Results 31 to 40 of about 118,705 (335)

Study of Enhancing Energy Storage Density of Polypropylene Film Capacitors by Modified BaTiO3 Nano-fillers [PDF]

open access: yesDianli jianshe
[Objective] Polypropylene (PP) film capacitors are widely used in critical power equipment due to their excellent characteristics such as low loss and high voltage endurance. However, their low dielectric constant limits performance enhancement. [Methods]
LEI Tianxiang, XU Ying, ZHAO Zheng, SU Ran, WU Fangjie, HAO Zhiyuan, ZHAO Yuqi
doaj   +1 more source

Some Factors Effecting on the Dielectric Strength for (PVC- Kaolin) Composites [PDF]

open access: yesEngineering and Technology Journal, 2011
This research includes the effect of kaolin additions to the polymer matrix (PVC) and study some factors affecting to dielectric strength. The kaolin powder was added as percentage by weight (1,2,3 and 4%) to PVC, and the specimens formed by hot pressing
doaj   +1 more source

Effect of Silane Coupling Agent Chemistry on Electrical Breakdown across Hybrid Organic–Inorganic Insulating Films [PDF]

open access: yes, 2015
Dielectric breakdown measurements were conducted on self-assembled monolayer (SAM)/native silicon oxide hybrid dielectrics using conductive atomic force microscopy (C-AFM).
Clarke, David R.   +2 more
core   +2 more sources

Influence of imidazole derivatives on the dielectric and energy storage performance of epoxy

open access: yesHigh Voltage, 2022
Imidazoles are widely used as curing agents and accelerators for fabricating crosslinked epoxy materials applied in electrical and electronic fields.
Jiaming Luo   +8 more
doaj   +1 more source

DC Breakdown Strength Of Dielectric Materials At Cryogenic Temperatures [PDF]

open access: yes7 IEEE/PES Transmission and Distribution Conference and Exposition, 1979., 2005
The HVDC superconducting cable, under development at the Los Alamos Scientific Laboratory will operate at a temperature of 12 R and a helium pressure of 1.38 MPa. Because dc breakdown data of dielectric materials at these operating conditions were not previously available, extensive tests were performed on 11 dielectric materials in sheet form.
Chowdhuri, P.   +3 more
openaire   +1 more source

Improved energy storage performance of nanocomposites with Bi4.2K0.8Fe2O9+δ nanobelts

open access: yesJournal of Materiomics, 2020
Modern electronics and electric power grids require high performance polymer-based dielectric nanocomposites. To realize large-scale applications, the energy density of nanocomposites needs to be further increased.
Chuangming Hou   +4 more
doaj   +1 more source

Effect of Environmental Temperature on the Insulating Performance of Epoxy/MgO Nanocomposites

open access: yesApplied Sciences, 2020
This article reports on the development of nano-MgO/epoxy resin composites with various mass ratios via a solution blending method. The influence of MgO nanofillers on the thermal properties and the effect of environmental temperature on the insulating ...
Guanghui Ge   +3 more
doaj   +1 more source

The Electrical Breakdown of Thin Dielectric Elastomers:Thermal Effects [PDF]

open access: yes, 2014
Dielectric elastomers are being developed for use in actuators, sensors and generators to be used in various applications, such as artificial eye lids, pressure sensors and human motion energy generators.
Andritsch   +5 more
core   +2 more sources

Super Electrical Insulating Materials Based on Honeycomb‐Inspired Nanostructure: High Electrical Strength and Low Permittivity and Dielectric Loss

open access: yesAdvanced Electronic Materials, 2022
The high breakdown field strength is the most important index to evaluate the performance of insulating materials. It is theoretically found that the breakdown field strength of dielectric samples can be significantly improved by up to 1–2 orders of ...
Potao Sun   +5 more
doaj   +1 more source

Reliability Assessment of Statistical Distributions for Analyzing Dielectric Breakdown Strength of Polypropylene

open access: yesApplied Sciences, 2023
Various statistical distributions, such as Weibull, log-normal, and exponential functions, are frequently employed to interpret the dielectric breakdown (BD) strength data of insulating materials, including cross-linked polyethylene, low-density ...
Keon-Hee Park   +3 more
doaj   +1 more source

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