114 relations: AC power plugs and sockets, Aluminium oxide, Ampacity, Antenna (radio), Arcing horns, Asbestos, Band gap, Breakdown voltage, Broadcasting, Busbar, Bushing (electrical), Capacitor, Chain reaction, Charge carrier, Circuit breaker, Clay, Clevis fastener, Coaxial cable, Composite material, Corona discharge, Corona ring, CRC Press, Denby Pottery Company, Dielectric, Dielectric gas, Electric arc, Electric charge, Electric current, Electric field, Electric generator, Electric motor, Electric power distribution, Electric power transmission, Electrical breakdown, Electrical cable, Electrical conductor, Electrical injury, Electrical insulation paper, Electrical resistance and conductance, Electrical resistivity and conductivity, Electrical substation, Electrical tape, Electrical wiring, Electrolyte, Electron, Electron-beam processing, Electronic band structure, EPDM rubber, Epoxy, ETFE, ..., European Union, Feed line, Feldspar, Fibre-reinforced plastic, Flashover, General Electric, Glass, Ground (electricity), Grounding kit, Guy-wire, Henry Clay Fry, High voltage, Hydrophobe, Integrated circuit, Ion, Kapton, Kondo insulator, Lightning arrester, Mast radiator, Metal, Michael Faraday, Mineral oil, Mineral-insulated copper-clad cable, Mott insulator, Newton (unit), Patent, Phenol formaldehyde resin, Pin insulator, Plasma (physics), Plastic, Polyethylene, Polymer, Polytetrafluoroethylene, Polyvinyl chloride, Porcelain, Pound (force), Power cable, Printed circuit board, Quartz, Radio frequency, Resonance, Routledge, Royal Doulton, Semiconductor, Semiconductor device, Short circuit, Silicon dioxide, Silicone, Soapstone, Stoneware, Strain insulator, Sulfur hexafluoride, Switchgear, Telegraphy, Thermoplastic, Thermosetting polymer, Torus, Transformer, Transistor, Transmission line, Transmission tower, Twin-lead, Utility pole, Vacuum arc. Expand index (64 more) » « Shrink index
AC power plugs and sockets are devices that allow electrically operated equipment to be connected to the primary alternating current (AC) power supply in a building.
Aluminium oxide (British English) or aluminum oxide (American English) is a chemical compound of aluminium and oxygen with the chemical formula 23.
Ampacity is a portmanteau for ampere capacity defined by National Electrical Safety Codes, in some North American countries.
In radio, an antenna is the interface between radio waves propagating through space and electric currents moving in metal conductors, used with a transmitter or receiver.
Arcing horns (sometimes arc-horns) are projecting conductors used to protect insulators or switch hardware on high voltage electric power transmission systems from damage during flashover.
Asbestos is a set of six naturally occurring silicate minerals, which all have in common their eponymous asbestiform habit: i.e. long (roughly 1:20 aspect ratio), thin fibrous crystals, with each visible fiber composed of millions of microscopic "fibrils" that can be released by abrasion and other processes.
In solid-state physics, a band gap, also called an energy gap or bandgap, is an energy range in a solid where no electron states can exist.
The breakdown voltage of an insulator is the minimum voltage that causes a portion of an insulator to become electrically conductive.
Broadcasting is the distribution of audio or video content to a dispersed audience via any electronic mass communications medium, but typically one using the electromagnetic spectrum (radio waves), in a one-to-many model.
In electric power distribution, a busbar (also bus bar, and sometimes misspelled as buss bar or bussbar) is a metallic strip or bar, typically housed inside switchgear, panel boards, and busway enclosures for local high current power distribution.
In electric power, a bushing is an insulated device that allows an electrical conductor to pass safely through a grounded conducting barrier such as the case of a transformer or circuit breaker.
A capacitor is a passive two-terminal electrical component that stores potential energy in an electric field.
A chain reaction is a sequence of reactions where a reactive product or by-product causes additional reactions to take place.
In physics, a charge carrier is a particle free to move, carrying an electric charge, especially the particles that carry electric charges in electrical conductors.
A circuit breaker is an automatically operated electrical switch designed to protect an electrical circuit from damage caused by excess current from an overload or short circuit.
Clay is a finely-grained natural rock or soil material that combines one or more clay minerals with possible traces of quartz (SiO2), metal oxides (Al2O3, MgO etc.) and organic matter.
A clevis fastener is a three-piece fastener system consisting of a clevis, clevis pin, and tang.
Cross-sectional view of a coaxial cable Coaxial cable, or coax (pronounced), is a type of electrical cable that has an inner conductor surrounded by a tubular insulating layer, surrounded by a tubular conducting shield.
A composite material (also called a composition material or shortened to composite, which is the common name) is a material made from two or more constituent materials with significantly different physical or chemical properties that, when combined, produce a material with characteristics different from the individual components.
A corona discharge is an electrical discharge brought on by the ionization of a fluid such as air surrounding a conductor that is electrically charged.
A corona ring, also called an anti-corona ring, is a toroid of conductive material, usually metal, which is attached to a terminal or other irregular hardware piece of high voltage equipment.
The CRC Press, LLC is a publishing group based in the United States that specializes in producing technical books.
Denby Pottery Company Ltd is a British manufacturer of pottery, named after the village of Denby in Derbyshire where it is based.
A dielectric (or dielectric material) is an electrical insulator that can be polarized by an applied electric field.
A dielectric gas, or insulating gas, is a dielectric material in gaseous state.
An electric arc, or arc discharge, is an electrical breakdown of a gas that produces an ongoing electrical discharge.
Electric charge is the physical property of matter that causes it to experience a force when placed in an electromagnetic field.
An electric current is a flow of electric charge.
An electric field is a vector field surrounding an electric charge that exerts force on other charges, attracting or repelling them.
In electricity generation, a generator is a device that converts motive power (mechanical energy) into electrical power for use in an external circuit.
An electric motor is an electrical machine that converts electrical energy into mechanical energy.
Electric power distribution is the final stage in the delivery of electric power; it carries electricity from the transmission system to individual consumers.
Electric power transmission is the bulk movement of electrical energy from a generating site, such as a power plant, to an electrical substation.
Electrical breakdown or dielectric breakdown is when current flows through an electrical insulator when the voltage applied across it exceeds the breakdown voltage.
An electrical cable is an assembly of one or more wires running side by side or bundled, which is used to carry electric current.
In physics and electrical engineering, a conductor is an object or type of material that allows the flow of an electrical current in one or more directions.
Electrical injury is a physiological reaction caused by electric current passing through the (human) body.
Electrical insulation papers are paper types that are used as electrical insulation in many applications due to pure cellulose having outstanding electrical properties.
The electrical resistance of an electrical conductor is a measure of the difficulty to pass an electric current through that conductor.
Electrical resistivity (also known as resistivity, specific electrical resistance, or volume resistivity) is a fundamental property that quantifies how strongly a given material opposes the flow of electric current.
A substation is a part of an electrical generation, transmission, and distribution system.
Electrical tape (or insulating tape) is a type of pressure-sensitive tape used to insulate electrical wires and other materials that conduct electricity.
Electrical wiring is an electrical installation of cabling and associated devices such as switches, distribution boards, sockets and light fittings in a structure.
An electrolyte is a substance that produces an electrically conducting solution when dissolved in a polar solvent, such as water.
The electron is a subatomic particle, symbol or, whose electric charge is negative one elementary charge.
Electron-beam processing or electron irradiation is a process that involves using beta radiation, usually of high energy, to treat an object for a variety of purposes.
In solid-state physics, the electronic band structure (or simply band structure) of a solid describes the range of energies that an electron within the solid may have (called energy bands, allowed bands, or simply bands) and ranges of energy that it may not have (called band gaps or forbidden bands).
EPDM rubber (ethylene propylene diene monomer rubber), a type of synthetic rubber, is an elastomer characterized by a wide range of applications.
Epoxy is either any of the basic components or the cured end products of epoxy resins, as well as a colloquial name for the epoxide functional group.
Ethylene tetrafluoroethylene (ETFE) is a fluorine-based plastic.
The European Union (EU) is a political and economic union of EUnum member states that are located primarily in Europe.
In a radio antenna, the feed line (feedline), or feeder, is the cable or other transmission line that connects the antenna with the radio transmitter or receiver.
Feldspars (KAlSi3O8 – NaAlSi3O8 – CaAl2Si2O8) are a group of rock-forming tectosilicate minerals that make up about 41% of the Earth's continental crust by weight.
Fibre-reinforced plastic (FRP) (also called fiber-reinforced polymer, or fiber-reinforced plastic) is a composite material made of a polymer matrix reinforced with fibres.
A flashover is the near-simultaneous ignition of most of the directly exposed combustible material in an enclosed area.
General Electric Company (GE) is an American multinational conglomerate incorporated in New York and headquartered in Boston, Massachusetts.
Glass is a non-crystalline amorphous solid that is often transparent and has widespread practical, technological, and decorative usage in, for example, window panes, tableware, and optoelectronics.
In electrical engineering, ground or earth is the reference point in an electrical circuit from which voltages are measured, a common return path for electric current, or a direct physical connection to the earth.
A grounding kit / earthing kit can be described as a kind of lightning protector which avoids lightning punctures on cables.
A guy-wire, guy-line, or guy-rope, also known as simply a guy, is a tensioned cable designed to add stability to a free-standing structure.
Henry Clay Fry (1840 – 1929) was an American entrepreneur in the glass industry in the late nineteenth century and early twentieth century.
The term high voltage usually means electrical energy at voltages high enough to inflict harm on living organisms.
In chemistry, hydrophobicity is the physical property of a molecule (known as a hydrophobe) that is seemingly repelled from a mass of water.
An integrated circuit or monolithic integrated circuit (also referred to as an IC, a chip, or a microchip) is a set of electronic circuits on one small flat piece (or "chip") of semiconductor material, normally silicon.
An ion is an atom or molecule that has a non-zero net electrical charge (its total number of electrons is not equal to its total number of protons).
Kapton is a polyimide film developed by DuPont in the late 1960s that remains stable across a wide range of temperatures, from.
In solid-state physics, Kondo insulators (also referred as Kondo semiconductors and heavy fermion semiconductors) are understood as materials with strongly correlated electrons, that open up a narrow band gap (in the order of 10 meV) at low temperatures with the chemical potential lying in the gap, whereas in heavy fermions the chemical potential is located in the conduction band.
A lightning arrester (alternative spelling lightning arrestor) (also called lightning diverter) is a device used on electric power systems and telecommunication systems to protect the insulation and conductors of the system from the damaging effects of lightning.
A mast radiator (or radiating tower) is a radio mast or tower in which the entire structure functions as an antenna.
A metal (from Greek μέταλλον métallon, "mine, quarry, metal") is a material (an element, compound, or alloy) that is typically hard when in solid state, opaque, shiny, and has good electrical and thermal conductivity.
Michael Faraday FRS (22 September 1791 – 25 August 1867) was an English scientist who contributed to the study of electromagnetism and electrochemistry.
Mineral oil is any of various colorless, odorless, light mixtures of higher alkanes from a mineral source, particularly a distillate of petroleum.
Mineral-insulated copper-clad cable is a variety of electrical cable made from copper conductors inside a copper sheath, insulated by inorganic magnesium oxide powder.
Mott insulators are a class of materials that should conduct electricity under conventional band theories, but are insulators when measured (particularly at low temperatures).
The newton (symbol: N) is the International System of Units (SI) derived unit of force.
A patent is a set of exclusive rights granted by a sovereign state or intergovernmental organization to an inventor or assignee for a limited period of time in exchange for detailed public disclosure of an invention.
Phenol formaldehyde resins (PF) or phenolic resins are synthetic polymers obtained by the reaction of phenol or substituted phenol with formaldehyde.
A pin insulator is a device that isolates a wire from a physical support such as a pin (a wooden or metal dowel of about 3 cm diameter with screw threads) on a telegraph or utility pole.
Plasma (Henry George Liddell, Robert Scott, A Greek English Lexicon, on Perseus) is one of the four fundamental states of matter, and was first described by chemist Irving Langmuir in the 1920s.
Plastic is material consisting of any of a wide range of synthetic or semi-synthetic organic compounds that are malleable and so can be molded into solid objects.
Polyethylene or polythene (abbreviated PE; IUPAC name polyethene or poly(ethylene)) is the most common plastic.
A polymer (Greek poly-, "many" + -mer, "part") is a large molecule, or macromolecule, composed of many repeated subunits.
Polytetrafluoroethylene (PTFE) is a synthetic fluoropolymer of tetrafluoroethylene that has numerous applications.
Polyvinyl chloride, also known as polyvinyl or '''vinyl''', commonly abbreviated PVC, is the world's third-most widely produced synthetic plastic polymer, after polyethylene and polypropylene.
Porcelain is a ceramic material made by heating materials, generally including kaolin, in a kiln to temperatures between.
The pound-force (symbol: lbf, sometimes lbf) is a unit of force used in some systems of measurement including English Engineering units and the British Gravitational System.
A power cable is an electrical cable, an assembly of one or more electrical conductors, usually held together with an overall sheath.
A printed circuit board (PCB) mechanically supports and electrically connects electronic components or electrical components using conductive tracks, pads and other features etched from one or more sheet layers of copper laminated onto and/or between sheet layers of a non-conductive substrate.
Quartz is a mineral composed of silicon and oxygen atoms in a continuous framework of SiO4 silicon–oxygen tetrahedra, with each oxygen being shared between two tetrahedra, giving an overall chemical formula of SiO2.
Radio frequency (RF) refers to oscillatory change in voltage or current in a circuit, waveguide or transmission line in the range extending from around twenty thousand times per second to around three hundred billion times per second, roughly between the upper limit of audio and the lower limit of infrared.
In physics, resonance is a phenomenon in which a vibrating system or external force drives another system to oscillate with greater amplitude at specific frequencies.
Routledge is a British multinational publisher.
Royal Doulton was an English ceramic manufacturing company producing tableware and collectables, dating from 1815.
A semiconductor material has an electrical conductivity value falling between that of a conductor – such as copper, gold etc.
Semiconductor devices are electronic components that exploit the electronic properties of semiconductor materials, principally silicon, germanium, and gallium arsenide, as well as organic semiconductors.
A short circuit (sometimes abbreviated to short or s/c) is an electrical circuit that allows a current to travel along an unintended path with no or a very low electrical impedance.
Silicon dioxide, also known as silica (from the Latin silex), is an oxide of silicon with the chemical formula, most commonly found in nature as quartz and in various living organisms.
Silicones, also known as polysiloxanes, are polymers that include any inert, synthetic compound made up of repeating units of siloxane, which is a chain of alternating silicon atoms and oxygen atoms, combined with carbon, hydrogen, and sometimes other elements.
Soapstone (also known as steatite or soaprock) is a talc-schist, which is a type of metamorphic rock.
--> Stoneware is a rather broad term for pottery or other ceramics fired at a relatively high temperature.
A strain insulator is an electrical insulator that is designed to work in mechanical tension (strain), to withstand the pull of a suspended electrical wire or cable.
Sulfur hexafluoride (SF6) is an inorganic, colorless, odorless, non-flammable, extremely potent greenhouse gas, and an excellent electrical insulator.
In an electric power system, switchgear is the combination of electrical disconnect switches, fuses or circuit breakers used to control, protect and isolate electrical equipment.
Telegraphy (from Greek: τῆλε têle, "at a distance" and γράφειν gráphein, "to write") is the long-distance transmission of textual or symbolic (as opposed to verbal or audio) messages without the physical exchange of an object bearing the message.
A thermoplastic, or thermosoftening plastic, is a plastic material, a polymer, that becomes pliable or moldable above a specific temperature and solidifies upon cooling.
A thermoset, also called a thermosetting plastic, is a plastic that is irreversibly cured from a soft solid or viscous liquid, prepolymer or resin.
In geometry, a torus (plural tori) is a surface of revolution generated by revolving a circle in three-dimensional space about an axis coplanar with the circle.
A transformer is a static electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
A transistor is a semiconductor device used to amplify or switch electronic signals and electrical power.
In communications and electronic engineering, a transmission line is a specialized cable or other structure designed to conduct alternating current of radio frequency, that is, currents with a frequency high enough that their wave nature must be taken into account.
A transmission tower or power tower (electricity pylon in the United Kingdom, Canada and parts of Europe) is a tall structure, usually a steel lattice tower, used to support an overhead power line.
Twin-lead cable is a two-conductor flat cable used as a balanced transmission line to carry radio frequency (RF) signals.
A utility pole is a column or post used to support overhead power lines and various other public utilities, such as electrical cable, fiber optic cable, and related equipment such as transformers and street lights.
A vacuum arc can arise when the surfaces of metal electrodes in contact with a good vacuum begin to emit electrons either through heating (thermionic emission) or in an electric field that is sufficient to cause field electron emission.
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