Results 21 to 30 of about 44,255 (258)

Morphological and Electrical Properties of Nanocellulose Compounds and Its Application on Capacitor Assembly

open access: yesInternational Journal of Polymer Science, 2020
The rise for innovation in the electrical industry is strongly driven by development of new materials. Features of new materials are changing design paradigms for engineers. In this paper, the electrical properties of films of cellulose nanocrystals were
José Alfredo Hernández-Flores   +7 more
doaj   +1 more source

Study the Effect of Volume Fraction of Mica With Different Particle Size on the Mechanical and Electrical Properties for Unsaturated Polyester Composites [PDF]

open access: yesEngineering and Technology Journal, 2012
This study was carried out to investigate the effect of adding mica (5, 10, 15, 20, 25 % vf) with variable particle size (35, 57, 70μm) on the mechanical and electrical properties of the unsaturated polyester composites.
Rafah A.Nasif
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

3. Remarks on Dielectric Strength [PDF]

open access: yesProceedings of the Royal Society of Edinburgh, 1882
The phenomena accompanying the disruptive discharge of electricity are, in the present state of electric science, among the most interesting known, because they are the least understood, and, so far as we know, the least concordant with our preconceived ideas. The simplest way of representing the facts is to imagine with Faraday that the non-conducting
openaire   +1 more source

Dielectric breakdown properties of CF3I-N2 mixtures containing a small amount of SF6

open access: yesAIP Advances, 2019
CF3I-N2 mixtures have garnered much attention as potential SF6-substitutes due to their excellent dielectric strengths, and the dielectric strength of SF6-N2 mixtures has a good synergy effect. This paper attempts to propose an approach of adding a small
Hu Zhao, Yunkun Deng, Zengyao Tian
doaj   +1 more source

Optimization Studies on Improving the Dielectric Properties of Alkali Treated Fibers from Phaseolus Vulgaris Reinforced Polyester Composites by Central Composite Design

open access: yesJournal of Natural Fibers, 2021
This study investigates the dielectric efficiency of a composite prepared using a fiber extracted from Phaseolus vulgaris. The extraction of fiber was statistically modeled using face-centered central composite design.
B. Gurukarthik Babu   +5 more
doaj   +1 more source

Dielectric Characterization of Chinese Standard Concrete for Compressive Strength Evaluation

open access: yesApplied Sciences, 2017
Dielectric characterization of concrete is essential for the wireless structural health monitoring (SHM) of concrete structures. Guo Biao (GB) concrete refers to the concrete mixed and cast in accordance with the Chinese standard. Currently, China is the
Kwok L. Chung   +5 more
doaj   +1 more source

Dielectric and Thermal Properties of Carrot Fibers –Epoxy Composites [PDF]

open access: yesEngineering and Technology Journal, 2011
Epoxy composites were prepared with two sizes of carrot fibers in different weight percent (10%, 20%, 30% and 40%) by hand lay-up technique. The dielectric constant and dissipation factor (tanä) of pure epoxy resin and composites were measured in a ...
Wafaa A. Hussain
doaj   +1 more source

Characteristics of Gel Time and Dielectric Strength of Epoxy Composite According to the Mixing Ratio of Micro-Fillers

open access: yesEnergies, 2020
The dielectric strength and gel time of epoxy composites vary with the mixing ratio of epoxy resin, hardener, additives, filler, etc., and especially the gel time affects the productivity and economics of ultra-high-voltage (UHV) equipment.
Dong-Hun Oh   +5 more
doaj   +1 more source

Study on the Decrease in Air Dielectric Strength of DC Voltage According to the Ignition Properties of Combustibles

open access: yesApplied Sciences, 2022
Most electrical transmission lines are located in forests, and currently in South Korea, deregulation has allowed various structures to be built on the ground below transmission lines.
Kihong Chun, Dongwoo Song, Kisung Kim
doaj   +1 more source

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