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AC Voltage Control of DC/DC Converters Based on Modular Multilevel Converters in Multi-Terminal High-Voltage Direct Current Transmission Systems [PDF]

open access: yesEnergies, 2016
The AC voltage control of a DC/DC converter based on the modular multilevel converter (MMC) is considered under normal operation and during a local DC fault.
Rui Li, John E. Fletcher
doaj   +3 more sources

MMC with parallel-connected MOSFETs as an alternative to wide bandgap converters for LVDC distribution networks [PDF]

open access: yesThe Journal of Engineering, 2017
Low-voltage direct-current (LVDC) networks offer improved conductor utilisation on existing infrastructure and reduced conversion stages, which can lead to a simpler and more efficient distribution network. However, LVDC networks must continue to support
Yanni Zhong   +4 more
doaj   +3 more sources

Encapsulated 3Ø converter for power loss minimization in a grid-connected system

open access: yesAutomatika, 2023
A newly designed DC–AC three phase bidirectional converter (DATBC) with an encapsulated DC–DC converter (EDC) for the energy storage system (ESD) is analysed and investigated in this research paper.
Suresh K   +3 more
doaj   +1 more source

Stability Analysis of Two-Stage Single-Phase Converter System Adopting Electrolytic Capacitor-Less Second Harmonic Current Compensator

open access: yesIEEE Open Journal of the Industrial Electronics Society, 2021
For the two-stage single-phase converter, including the power factor correction (PFC) ac-dc converter and dc-ac inverter, a second harmonic current compensator (SHCC) can be introduced to handle the second harmonic current (SHC) for removing the ...
Xinze Huang, Xinbo Ruan
doaj   +1 more source

An inductor-less universal switched-capacitor converter realizing dc/dc, ac/dc, dc/ac, and ac/ac conversion

open access: yesEnergy Reports, 2020
For multi-applications, a novel universal switched-capacitor (SC) converter is proposed in this paper. The proposed converter consists of a rotation-type SC converter and a full-bridge circuit.
Kei Eguchi   +3 more
doaj   +1 more source

Analysis and Suppression of Voltage Harmonic Distortions of the Single-Phase High Frequency Link Matrix-Type DC–AC Converter

open access: yesIEEE Access, 2022
The single-phase high frequency link (HFL) matrix-type DC-AC converter has been widely explored due to its high efficiency, light weight, and high power density, which offers galvanic isolation power conversion without bulky dc link capacitors and soft ...
Wenjie Zhu   +5 more
doaj   +1 more source

Three-Phase Bidirectional Isolated AC–DC Matrix-Converter With Full Soft-Switching Range

open access: yesIEEE Access, 2023
Galvanically isolated ac-dc converters are crucial for integrating distribution generation, energy storage, dc microgrids, and electric vehicles with ac distribution system.
Edivan Laercio Carvalho   +4 more
doaj   +1 more source

Design and Simulation Converter with Buck-boost Converter as The Voltage Stabilizer

open access: yesInternational Journal of Electrical, Energy and Power System Engineering, 2020
Buck-boost Converter is the device with the function to convert DC Voltage input to the setpoint DC Voltage output. Buck-boost converter can be used for regulating unstable voltage became a stable voltage by the user’s needs. Using a Buck-boost Converter
Aris Suryadi   +2 more
doaj   +1 more source

Design of an inductor-less step-up ac/dc converter for 0.3 V@1 MHz vibration energy harvesting

open access: yesEnergy Reports, 2020
For vibration energy harvesting, we propose an inductor-less step-up ac/dc converter in this paper. To realize the inductor-less design, the proposed ac/dc converter consists of two converter blocks: Cockcroft–Walton circuit and charge pump.
Kei Eguchi   +3 more
doaj   +1 more source

Three-Port Converter for Integrating Energy Storage and Wireless Power Transfer Systems in Future Residential Applications

open access: yesEnergies, 2020
This paper presents a highly efficient three-port converter to integrate energy storage (ES) and wireless power transfer (WPT) systems. The proposed converter consists of a bidirectional DC-DC converter and an AC-DC converter with a resonant capacitor ...
Hyeon-Seok Lee, Jae-Jung Yun
doaj   +1 more source

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