Results 61 to 70 of about 264,323 (255)

A Control Strategy of Energy Storage Converter Based on Dual-droop Control for Onboard DC-grid

open access: yesKongzhi Yu Xinxi Jishu, 2020
Aiming at the requirements of precise power distribution/transfer between bi-directional DC-DC converters, DC-DC converter and diesel generator converter, as well as connected/islanded seamless transition with onshore DC-grid, it proposed a P-V and SOC-I
XU Rong   +5 more
doaj  

Current-Limiting DC/DC Power Converters [PDF]

open access: yesIEEE Transactions on Control Systems Technology, 2019
A new nonlinear control framework that guarantees the desired regulation (voltage, current, or power) with an inherent current-limiting capability for different types of dc/dc power converters is presented in this brief. This framework is based on the idea of applying a virtual resistance in series with the inductor of the converter, which changes ...
George C. Konstantopoulos   +1 more
openaire   +2 more sources

Small, efficient power supply for xenon lamps [PDF]

open access: yes, 1970
Device, which operates from 28 V dc, has four sections, a preregulator, a dc-to-dc converter, a current regulator, and a high voltage starter.
Goodwin, J. E.
core   +1 more source

An Efficiency-Focused Design of Direct-DC Loads in Buildings [PDF]

open access: yes, 2019
Despite the recent interest in direct current (DC) power distribution in buildings, the market for DC-ready loads remains small. The existing DC loads in various products or research test beds are not always designed to efficiently leverage the benefits ...
Brown, Richard   +2 more
core   +3 more sources

Bidirectional Tracking Robust Controls for a DC/DC Buck Converter-DC Motor System

open access: yesComplexity, 2018
Two differential flatness-based bidirectional tracking robust controls for a DC/DC Buck converter-DC motor system are designed. To achieve such a bidirectional tracking, an inverter is used in the system.
Eduardo Hernández-Márquez   +6 more
doaj   +1 more source

Synthesis and analysis of a cross-connected Fibonacci dc/dc converter with high voltage gain

open access: yesEnergy Reports, 2020
For thermal energy harvester based on a step-up dc/dc converter, we present a cross-connected Fibonacci dc/dc converter and its analysis method in this paper.
Kei Eguchi   +3 more
doaj   +1 more source

Modular multilevel converter based LCL DC/DC converter for high power DC transmission grids [PDF]

open access: yes, 2015
This paper presents a modular multilevel converter (MMC) based DC/DC converter with LCL inner circuit for HVDC transmission and DC grids. Three main design challenges are addressed.
Aboushady, Ahmed   +2 more
core   +1 more source

PFC Topologies for AC to DC Converters in DC Micro-Grid [PDF]

open access: yes, 2016
With increasing dominance of renewable energy resources and DC household appliances, the novelty of DC micro grid is attracting significant attention. The key interface between the main supply grid and DC micro grid is AC to DC converter.
Ashraf, Muhammad   +3 more
core   +1 more source

New Monolithic Modular DC-DC Converter for Constant Current Offshore Interconnection With VSC HVdc Network

open access: yesIEEE Access
The rapid growth in HVDC (High Voltage Direct Current) grids has shown the falls of point-to-point connections. Several challenges such as the requirement of DC (Direct Current) fault blocking capability, interfacing of different grounding schemes ...
Mohamed Mansour   +4 more
doaj   +1 more source

Interlink Converter with Linear Quadratic Regulator Based Current Control for Hybrid AC/DC Microgrid

open access: yesEnergies, 2017
A hybrid alternate current/direct current (AC/DC) microgrid consists of an AC subgrid and a DC subgrid, and the subgrids are connected through the interlink bidirectional AC/DC converter.
Dwi Riana Aryani   +2 more
doaj   +1 more source

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