Results 21 to 30 of about 37,590 (293)

Pengujian Superkapasitor Berbasis Sodium Alginat Saat Pengisian dan Pengosongan Muatan Listrik [PDF]

open access: yesJurnal Teknik Elektro, 2018
Tujuan penelitian ini adalah untuk membuat prototipe supercapacitor sebagai penyimpan energi dengan menggunakan sodium alginat untuk elektroda dan untuk mengukur voltase pada supercapacitor dengan menggunakan Arduino saat terhubung ke sumber tegangan ...
Valdi Rizki Yandri
doaj   +1 more source

An Environmentally Benign Supercapacitor Using A Water-dissolvable Ionic Gel [PDF]

open access: yes, 2021
An environmentally benign supercapacitor is developed incorporating an ionic liquid, carbon powder, a cellulose separator and a Molybdenum electrode. The ionic liquid is dispersed into a water-dissolvable polymer, poly(vinyl alcohol), to produce solid ...
Shunsuke, Yamada
core   +1 more source

A supercapacitor based enhancement technique for stand-alone surge protection circuits [PDF]

open access: yes, 2013
With the International Technology Roadmap for Semiconductors predicting below-25nm feature-size VLSIs, powered by DC power supplies of less than 1V, protection against transients has become mandatory for modern electronic systems.
Kularatna, Nihal   +3 more
core   +1 more source

A Flexible Supercapacitor with High True Performance

open access: yesiScience, 2018
Summary: The demand for better “true performance” of supercapacitors, which is defined as the energy density based on the packaged cell with high active mass loading, is spurred by the ever-increasing energy storage market.
Zhonghua Ren, Yuanji Li, Jie Yu
doaj   +1 more source

Study of Supercapacitors Built in the Start-Up System of the Main Diesel Locomotive

open access: yesEnergies, 2023
A successful guaranteed launch of a mainline diesel locomotive is one of the most important and urgent problems of the rolling stock operation. Improvement of the start-up system of the main diesel locomotive when using a supercapacitor allows multiple ...
Boris V. Malozyomov   +7 more
doaj   +1 more source

Comparative Investigation of Organic Solution and Ionic Liquid as Electrolyte under Lithium-Air Battery

open access: yesInternational Journal of Electrochemical Science, 2014
In this study, we compared the performance and cycle life of lithium-air battery with organic solution and ionic liquid as electrolyte, respectively. The electrochemical performance of the electrolyte was examined using Tafel curves, cyclic voltammetry ...
Kedi Cai, Haijing Jiang, Weihua Pu
doaj   +1 more source

Supercapacitor assisted LDO (SCALDO) techniquean extra low frequency design approach to high efficiency DC-DC converters and how it compares with the classical switched capacitor converters [PDF]

open access: yes, 2013
Supercapacitor assisted low dropout regulators (SCALDO) were proposed as an alternative design approach to DC-DC converters, where the supercapacitor circulation frequency (switching frequency) is in the order of few Hz to few 10s of Hz, with an output ...
Nihal Kulatana   +5 more
core   +1 more source

Supercapacitor assisted low dropout regulators (SCALDO) with reduced switches: A new approach to high efficiency VRM designs [PDF]

open access: yes, 2013
Supercapacitor assisted low dropout (SCALDO) regulator is a new approach to develop high efficiency DC-DC converters with supercapacitors used for energy recovery.
Kularatna, Nihal   +4 more
core   +1 more source

Simulation of Supercapacitor Charge and Discharge in Photovoltaic Applications

open access: yes, 2023
—In this work, a simulation approach to estimate the charge and discharge profile for a supercapacitor storage application is proposed. The approach assumes the supercapacitor as a storage element in the DC bus for converter system starting from ...
Corti, Fabio   +5 more
core   +1 more source

ЗАКОНОМІРНОСТІ ЗМІНЕННЯ ЕНЕРГОЕФЕКТИВНОСТІ РОЗРЯДУ СУПЕРКОНДЕНСАТОРА НА ЛІНІЙНЕ АКТИВНЕ НАВАНТАЖЕННЯ ПРИ ЗМІНІ ТРИВАЛОСТІ РОЗРЯДУ

open access: yesПраці Інституту електродинаміки Національної академії наук України, 2023
In the paper, the regularities of changes in electricity losses and the coefficient of its transfer to a linear active load during the discharge of a supercapacitor on the load under different conditions of interruption of discharge currents are ...
А.А. Щерба   +3 more
doaj   +1 more source

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