Results 21 to 30 of about 917,560 (312)

Misalignment-Tolerant Series Hybrid with Active Adjustable Constant Current and Constant Voltage Output Wireless Charging System

open access: yesEnergies, 2021
This paper presents a series hybrid wireless charging system with an active adjustable circuitry offering constant current and constant voltage output characteristics. The series hybrid system consists of the inductor–capacitor–capacitor (LCC) and series-
Zhao-Wei Gong   +2 more
doaj   +1 more source

Thermoelectric Generator Based on CuSO4 and Na2SiO3

open access: yesProceedings, 2020
Thermoelectric generators can operate at small temperature differences providing enough electricity for low-power electronics, sensors in distribution networks, and biomedical devices.
Mihail Chira   +3 more
doaj   +1 more source

Zero-Voltage-Switching High-Step-Down Buck Converter With Continuous Output Current

open access: yes, 2023
This paper proposes a high step-down DC-DC converter with a continuous output current. In order to obtain high efficiency, the proposed converter topology ensures zero voltage switching of the MOSFETs and zero current switching of the diodes.
Montazerolghaem, Reza   +7 more
core   +1 more source

Control Strategy for Power Sharing in Input-Parallel and Output-Parallel Connected DC-DC Converters [PDF]

open access: yesAUT Journal of Electrical Engineering, 2023
Input-Parallel Output-Parallel DC-DC converters are convenient for high voltage and high current applications. One important goal of this type connection is to power-share and reduce circulating current between the converters.
Negar Amoozadeh, Vahid Abbasi
doaj   +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

Accurate and high output impedance current mirrorsuitable for CMOS current output stages

open access: yesElectronics Letters, 1997
An accurate, very-high-output-resistance active-feedback cascode current mirror has been proposed and compared with a previously reported accurate cascode current mirror. Comparisons have shown that, besides higher accuracy and output resistance, the proposed circuit has no residual error, but has a wider output voltage swing, a much higher PSRR, and ...
A. Zeki, H. Kuntman
openaire   +1 more source

Modeling and Control of a Marine Current Turbine Driven Doubly-Fed Induction Generator [PDF]

open access: yes, 2010
This paper deals with the modeling and the control of a variable speed DFIG-based marine current turbine with and without tidal current speed sensor.
BENELGHALI, Seifeddine   +3 more
core   +1 more source

Current-mode biquadratic filters using dual output current conveyors [PDF]

open access: yes1998 IEEE International Conference on Electronics, Circuits and Systems. Surfing the Waves of Science and Technology (Cat. No.98EX196), 2002
A number of novel current-mode two integrator loop active filters incorporating dual output second-generation current conveyors (DO-CCII), resistors (R) and capacitors (C) are systematically presented. These DO-CCII-RC biquadratic architectures consist of 2-4 DO-CCIIs and 2-6 resistors depending on the structure and only 2 capacitors.
Yichuang Sun, Barry Jefferies
openaire   +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

Adaptive Output Current FeedforwardControl in VR Applications [PDF]

open access: yesIEEE Transactions on Power Electronics, 2007
A method for adapting the gain of an output current feedforward path in voltage regulation (VR) applications is presented. For regulators using adaptive voltage positioning, output current feedforward can improve the dynamic response to fast load transients.
Gabriel Eirea, Seth R. Sanders
openaire   +1 more source

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