Results 1 to 10 of about 11,882 (193)

ZVS-Optimized Constant and Variable Switching Frequency Modulation Schemes for Dual Active Bridge Converters

open access: yesIEEE Open Journal of Power Electronics, 2023
This paper proposes two modulation schemes for Dual Active Bridge (DAB) converters, with the aim of maximizing Zero Voltage Switching (ZVS) operation over a wide operational range.
Dingsihao Lyu   +4 more
doaj   +2 more sources

A deep‐sea sulfate‐reducing bacterium generates zero‐valent sulfur via metabolizing thiosulfate [PDF]

open access: yesmLife, 2022
Zero‐valent sulfur (ZVS) is a crucial intermediate in the sulfur geobiochemical circulation and is widespread in deep‐sea cold seeps. Sulfur‐oxidizing bacteria are thought to be the major contributors to the formation of ZVS.
Rui Liu   +4 more
doaj   +2 more sources

Light and polyphosphate kinase 2 cooperatively regulate the production of zero-valent sulfur in a deep-sea bacterium [PDF]

open access: yesmSystems
It is well established that different wavelengths of light exist in various deep-sea environments, and many deep-sea microorganisms have evolved specialized mechanisms for sensing and utilizing light energy.
Tianhang Zhang, Ruining Cai, Chaomin Sun
doaj   +2 more sources

Accurate ZVS Analysis of a Full-Bridge T-Type Resonant Converter for a 20-kW Unfolding-Based AC-DC Topology

open access: yesIEEE Open Journal of Power Electronics
Unfolding-based single-stage ac-dc converters offer benefits in terms of efficiency and power density due to the low-frequency operation of the Unfolder, resulting in negligible switching losses.
SHUBHANGI GURUDIWAN   +3 more
doaj   +2 more sources

ZVS Catalogue

open access: yesПроект Байкал
ZVS Catalogue presents the works submitted to the review competition of the XXIV Interregional Architectural Festival “Zodchestvo in Siberia 2024”.
Елена Григорьева
doaj   +2 more sources

Chronicle of ZVS-2024

open access: yesПроект Байкал
From 19 to 23 June Krasnoyarsk hosted the XXIV Interregional Architectural Festival “Zodchestvo in Siberia 2024” (ZVS-24). The article presents the chronicle of ZVS-24, geography of participants, the works submitted to the review competition, stars of ...
Сергей Ямалетдинов
doaj   +2 more sources

Circulating Current and ZVS-on of a Dual Active Bridge DC-DC Converter: A Review

open access: yesIEEE Access, 2019
Dual active bridge (DAB) dc-dc converters have several attractive features including auto-adjust bidirectional power flow, wide voltage gain range, and zero voltage switching (ZVS)-on capability.
Shuai Shao   +4 more
doaj   +2 more sources

Performance analysis of ZVS and ZCS boost converters for Solar Photo Voltaic Applications [PDF]

open access: yesE3S Web of Conferences, 2023
This paper describes a useful modulated, asymmetric full-bridge converter for sustainable solar PV applications. The suggested converter achieves zero-voltage switching (ZVS) on the main side’s power switches and reduces circulating current loss by ...
Gireesh Kumar Devineni   +5 more
doaj   +1 more source

Artificial-Intelligence-Based Hybrid Extended Phase Shift Modulation for the Dual Active Bridge Converter With Full ZVS Range and Optimal Efficiency [PDF]

open access: yesIEEE Journal of Emerging and Selected Topics in Power Electronics, 2023
The dual active bridge (DAB) converter is the key enabler in many popular applications, such as wireless charging, electric vehicle, and renewable energy. ZVS range and efficiency are two significant performance indicators for the DAB converter.
Xinze Li   +4 more
semanticscholar   +1 more source

A Mode-Switching-Based Phase Shift Control for Optimized Efficiency and Wide ZVS Operations in Wireless Power Transfer Systems

open access: yesIEEE transactions on power electronics, 2023
This article proposes a mode-switching-based phase shift control (MS-PSC) for wireless power transfer (WPT) systems, which is able to achieve power regulation, load matching, and wide ZVS operations simultaneously without using additional dc–dc ...
Gangwei Zhu   +5 more
semanticscholar   +1 more source

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