Results 31 to 40 of about 90,833 (301)

Asymmetric Pulse Frequency Modulation With Constant On-Time for Series Resonant Converter in High-Voltage High-Power Applications

open access: yesIEEE Access, 2019
The series resonant converter (SRC), controlled by the traditional pulse frequency modulation (PFM) with constant on-time, can operate in discontinuous conduction mode (DCM) and is applicable for high-voltage high-power applications with the requirement ...
Guangfu Ning, Wu Chen
doaj   +1 more source

Analysis of the Dynamic Performance of Self-Excited Induction Generators Employed in Renewable Energy Generation [PDF]

open access: yes, 2014
Incentives, such as the Feed-in-tariff are expected to lead to continuous increase in the deployment of Small Scale Embedded Generation (SSEG) in the distribution network.
Farrag, Mohamed E.A.; id_orcid   +7 more
core   +1 more source

A Novel Compensation Circuit for Capacitive Power Transfer System to Realize Desired Constant Current and Constant Voltage Output

open access: yes, 2022
Capacitive power transfer (CPT) technique possesses the advantages of safety, isolation, low cost, and insensitivity to conductive barriers. To charge lithium-ion batteries, CPT should possess the output profile consisting of first constant current (CC ...
Xiaohui Qu   +3 more
core   +1 more source

A Bibliometric Analysis of Publications in Uremic Toxins From 1991 to 2024

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Uremic toxins are a growing area of research in nephrology, with significant implications in the progression and treatment of chronic kidney disease (CKD) and the management of end‐stage kidney disease (ESKD). This bibliometric analysis aims to evaluate the global research trends, key contributors, and the impact of publications in ...
Yuh‐Shan Ho   +7 more
wiley   +1 more source

Three-Coil Wireless Charging System Based on S-PS Topology

open access: yesEnergies
To protect the battery, radio energy transmission charging typically uses constant current (CC) charging before switching to constant voltage (CV) charging to enhance battery durability.
Kai Yan, Ruirong Dang, Wenzhen Wang
doaj   +1 more source

Power Control of a Nonpitchable PMSG-Based Marine Current Turbine at Overrated Current Speed With Flux-Weakening Strategy [PDF]

open access: yes, 2014
This paper deals with power control strategies for a fixed-pitch direct drive marine current turbine (MCT) when the marine current velocity exceeds the rated value corresponding to the MCT nominal power.
SCUILLER, Franck   +6 more
core   +1 more source

Enhancing the Piezoelectric Voltage Output in a Gel Composite through the Tuning of the Matrix Dielectric Constant

open access: yes, 2022
Piezoelectrics have been widely studied for applications such as energy harvesters, sensors, and mechanochemical mediators, yet due to the trade-off in mechanical properties and energy conversion efficiencies, most piezoelectric devices are composites of
Jun Wang (5906)   +4 more
core   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Modeling and Control of DC to High-Frequency AC Voltage Conversion for Photovoltaic Systems Under Variable Irradiation, Temperature and Load Conditions

open access: yesElectrica
: This study introduces a model that adjusts the DC voltage output from PV panels through a Cuk Converter while a Class-E inverter produces a high-frequency AC voltage.
Fatih Issi, Mustafa Karhan
doaj   +1 more source

Analysis and Design for Output Voltage Regulation in Constant-on-Time-Controlled Fly-Buck Converter

open access: yes, 2021
Fly-buck converter is a multi-output converter with the structure of a synchronous buck converter structure on the primary side and a flyback converter structure on the secondary side, and can be utilized in various applications due to its many ...
Paul Jang, Younghoon Cho
core   +1 more source

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