Results 21 to 30 of about 501,317 (326)

Data-driven nonparametric Li-ion battery ageing model aiming at learning from real operation data - Part B : cycling operation [PDF]

open access: yes, 2020
Conventional Li-ion battery ageing models, such as electrochemical, semi-empirical and empirical models, require a significant amount of time and experimental resources to provide accurate predictions under realistic operating conditions.
Ahmed   +37 more
core   +4 more sources

Supercapacitor Constant-Current and Constant-Power Charging and Discharging Comparison under Equal Boundary Conditions for DC Microgrid Application

open access: yesEnergies, 2023
This work analyzes and compares the differences in efficiency between supercapacitor constant-current and constant-power charging under the same boundary conditions, i.e., charging from the same initial voltage to the same final voltage in equal charging
Ģirts Staņa   +2 more
doaj   +1 more source

Dielectric spectroscopy study of thermally-aged extruded model power cables [PDF]

open access: yes, 2010
“Model” extruded power cables, having a much reduced geometry but using the same extrusion techniques and materials as full-sized cables, have been examined using dielectric spectroscopy techniques to study their thermal ageing effects.
Dissado, L. A.   +6 more
core   +1 more source

Numerical analysis of discharging stability of basalt fiber bundle thermal energy storage tank

open access: yesEnergy Reports, 2022
In this paper, a new thermal energy storage (TES) scheme of basalt fiber bundles is proposed. This basalt fiber bundle TES tank adopts two-stage runner arrangement to increase the specific surface area and improve the heat exchange effect. Based on this,
Rao Kuang   +5 more
doaj   +1 more source

Measuring dynamic signals with direct sensor-to-microcontroller interfaces applied to a magnetoresistive sensor [PDF]

open access: yes, 2017
This paper evaluates the performance of direct interface circuits (DIC), where the sensor is directly connected to a microcontroller, when a resistive sensor subjected to dynamic changes is measured.
Cota Ruiz, Juan   +3 more
core   +3 more sources

Analysis and multi-dimensional modeling of lithium-air batteries [PDF]

open access: yes, 2014
This study contributes to: 1) a multi-dimensional model framework of lithium-air (Li-air) battery, 2) incorporation of mechanisms of insoluble precipitates' impacts, and 3) analysis and discussion on oxygen supply channel for Li-air battery.
Cho, SC, Wang, Y
core   +1 more source

Dynamics of electron transfer and coupling between charging and discharging in triboelectrification between insulators

open access: yesFriction
Although triboelectrification (TE) is essential in many industrial and scientific fields, its charge transfer mechanisms are still not fully understood.
Wei Li, Lei Zhu, Liran Ma, Xuefeng Xu
doaj   +1 more source

Dynamic discharging characteristics of absorption thermal battery under different capacity regulation strategies

open access: yesEnergy and Built Environment, 2023
Thermal battery plays an important role in renewable energy utilization towards carbon neutrality. The novel absorption thermal battery (ATB) has excellent performance but suffers from serious capacity attenuation.
Zhixiong Ding, Wei Wu
doaj   +1 more source

Electron-Beam Driven Relaxation Oscillations in Ferroelectric Nanodisks [PDF]

open access: yes, 2015
Using a combination of computational simulations, atomic-scale resolution imaging and phenomenological modelling, we examine the underlying mechanism for nanodomain restructuring in lead zirconate titanate (PZT) nanodisks driven by electron beams.
Ashok Kumar   +9 more
core   +2 more sources

Printing of wirelessly rechargeable solid-state supercapacitors for soft, smart contact lenses with continuous operations [PDF]

open access: yes, 2019
Recent advances in smart contact lenses are essential to the realization of medical applications and vision imaging for augmented reality through wireless communication systems.
Ahn, David B.   +6 more
core   +2 more sources

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