Results 121 to 130 of about 2,385 (300)

Surface conductivity as an indication of the surface condition of non-ceramic insulators

open access: yes, 1996
Different insulating materials were exposed to marine pollution conditions and their surface conductivities were measured with an Insulator Pollution Monitoring Apparatus (IPMA), originally designed to measure surface conductivity on ceramic insulators ...
Van Wyk L.   +2 more
core  

Ultrathin Li Metal Anodes: Quantitative Design Principles and Manufacturability Across Liquid and Solid‐State Batteries

open access: yesAdvanced Materials, EarlyView.
Ultrathin lithium metal anodes (≤15 µm) offer a promising route to high‐energy‐density batteries due to their high capacity and low potential. This review presents design principles for ultrathin Li, evaluates fabrication strategies, and discusses challenges in liquid and solid‐state cells.
Cheng Wang   +9 more
wiley   +1 more source

Performance of biologically contaminated high voltage insulators

open access: yes, 2006
Biological growth has been observed on insulators installed all over the world. However, so far, its impact on insulator performance is not well known. This paper summarizes the work published in the field.
Karlsson, Sigbritt,   +2 more
core   +1 more source

Weaving Intelligence: Thermally Drawn Multimaterial Fibers Toward AI‐Enabled Smart Textiles

open access: yesAdvanced Materials, EarlyView.
Thermally drawn multimaterial fibers are rapidly advancing as intelligent structural units for next‐generation smart textiles. Integrating multimaterial architectures with neuromorphic and spiking‐neural‐network principles enables fabrics that can sense, compute, and adapt autonomously.
Vuong Dinh Trung   +9 more
wiley   +1 more source

Partial Discharge Classification Using Acoustic Signals and Artificial Neural Networks and its Application in detection of Defects in Ceramic Insulators [PDF]

open access: yes, 2018
Online condition monitoring of critical assets constitutes one method whereby the electrical insulation industry can help safeguard grids through the avoidance of system outages due to insulation failure.
Polisetty, Satish Kumar
core  

Surface‐Functionalized LLZO‐Incorporated Multilayer Composite Solid Electrolytes for Dendrite Suppression and Efficient Ionic Conduction in Lithium–Metal Batteries

open access: yesAdvanced Materials, EarlyView.
A soft–hard tri‐layer composite electrolyte that couples fast Li+ transport with reinforced interfacial stability to enable high‐conductivity, mechanically robust, dendrite‐free lithium‐metal batteries. ABSTRACT The development of solid polymer electrolytes is central to safe, high‐energy lithium‐metal batteries (LMBs); however, persistent challenges ...
Fazal Ur Rehman   +9 more
wiley   +1 more source

Vibration-Based Diagnostics of Non-Ceramic Insulators: Characterization of Signals

open access: yesVibration
This paper presents an experimental method for testing composite insulators based on vibration testing. The method used investigated the propagation, signal shape, and distortion of excited mechanical waves under the influence of defects.
Dániel Balogh   +2 more
doaj   +1 more source

Substations insulators

open access: yes, 2020
Ovim radom ukratko su opisani izolatori u rasklopnim postrojenjima, njihova namjena i način proizvodnje kompozitnih i konvencionalnih izolatora. Opisana su i realna opterećenja koja utječu na izolatore dok su u primjeni.
Karamarko, Zvonimir
core  

A Study of the Detection of Defects in Ceramic Insulators Based on Radio Frequency Signatures. [PDF]

open access: yes, 2014
The presence of defects in outdoor insulators ultimately results in the initiation of partial discharge (PD) activity. Because insulation failure and the consequent breakdown of power equipment can occur due to the cumulative adverse effects of partial ...
Anjum, Shaharyar
core  

The influence of atmospheric conditions on the leakage current of ceramic insulators on the Colombian Caribbean coast

open access: yes, 2015
The contamination of electrical insulators is one of the major contributors to the risk of operation outages in electrical substations, especially in coastal zones with high salinity levels and atmospheric pollution.
Oviedo-Trespalacios, Óscar   +3 more
core   +1 more source

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