Results 81 to 90 of about 6,706 (230)

Three-level Vienna Rectifier with a Brushless and Permanent Magnetless Generator for Wind Energy Conversion Systems

open access: yesPower Electronics and Drives, 2022
This paper proposes a system design and control technique for a newly developed brushless and permanent magnetless synchronous generator-based variable-speed wind energy generation system, transferring power to a constant voltage dc grid via a three ...
Bhattacherjee Haimanti   +2 more
doaj   +1 more source

Sublethal salinity stress contributes to habitat limitation in an endangered estuarine fish. [PDF]

open access: yes, 2016
As global change alters multiple environmental conditions, predicting species' responses can be challenging without understanding how each environmental factor influences organismal performance.
Connon, Richard E   +6 more
core   +1 more source

Correlation Analysis of 24‐h Minimum Heart Rate Levels and Deceleration Capacity of Heart Rate in Patients With Type 2 Diabetes Mellitus Complicated With Essential Hypertension

open access: yesAnnals of Noninvasive Electrocardiology, Volume 31, Issue 3, May 2026.
Sex‐specific 24‐hour minimum heart rate (MHR) stratification in patients with type 2 diabetes mellitus and essential hypertension (T2DM‐EH). Three key findings are shown from subgroup analysis: (1) In the normal MHR group (Group B), advancing age independently predicts reduced deceleration capacity (DC) in both sexes.
Pingping Wu   +6 more
wiley   +1 more source

High-Efficiency Design and Control of a Single-Stage 400 V/800 V EV Charging Station Using a Dual-Output LF Transformer With an ATS

open access: yesIEEE Access
The escalating global demand for high-power electric vehicle (EV) charging has driven manufacturers to adopt 800 V battery systems. However, the prevalent 400 V-centric existing EV charging infrastructure requires substantial modifications or additional ...
Jin-Su Jang   +3 more
doaj   +1 more source

Power Converters of the Main Dipole and Quadrupole Magnet Strings of the Antiproton Decelerator at CERN [PDF]

open access: yes, 2000
The two main power converters for the dipoles (D) and quadrupoles (Q) are presented as part of the complex power converter system of the Antiproton Decelerator.
Coraluppi, A   +3 more
core  

The Alpha‐1 Pi*MZ Genotype Is an Independent Risk Factor for Hepatocellular Carcinoma Development in Patients With ACLD

open access: yesAlimentary Pharmacology &Therapeutics, Volume 63, Issue 10, Page 1380-1389, May 2026.
Alpha‐1 antitrypsin deficiency is a genetic disease that affects the lungs and the liver. The role of the heterozygous genetic defect in the development of liver cancer in patients with cirrhosis is unclear. Our study found that carrying the Pi*MZ genotype increases the risk of developing liver cancer.
Lorenz Balcar   +18 more
wiley   +1 more source

Sliding Mode Control of Vienna Rectifier Under Unbalanced Weak Power Grid

open access: yesIEEE Access
Three-phase, three-level Vienna rectifiers are widely used in power supplies for the advantages of high power density, low switching voltage stress and low grid side current harmonics.
Yanbing Tian   +4 more
doaj   +1 more source

Research on high efficiency VIENNA rectifier based on novel particle swarm optimization

open access: yesDianzi Jishu Yingyong, 2019
The traditional L filter has the disadvantages of poor filtering effect, and the LCL filter is designed to further reduce the harmonic loss of the high frequency switching frequency.
Xu Wenqian, Shao Ruping, Yuan Donglin
doaj   +1 more source

Characterization of non-intentional emissions from distributed energy resources up to 500 kHz: A case study in Spain [PDF]

open access: yes, 2019
Narrow Band Power Line Communications (NB-PLC) systems are currently used for smart metering and power quality monitoring as a part of the Smart Grid (SG) concept.
Angulo, I.   +6 more
core   +2 more sources

Opening closed inward rectifier potassium channel doors

open access: yesBritish Journal of Pharmacology, Volume 183, Issue 10, Page 2197-2218, May 2026.
Inwardly rectifying potassium (KIR) channels are essential regulators of membrane potential in excitable and non‐excitable tissues. Although KIR channels exhibit a biophysical preference for potassium influx due to voltage‐dependent block of outward current by polyamines and Mg2+, under physiological conditions, they predominantly mediate K+ efflux ...
Anna Stary‐Weinzinger   +3 more
wiley   +1 more source

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