Results 61 to 70 of about 235,540 (315)

Transfer function of the voltage sourced inverter

open access: yes, 2001
This letter offers a state space representation of a voltage sourced inverter that forms the building block of modern flexible ac transmission systems (FACTS), such as STATCOM, SSSC, and UPFC. The representation includes consideration of the output phase,
Mukhedkar, R. A.   +2 more
core   +1 more source

Auxiliary Power Supply for Input-Series Output-Parallel Medium-Voltage Solid State Transformers

open access: yes, 2023
Auxiliary power supply (APS) is an essential component of medium voltage (MV) solid state transformers (SSTs) feeding the auxiliary units, such as gate drivers, controllers, and sensors. Usually APSs are obtained from the distributed bus, which may cause
Yuxin Liu   +9 more
core   +1 more source

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

MATHEMATICAL MODEL OF SEMICONDUCTOR CONVERTER WITH FIVE-ZONE REGULATION OF THE OUTPUT VOLTAGE AND ELECTROMECHANICAL LOAD

open access: yesNauka ta progres transportu, 2014
Purpose. This work is directed on study of the electromagnetic processes in electric circuits with semiconductor commutators. It is necessary to develop the new mathematical models of functions determination and algorithmic equations for analysis of ...
V. V. Mikhailenko   +3 more
doaj   +1 more source

The planar cell polarity protein Vangl2 interacts with the PDZ‐domains of Scribble but not with a unique PDZ‐like domain in Inturned

open access: yesFEBS Letters, EarlyView.
Structural and biochemical characterisations show that the planar cell polarity (PCP) protein Inturned harbours a unique PDZ‐like domain that does not bind canonical PDZ‐binding motifs (PBMs) like that of another PCP protein Vangl2. In contrast, the apical‐basal polarity protein Scribble contains four PDZ domains that bind Vangl2, but one PDZ domain ...
Stephan Wilmes   +4 more
wiley   +1 more source

Fixed-frequency hysteretic buck converter with novel adaptive window control and transient response improvement

open access: yesThe Journal of Engineering, 2019
This study presents a fixed-frequency hysteretic buck converter designed and fabricated using 0.18-µm complementary metal–oxide–semiconductor process. With a phase-locked loop (PLL)-based adaptive window control, the proposed buck converter can achieve a
Meng Jia, Zhuochao Sun, Liter Siek
doaj   +1 more source

Conexão série-série de módulos CC-CC isolados [PDF]

open access: yes, 2015
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2015Esta tese apresenta a associação de conversores CC-CC de duas portas conectados em série-série tanto na ...
Bottion, Antonio José Bento
core  

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Structural Parametric Study of a Piezoelectric Energy Harvester for a Specific Excitation Frequency of an Electric Motor, Considering Fatigue Life

open access: yesArchives of Acoustics
Over the past decade, extensive research has been conducted in the field of piezoelectric energy harvesting, which drives advancements in novel designs and techniques.
Ping YANG   +3 more
doaj   +1 more source

Novo conversor CC-CA elevador-abaixador de tensão [PDF]

open access: yes, 2013
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2013Esta tese apresenta uma nova topologia para os conversores CC-CA, que possibilita obter uma tensão ...
Piazza, Gleyson Luiz
core  

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