Results 11 to 20 of about 10,828,712 (247)

Design of an LCC current-output resonant converter for use as a constant current source

open access: yes, 2007
A methodology for the design of LCC resonant current-source converters, is presented. Unlike previous techniques, the resulting converter provides near constant steady-state output current over an extended load range when excited at the resonant ...
M. P. Foster (17185468)   +3 more
core   +11 more sources

Analysis of Compensation Topology with Constant-Voltage/Current Output for Multiple Loads Capacitive Power Transfer System

open access: yesCSEE Journal of Power and Energy Systems
As the main effective method of Wireless Power Transfer (WPT), Capacitive Power Transfer (CPT) has received extensive attention recently. For a CPT system, compensation topology is significant in improving system transfer power and controlling output ...
Wei Liu   +4 more
doaj   +2 more sources

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

An LED Drive Circuit with Constant-Output-Current Control and Constant-Luminance Control [PDF]

open access: yes, 2006
A Single LED is very small, and their luminance is related to the amount of driving current. Sufficient luminance for an illuminator requires many LEDs to be connected together and a constant current supplied to each LED. Therefore, the LED drive circuit
Nishikawa, Masahiro   +7 more
core   +1 more source

A Hybrid Compensation Topology With Single Switch for Battery Charging of Inductive Power Transfer Systems

open access: yesIEEE Access, 2019
This paper presents an inductive-power transfer (IPT) system with load-independent constant current (CC) and constant voltage (CV) charging characteristics for low power systems.
Hailong Zhang   +3 more
doaj   +1 more source

Power Limitation Control for a PMSG-Based Marine Current Turbine at High Tidal Speed and Strong Sea State [PDF]

open access: yes, 2013
This paper deals with the control strategies for a fixed-pitch marine current turbine (MCT) when the marine current speed exceeds the rated value corresponding to the rated power of generator and converter.
SCUILLER, Franck   +10 more
core   +1 more source

Effect of the Shape of Stator Blades on the Performance Output of a Vertical Axis Marine Current Turbine [PDF]

open access: yes, 2013
Due to the diminishing reserves of fossil fuels and increased pollution from exploitation of these fuels, the world is focusing on the renewable energy sources.
Ubbi, Kuldip   +2 more
core   +3 more sources

Research on Constant Voltage/Current Output of LCC–S Envelope Modulation Wireless Power Transfer System

open access: yesEnergies, 2022
As a technology that makes power transfer more flexible, wireless power transfer (WPT) technology has become a hot research topic in recent years. However, most of the existing studies are based on a DC–DC WPT system.
Lu Zhang   +4 more
doaj   +1 more source

Robust Dynamic Control of Constant-Current-Source-Based Dual-Active-Bridge DC/DC Converter Used for Off-Board EV Charging

open access: yesEnergies, 2022
Due to the high power density, inherent zero-voltage-switching (ZVS), and high voltage-conversation ratio, the current source-based isolated dual-active-bridge DAB–DC/DC converters are extensively used for charging EVs under constant-current mode ...
Muhammad Husnain Ashfaq   +6 more
doaj   +1 more source

Minimum-Output-Current-Ripple Control of Current-Fed Three-Level Phase-Shift Full-Bridge Converter

open access: yesEnergies, 2022
Electrified ports using medium-voltage DC (MVDC) renewable energy microgrids require current-fed dc/dc converters in application scenarios such as battery or ultracapacitor charging units and hydrogen production systems.
Haichao Wang   +5 more
doaj   +1 more source

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