Results 21 to 30 of about 4,152 (265)

High Voltage Gain Switched-Z-Source Bidirectional DC-DC Converter

open access: yesIEEE Access, 2022
The DC-DC converters are the essential modules in electric vehicles, grid interface of renewable energy sources and DC power supplies. This paper presents a novel high gain bidirectional switched Z-source DC-DC converter.
Anish Ahmad   +4 more
doaj   +1 more source

Design, analysis and implementation of a new three‐port DC‐DC converter with bidirectional capability

open access: yesIET Power Electronics, 2021
The proposed converter here is a dual‐input DC‐DC converter with bidirectional power flow. One of the inputs is unidirectional, while the other is a bidirectional port for a battery.
Tohid Jalilzadeh   +3 more
doaj   +1 more source

Photovoltaic Energy Storage System Based on Bidirectional LLC Resonant Converter Control Technology

open access: yesEnergies, 2022
Bidirectional DC/DC converters are widely adopted in new energy power generation systems. Because of the low conversion efficiency and non-isolation for conventional, bidirectional DC/DC converters in the photovoltaic energy storage complementary system,
Di Xie   +5 more
doaj   +1 more source

Novel Bidirectional Isolated DC/DC Converter with High Gain Ratio and Wide Input Voltage for Electric Vehicle Storage Systems

open access: yesBatteries, 2022
This study proposes a novel bidirectional isolated DC/DC converter with a high gain ratio and wide input voltage for electric vehicle (EV) storage systems.
Yu-En Wu, Chen-Han Tai
doaj   +1 more source

Flexible interconnection of DC microgrid cluster based on isolated bidirectional DC–DC converter

open access: yesSystems Science & Control Engineering, 2021
To make full use of the power of the microgrid and improve the reliability of the power supply system, a flexible interconnection control strategy for the DC microgrid cluster based on isolated bidirectional DC–DC converters is proposed in this paper ...
Hongwan Yang, Yu Zhang, Peng Wang
doaj   +1 more source

A Three-Phase Bidirectional Grid-Connected AC/DC Converter for V2G Applications

open access: yesJournal of Control Science and Engineering, 2020
The smart grid and electric vehicles (EVs) are widely used all over the world. As the key role, the Vehicle-to-Grid (V2G) has been attracting increasing attention.
Jingang Han   +3 more
doaj   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Family of multiport bidirectional DC–DC converters [PDF]

open access: yesIEE Proceedings - Electric Power Applications, 2006
Multiport DC-DC converters are of potential interest in applications such as generation systems utilising multiple sustainable energy sources. A family of multiport bidirectional DC-DC converters derived from a general topology is presented. The topology shows a combination of DC-link and magnetic coupling.
Tao, H.   +3 more
openaire   +1 more source

Single‐cell DNA methylation profiling: Technologies, computation, and applications in precision oncology

open access: yesMolecular Oncology, EarlyView.
Single‐cell DNA methylation (scDNAme) profiling maps epimutational clonal evolution, revealing mechanisms of malignancy and therapeutic resistance across diverse cancer types. By providing a high‐resolution landscape of intratumoral heterogeneity, these technologies empower precise patient stratification, guide the development of enhanced ...
Ik Soo Kim
wiley   +1 more source

Fully soft switched high step‐up/down bidirectional buck/boost converter with reduced switch voltage stress

open access: yesIET Power Electronics, 2023
A fully soft switched high step‐up/down bidirectional converter is presented in this paper. The high voltage conversion ratio is achieved by a pair of coupled inductors along with a switched capacitor while all active switches operate at zero voltage ...
Mohsen Packnezhad   +2 more
doaj   +1 more source

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