Search results for "Supercapacitors"

showing 2 items of 12 documents

Design and Realization of a Bidirectional Full Bridge Converter with Improved Modulation Strategies

2020

In this paper a Full-Bridge Converter (FBC) for bidirectional power transfer is presented. The proposed FBC is an isolated DC-DC bidirectional converter, connected to a double voltage source&mdash

isolated DC-DC bidirectional converterComputer Networks and CommunicationsComputer science020209 energylcsh:TK7800-836002 engineering and technologySettore ING-IND/32 - Convertitori Macchine E Azionamenti Elettrici7. Clean energySettore ING-INF/01 - Elettronicafull-bridge converterlaw.inventionFull bridge converterlaw0202 electrical engineering electronic engineering information engineeringElectronic engineeringMaximum power transfer theoremElectrical and Electronic EngineeringTransformerfull-bridge converter; isolated DC-DC bidirectional converter; phase shift modulation; supercapacitorssupercapacitors020208 electrical & electronic engineeringlcsh:Electronicsphase shift modulationHardware and ArchitectureControl and Systems EngineeringSignal ProcessingVoltageElectronics
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Sustainable Supercapacitors Based on Polypyrrole-Doped Activated Biochar from Wood Waste Electrodes

2023

The synthesis of high-performance carbon-based materials from biomass residues for electrodes has been considered a challenge to achieve in supercapacitor-based production. In this work, activated biochar has been prepared as the active electrode material for supercapacitors (SCs), and an effective method has been explored to boost its capacitive performance by employing polypyrrole (PPy) as a biochar dopant. The results for physicochemical characterization data have demonstrated that PPy doping affects the biochar morphology, specific surface area, pore structure, and incorporation of surface functionalities on modified biochar. Biochar-PPy exhibited a surface area of 87 m2 g−1, while pris…

wood-based supercapacitorsbiohiilipuuhiilijätteetwood wastepolypyrrolesuperkondensaattoritelektroditMaterials Chemistrywood electrodespseudocapacitancepuu (luonnonmateriaalit)
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