and edge effects are discussed in this paper. Multi stranded or litz wires are used for reducing skin effect, but it will be shown that they are not effective in transformer normal winding.
Abdi, B.   +3 more
openaire   +1 more source

Dimethyl fumarate combined with cisplatin at subcytotoxic doses sensitizes cervical cancer toward ferroptosis and apoptosis through GSH restriction and p53 (re)activation

open access: yesMolecular Oncology, EarlyView.
Dimethyl fumarate (DMF) reduces growth of HPV‐positive cervical cancer spheroids and induces ferroptosis in cervical cancer cells via blocking SLC7A11/Glutathione (GSH) axis. Combination of subcytotoxic doses of DMF and cisplatin (CDDP) further suppresses spheroid growth and drives cell death in 2D culture models.
Carolina Punziano   +6 more
wiley   +1 more source

Network divergence analysis identifies adaptive gene modules and two orthogonal vulnerability axes in pancreatic cancer

open access: yesMolecular Oncology, EarlyView.
Tumors contain diverse cellular states whose behavior is shaped by context‐dependent gene coordination. By comparing gene–gene relationships across biological contexts, we identify adaptive transcriptional modules that reorganize into distinct vulnerability axes.
Brian Nelson   +9 more
wiley   +1 more source

Solid State Transformer for Connecting Consumers to the Medium Voltage Network

open access: yesAdvances in Electrical and Computer Engineering, 2020
In this paper the authors describe and analyze an innovative solution for the development of an electronic transformer (Solid State Transformer - SST) with the voltage 10.0/0.230 kV.
BERZAN, V.   +4 more
doaj   +1 more source

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