Results 71 to 80 of about 120,489 (308)

An Efficient Capacitor Voltage Balancing Scheme for Modular Multilevel Converter Based Wind Energy Conversion System

open access: yesAdvances in Electrical and Computer Engineering, 2021
Modular multilevel converters (MMCs) can be a reliable solution since they have modular structure and high quality output waveform for permanent magnet synchronous generator (PMSG) based wind energy conversion system (WECS). Capacitor voltage balancing
VURAL, A. M., KURTOGLU, M., EROGLU, F.
doaj   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Imposed Switching Frequency Direct Torque Control of Induction Machine Using Five Level Flying Capacitors Inverter [PDF]

open access: yes, 2019
The paper proposes a new control structure for sensorless induction motor drive based on a five-level voltage source inverter (VSI). The output voltages of the five-level VSI can be represented by nine groups.
Allaoui, Tayeb   +4 more
core   +2 more sources

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Improved Control of Capacitor Voltage Balancing in Modular Multilevel Converter Submodules

open access: yesIEEE Access
An improved incremental capacitor voltage balancing control strategy is proposed to solve the problems of large switching frequency, high complexity of the bubble method sorting algorithm, and exceeding the limit of the capacitor voltage fluctuation rate
Yanling Lyu, Yuansong Zi, Xiaowei Li
doaj   +1 more source

A Wind Energy Prediction Scheme Combining Cauchy Variation and Reverse Learning Strategy

open access: yesAdvances in Electrical and Computer Engineering, 2021
Modular multilevel converters (MMCs) can be a reliable solution since they have modular structure and high quality output waveform for permanent magnet synchronous generator (PMSG) based wind energy conversion system (WECS). Capacitor voltage balancing
WU, X., SHEN, X., ZHANG, J., ZHANG, Y.
doaj   +1 more source

Penelope: The NBTI-aware processor [PDF]

open access: yes, 2007
Transistors consist of lower number of atoms with every technology generation. Such atoms may be displaced due to the stress caused by high temperature, frequency and current, leading to failures.
Abella Ferrer, Jaume   +2 more
core   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

A SINGLE LC TANK BASED ACTIVE VOLTAGE BALANCING CIRCUIT FOR BATTERY MANAGEMENT SYSTEM

open access: yesInternational Islamic University Malaysia Engineering Journal, 2018
A single series resonant converter has been designed to balance the voltage level of nowadays, battery operated vehicles and machine power tools are becoming popular due to their simple and compact structure, low operating and maintenance costs, moreover
AKM AHASAN HABIB   +3 more
doaj   +1 more source

HVDC transmission systems: Bipolar back-to-back diode clamped multilevel converter with fastoptimum-predictive control and capacitor balancing strategy [PDF]

open access: yes, 2011
Voltage source multilevel power converter structures are being considered for high power high voltage applications where they have well known advantages.
Chaves, Miguel   +4 more
core   +1 more source

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