Results 41 to 50 of about 876,432 (167)

Impedance Shaping of Isolated Two-Stage AC-DC-DC Converter for Stability Improvement

open access: yesIEEE Access, 2019
The isolated two-stage ac-dc-dc converter containing an isolated dual-active-bridge (DAB) dc-dc converter and an ac-dc rectifier has been widely used for connecting the dc sources to the ac utility grid. However, the impedance interaction between the DAB
Fan Feng, Fengjiang Wu, Hoay Beng Gooi
doaj   +1 more source

A Wide-Output-Range DC-DC Converter and Minimum Loss Collaborative Control Strategy

open access: yesEnergies
In response to the challenges faced by traditional LLC resonant converters in simultaneously achieving a wide output voltage and high efficiency, this paper proposes a cascaded DC-DC converter.
Yuhang Xue, Guoliang Yang
doaj   +1 more source

Deadbeat control of power leveling unit with bidirectional buck/boost DC/DC converter [PDF]

open access: yes, 2014
As a distributed generation system increases, a stable power supply becomes difficult. Thus control of power leveling (PL) unit is required to maintain the balance of power flow for irregular power generation. The unit is required to respond to change of
Shin-ichi Hamasaki   +7 more
core   +1 more source

A new approach to improve dynamic characteristics of digitally controlled buck-boost dc-dc converter [PDF]

open access: yes, 2010
This paper presents a new digital control buck-boost dc-dc converter with bias model to improve dynamic characteristics. The buck-boost converter needs to respond appropriately to changing input voltage and load change with wide input voltage.
Junya Sakemi   +7 more
core   +1 more source

Investigation of a bidirectional DC/DC converter with zero‐voltage switching operation for battery interfaces

open access: yesIET Power Electronics, 2021
This paper proposes a bidirectional DC–DC converter with soft‐switching capabilities. The main characteristic of this converter is that it can be operated in both boost and buck modes.
Veera Venkata Subrahmanya Kumar Bhajana   +5 more
doaj   +1 more source

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  

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

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

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open access: yes, 2012
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Лусто И.И, Койпиш В.Г
core  

An Improved Current Ripples Minimization Technique for Cascaded DC–DC Converter in DC Microgrid

open access: yes
The distributed direct current (DC) power system relies heavily on the cascaded DC–DC converter that employs a common bus to connect multiple DC–DC converters.
Abdelilah Chibani   +5 more
core   +1 more source

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