insulator


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Related to insulator: Thermal insulator

insulator

[′in·sə‚lād·ər]
(electricity)
A device having high electrical resistance and used for supporting or separating conductors to prevent undesired flow of current from them to other objects. Also known as electrical insulator.
(materials)
A material that is a poor conductor of heat, sound, or electricity.
(solid-state physics)
A substance in which the normal energy band is full and is separated from the first excitation band by a forbidden band that can be penetrated only by an electron having an energy of several electronvolts, sufficient to disrupt the substance.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

electrical insulator

A component or device made from material having great enough resistance to the flow of electric current to be effectively considered as a nonconductor of current.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.

insulator

A material that does not conduct electricity. Contrast with conductor.
Copyright © 1981-2019 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.
References in periodicals archive ?
Water droplets formed on the surface of electrical insulators result in a disturbed electric field distribution around the insulator [16,17].
According to Marigold Industrial Marketing Manager Donald Gillespie the development of the PX Insulator is a reflection of the company's continual product development using the very latest fibres.
As for that other insulator they bought at the garage sale, the ceramic one, Quimby sold that on eBay too - for $1.99.
For additional information, contact Roger Nagel, president of the Grand Canyon State Insulators Club, 8331 W.
A TPE insulator can also be produced faster than an insulator of LSR, EPDM, cast epoxy, or porcelain.
Moreover, the use of polymer insulators simplifies transport, mounting, and other operations during the construction and repair of high-voltage overhead lines and electric apparatus and with reduced cost.
One alternative in heading off the adverse thermal discontinuity due to the bushing joint insulator is water cooling the insulated joint in the bushing as shown in Fig.
The work on research and development is a continuous process to keep abreast with ever diversifying requirements of porcelain insulators, chemical porcelain and ceramic tiles.
Electrical Insulator Market 2019 Global Industry Forecast to 2023 is latest report published by Market Research Future.
[USPRwire, Tue Mar 19 2019] Market Research Reports Search Engine (MRRSE) has recently updated its massive report catalog by adding a fresh study titled " Hollow Core Insulator Market Valuable Growth Prospects and Insights on Future Scenario (2018-2026) ".
Throw some electrons onto the surface of a topological insulator and they seemingly become invincible, effortlessly bypassing obstructions along their route.
New York, NY, May 08, 2013 --(PR.com)-- Global market intelligence firm, Netscribes has launched its latest report on the "Insulator Market in Europe 2013." The report states that Germany is the largest market for insulators among the other European countries, including France, Italy, Portugal, United Kingdom, Czech Republic, Poland and Romania.