High-efficiency battery charger with cascode output design
This study presents a high-efficiency battery charger with cascode output design. The output voltage is cascode comprising two parts: one is fixed and the other is variable. High efficiency can be achieved under a wide range of output voltage variations. This topology can increase the utilisation of transformer duty cycle and reduce the power …
The polycrystalline chalcopyrite Cu(In,Ga)(Se,S)2 (CIGS) solar cell has been considered one of the most promising alternatives to conventional silicon solar cells, due to its achieving the highest power …
This paper presents a design and implementation of 3.3 kW on-board battery charger for electric vehicles or plug-in hybrid electric vehicles. A series-loaded resonant dc-dc converter and frequency control are adopted in consideration of efficiency, reliability, volume, cost, and so on. In order to obtain high efficiency and less volume within 6 …
High-efficiency battery charger with cascode output design
High-efficiency battery charger with cascode output design Huang-Jen Chiu, Yu-Kang Lo, Po-Jung Tseng, Yu-Chen Liu Department of Electronic and Computer Engineering, National Taiwan University of Science and Technology, No. 43, Sec. 4, Keelung Road ...
Towards a high efficiency and low-cost aqueous redox flow battery…
The cost-effectiveness of ARFBs depends on the material cost and the cycle life cost. The latter depends on the fading rate and maintenance of active species as well as other components [16, 17].Specifically, as shown in Fig. 1, the cost of ARFB mainly includes three parts that must be systematically considered for comparison: active materials …
A high-rate and high-efficiency molten-salt sodium–oxygen battery
Alkali metal–oxygen batteries can provide greater specific energy than Li-ion batteries but often suffer from low power density, cycleability, and energy efficiency due to the sluggish kinetics of the oxygen electrode and parasitic reactions at both the oxygen and alkali metal electrodes. In this study, we d
A second life for batteries. Whether it''s batteries, fuel cells, or cables, an increasing number of companies are developing solutions to replace polluting diesel generators. In London, the Grid …
High-efficiency, anode-free lithium–metal batteries with a close …
Anode-free lithium–metal batteries (LMBs) are ideal candidates for high-capacity energy storage as they eliminate the need for a conventional graphite electrode …
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Charging batteries of light electric vehicles require chargers with high efficiency and a high power factor. To meet this need, this paper presents a bridgeless single-power-conversion battery charger composed of an isolated step-up ac-dc converter with a series-resonance circuit. The bridgeless configuration reduces the conduction …
Getting Out of the Studio: High Efficiency Portable Generators for …
We can show that the silicon thin film electrodes with an amorphous C layer showed a remarkably improved electrochemical performance in terms of capacity retention and …
A Step toward High-Energy Silicon-Based Thin Film Lithium Ion Batterie…
The next generation of lithium ion batteries (LIBs) with increased energy density for large-scale applications, such as electric mobility, and also for small electronic devices, such as microbatteries and on-chip batteries, requires advanced electrode active materials with enhanced specific and volumetric capacities. In this regard, silicon as anode material has …
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Wood-Based Self-Supporting Nanoporous Three-Dimensional Electrode for High-Efficiency Battery …
Developing highly efficient advanced battery deionization (BDI) electrode materials at a low cost is vital for seawater desalination. Herein, a high-efficiency wood-based BDI electrode has been fabricated for seawater desalination, benefiting from the self-supporting three-dimensional (3D) nanoporou …
High-efficiency battery charger with cascode output …
2 High-efficiency converter with cascode output design The PSFBC in Fig. 2a is widely used for high-power battery chargers. The phase-shift method is adopted in a wide range of adjustable output …
Clean Energy Film Set Generators | Sustainable Film Production
Empowering sustainable film sets: Clean energy generators for environmentally conscious productions. The Voltstack ecosystem of electric generators revolutionized the film …
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Over the years she got to shoot film with most of the major brands in 35mm and large format as both a studio photographer and content provider for websites in the early life of the web. These days she is rediscovering photography and has become the GOTO person for knowledge on camera repair advice.
Efficiency of Thin Film Solar Panels: A Comprehensive Guide for …
Copper Indium Gallium Diselenide (CIGS) Solar Panels: These panels have the highest efficiency of all thin-film types, reaching up to 12%. They are also the most expensive to produce. Organic Photovoltaic (OPV) Solar Panels: These use conductive organic polymers or small organic molecules for light absorption and charge transport.
New strategy for Mg-air battery voltage-efficiency synergy by engineering protective film …
The cast ingot with Mg-6Y-0.5 Zn (wt%) nominal composition was prepared by melting the mixture of pure Mg (99.95 wt%), pure Zn (99.90 wt%), and Mg-25Y (wt%) master alloy in an electric resistance furnace under the protection of CO 2 and SF 6 atmosphere. when the melt was completely melted, it was manually stirred at 740 C for 8 min to form a …
CMOS High-Efficiency Wireless Battery Charging System With Global Power Control Through Backward Data Telemetry for Implantable Medical Devices
A high-efficiency CMOS wireless battery charging system with battery voltage tracking and global power control through the proposed pulsed load-shift keying (PLSK) backward data telemetry technique is designed. The power transmitted from the adaptively controlled power transmitter (ACPT) for battery charging is automatically adjusted with the battery …
Battery Studios is Sony Music Entertainment''s New York City based music production facility. Located in the former home of the legendary Record Plant Studios, Battery is part of a century long tradition of elite music production establishments. Battery houses the technology to playback almost all existing audio formats and is capable of stereo and …
Cobalt oxide thin films for high capacity and stable Li-ion battery …
Here, we report reactive DC-sputter deposited Co3O4 thin films as a promising and stable Li-ion battery anode. Thin films were deposited on stainless steel by reactive sputtering of cobalt target in O2 atmosphere. X-ray diffraction and X-ray photo electron spectroscopy confirm the formation of Co3O4 crystal structure and absence of …
What is Efficiency of Battery: Essential Insights for Sustainable …
In the world of portable electronics, electric vehicles, and renewable energy systems, the concept of what is efficiency of battery plays a pivotal role. This comprehensive guide is designed to shed light on this critical aspect, providing insights into how battery energy efficiency impacts performance, longevity, and environmental …
Preheating Performance by Heating Film for the Safe Application of Cylindrical Lithium-ion Battery …
The conductivity of the electrolyte and the kinetics of Li+ inside lithium-ion batteries (LIBs) will decrease at low temperatures, which may promote the formation of lithium dendrite. The growing of lithium dendrites will penetrate the separator, and cause the internal short circuits and thermal runaway of cells. Thus, battery preheating is essential …
Thin Film Technology for Advanced Energy Storage Systems
Novel materials development, alternative battery manufacturing processing, and innovative architectures are crucially needed to transform current electrical energy …
