A ZVS high step-up converter based on an integrated boost-cuk topology
Sign Up to like & getrecommendations! Published in 2021 at "Electrical Engineering"
DOI: 10.1007/s00202-021-01340-3
Abstract: In this paper, a new non-isolated DC-DC converter is proposed. This converter topology is a high step-up boost converter with an extended voltage multiplier cell and a Cuk converter as a series output module. Compared… read more here.
Keywords: zvs; topology; cuk; high step ... See more keywords
Mechanically activated zero-valent silicon by coating silica to decolorize Acid Red 73 dye
Sign Up to like & getrecommendations! Published in 2021 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"
DOI: 10.1016/j.colsurfa.2021.127020
Abstract: Abstract For the treatment of various contaminants involving the reduction action, utilization of zero-valent silicon (ZVS) may be expected due to its higher reactivity than zero-valent iron (ZVI) which has been predominantly investigated. However, the… read more here.
Keywords: active zvs; zvs; valent silicon; coating silica ... See more keywords
Generation of zero-valent sulfur from dissimilatory sulfate reduction in sulfate-reducing microorganisms.
Sign Up to like & getrecommendations! Published in 2023 at "Proceedings of the National Academy of Sciences of the United States of America"
DOI: 10.1073/pnas.2220725120
Abstract: Dissimilatory sulfate reduction (DSR) mediated by sulfate-reducing microorganisms (SRMs) plays a pivotal role in global sulfur, carbon, oxygen, and iron cycles since at least 3.5 billion y ago. The canonical DSR pathway is believed to… read more here.
Keywords: zvs; sulfur; dissimilatory sulfate; sulfate reduction ... See more keywords
Optimized Control for Modified Push-Pull Dual Active Bridge Converter to Achieve Wide ZVS Range and Low Current Stress
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Access"
DOI: 10.1109/access.2021.3117873
Abstract: Compared with the traditional dual active bridge (DAB) converter, the push-pull DAB converter can reduce the number of switching devices and is suited for low voltage applications. In order to extend the zero voltage switching… read more here.
Keywords: range; zvs; optimized control; push pull ... See more keywords
A High-Efficiency ZVS Wireless Power Transfer System for Electric Vehicle Charging WithVariable Angle Phase Shift Control
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Journal of Emerging and Selected Topics in Power Electronics"
DOI: 10.1109/jestpe.2020.2984575
Abstract: Tight current/voltage regulation and high efficiency are the fundamental objectives of wireless power transfer systems (WPTSs) for electric vehicle (EV) chargers. To achieve high efficiency and minimize electromagnetic interference, it is necessary to ensure zero-voltage… read more here.
Keywords: system; high efficiency; zvs; power ... See more keywords
A Real-Time Calibrated Adaptive-ZVS Class-D Power Amplifier for 6.78 MHz Wireless Power Transfer System
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2022.3179422
Abstract: This brief presents a class-D power amplifier (PA) with an adaptive zero-voltage switching (A-ZVS) technique for 6.78 MHz resonant wireless power transfer (R-WPT) system. In R-WPT operation, the loading impedance of a PA can be… read more here.
Keywords: topology; system; mhz; zvs ... See more keywords
Dual-Active-Bridge Converter With Parallel-Connected Full Bridges in Low-Voltage Side for ZVS by Using Auxiliary Coupling Inductor
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2018.2877145
Abstract: A dual-active-bridge (DAB) converter with parallel-connected full bridges in low-voltage side is proposed in this paper. A coupling inductor is integrated into the two low-voltage-side full bridges for zero-voltage-switching (ZVS) operation throughout full-load range. By… read more here.
Keywords: low voltage; parallel connected; converter; zvs ... See more keywords
Asymmetric ZVS Buck Converters With High-Step-Down Conversion Ratio
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2020.3013538
Abstract: This article proposes a family of asymmetric high-step-down converters in which zero voltage switching (ZVS) is achieved and common ground between the input and the output is retained. The proposed converters are derived from the… read more here.
Keywords: step conversion; zvs; high step; conversion ratio ... See more keywords
Optimized EPS Control to Achieve Full Load Range ZVS With Seamless Transition for Dual Active Bridge Converters
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2020.3014562
Abstract: Dual active bridge (DAB) converters are widely studied for applications requiring isolation, bidirectional power flow and high efficiency. To solve the problem of limited zero voltage switching (ZVS) range and achieve seamless transition for extended-phase-shift… read more here.
Keywords: active bridge; dual active; zvs; range ... See more keywords
Hybrid T-Type ZVS Pulsewidth Modulation DC–DC Converter
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2020.3022496
Abstract: An isolated soft-switching dc–dc converter based on the t-type commutation cell and employing capacitive output filter is introduced in this article. A hybrid switching strategy is proposed, allowing the circuit to operate with a three-… read more here.
Keywords: converter; type zvs; zvs; hybrid type ... See more keywords
A Universal ZVS Circuit Design Method for a Family of Interleaved High Step-Up Converters With Least Device Requirement
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2020.3047052
Abstract: This article proposes a universal zero-voltage switching (ZVS) circuit design method for a family of interleaved dual boost diode-capacitor (IDBD) step-up converters with different voltage multiplier cell (VMC) structure and number. By utilizing one small… read more here.
Keywords: voltage; zvs; zvs circuit; design method ... See more keywords