Results 1 to 10 of about 1,007 (160)

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

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

Improved ZVS Criterion for Series Resonant Converters

open access: yesIEEE Access
Zero voltage switching (ZVS) of power MOSFETs is essential for resonant converters and the ZVS criterion should be formulated appropriately to achieve the ZVS condition. Conventionally, the energy-based criterion has been considered the most accurate ZVS
Chanh-Tin Truong, Sung-Jin Choi
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

Analysis of Circuit Operation under ZVS and NON-ZVS Conditions in Phase-Shift Inverter for Induction Heating

open access: yesIEEJ Transactions on Industry Applications, 2006
This paper presents a detailed analysis of circuit operation under ZVS and NON-ZVS conditions in a full-bridge high-frequency phase-shift control series resonant MOSFET inverter with the load of induction heating. Various modes of circuit operation both under ZVS and NON-ZVS conditions are first analyzed in details. The voltage and current equations of
Ichiro Miki
exaly   +3 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

Research on the Optimal Control Timing of ZVS-QSW

open access: yesIEEE Access
This article introduces a research method aimed at achieving optimal control timing for the zero-voltage quasi-square wave switch (ZVS-QSW) in a silicon carbide buck converter across a wide range.
Jian Yu   +4 more
doaj   +2 more sources

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   +1 more source

Novel Soft-Switching Integrated Boost DC-DC Converter for PV Power System

open access: yesEnergies, 2020
This paper presents a novel soft-switching boost DC-DC converter, which uses an edge-resonant switch capacitor based on the pulse width modulation PWM technique.
Khairy Sayed   +2 more
doaj   +1 more source

Dynamic Level Changing for Full Range ZVS in Flying Capacitor Multi-Level Converters

open access: yesIEEE Open Journal of Power Electronics, 2022
This paper presents a control technique for flying capacitor multi-level (FCML) converters to achieve zero-voltage switching (ZVS) across the full range of duty cycles, with application in high power density and high efficiency power converters. Previous
Margaret E. Blackwell   +2 more
doaj   +1 more source

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