Results 41 to 50 of about 19,701 (309)

Scalar Control for Six Phase Matrix Converter Fed Double Star Induction Motor

open access: yesAdvances in Electrical and Computer Engineering, 2010
Two different control strategies applied to a direct AC-AC six phase matrix converter are investigated in the present paper. The first strategy is derived from the Venturini method and the second approach is practically an extension of the scalar ...
BENDIABDELLAH, A., BACHIR, G.
doaj   +1 more source

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

Performance Improvement of Matrix Converter Direct Torque Control System

open access: yesEnergies, 2020
In asynchronous motor direct torque control systems, the power supply using the matrix converter can achieve the effect of direct torque control and also has the advantages of the matrix converter.
Bowei Zou   +6 more
doaj   +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

Two-Phase Two-Stage HF Matrix Converter for Supplying Two-Phase Motor Load

open access: yes, 2013
This paper deals with the two-stage two-phase electronic systems with orthogonal output voltages and currents - DC/HF_AC/2AC. It also introduces the design and prototype of two-stage DC/HF_AC/2AC high frequency converter with two-phase orthogonal output ...
Michal Prazenica   +4 more
core   +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

A SiC-based matrix converter topology for inductive power transfer system

open access: yes, 2014
Typical inductive power transfer (IPT) systems employ two power conversion stages to generate a high-frequency primary current from low-frequency utility supply.
Vilathgamuwa, D. Mahinda   +2 more
core   +1 more source

Research On Submarine Circuit Analysis Algorithm For Soft Switching Power Electronics Converter

open access: yesJournal of Applied Science and Engineering, 2022
In the process of intelligent sub-circuit analysis based on learning mechanism, how to effectively abstract the sample data of neural network from a large amount of circuit information is an important precondition to ensure the reliability of the system ...
Xiaomei Liang, Rong Sun, Wenmiao Dou
doaj   +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

Control Techniques for a Single-Phase Matrix Converter

open access: yes, 2020
The single-phase matrix converter is an AC-AC power topology which consists of six bidirectional switches and it is considered the key unit in cascade or multilevel configurations.
Javier Muñoz   +11 more
core   +1 more source

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