Results 1 to 10 of about 108,011 (299)

Increase of Three-Axis Accelerometer Sensitivity Using Capacitor in Spring [PDF]

open access: yesAUT Journal of Electrical Engineering, 2022
This study has introduced a three-axis capacitive accelerometer, in which the part of the capacitor that calculates acceleration is installed in the z direction in the spring to improve the sensitivity in the said direction.
kamran Delfan Hemmati   +1 more
doaj   +1 more source

Integrated Motor Drive: Mass and Volume Optimization of the Motor with an Integrated Filter Inductor

open access: yesEnergies, 2021
The present trend of aerospace industries is being shifted towards a “More Electric Aircraft” system which needs to be high power dense. For this purpose, the integration technologies have gained massive interest, providing the benefits of reduced losses,
Muhammad Raza Khowja   +5 more
doaj   +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

Ultraviolet Electrostatic Field Effect Light-Emitting Diode

open access: yesIEEE Photonics Journal, 2020
The potential of ultraviolet (UV) AlGaN quantum well (QW) light-emitting diodes (LEDs) is stunted due to the lack of efficient p-type doping for this ultra wide bandgap material.
Matthew Hartensveld   +2 more
doaj   +1 more source

High energy storage density with ultra-high efficiency and fast charging–discharging capability of sodium bismuth niobate lead-free ceramics

open access: yesJournal of Advanced Dielectrics, 2021
Ceramics-based capacitors with excellent energy storage characteristics, fast charging/discharge rate, and high efficiency have received significant attention.
Abdul Manan   +8 more
doaj   +1 more source

Modeling Capacitive Low-Power Voltage Transformer Behavior over Temperature and Frequency

open access: yesSensors, 2021
The use of capacitive dividers (CDs) in medium-voltage (MV) networks started as simple voltage detectors and as rough voltage measurement instruments for protective purposes.
Alessandro Mingotti   +4 more
doaj   +1 more source

Effects of the solution flow rate on the growth of aluminum etch tunnels

open access: yesEngineering Reports, 2023
Increasing the specific surface area of the anode foil of aluminum electrolytic capacitors is a research direction to improve the performance of capacitors.
Pengfei You   +10 more
doaj   +1 more source

An Active State of Charge Balancing Method With LC Energy Storage for Series Battery Pack

open access: yesFrontiers in Energy Research, 2022
To reduce the impact of series battery pack inconsistency on energy utilization, an active state of charge (SOC) balancing method based on an inductor and capacitor is proposed.
Xiaozhuo Xu   +5 more
doaj   +1 more source

Capacitor-within-capacitor [PDF]

open access: yesSN Applied Sciences, 2018
13 pages,13 figures, 1 ...
openaire   +2 more sources

Aging in epitaxial ferroelectric PbTiO3 films [PDF]

open access: yesJournal of Advanced Dielectrics, 2016
Ability of epitaxial perovskite oxide ferroelectric films to maintain a poled polarization state on a long-term scale is crucial for advanced devices employing such films.
Jari Hannu   +4 more
doaj   +1 more source

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