Table of Contents
196 relations: AC motor, Acceleration, Actuator, Air gap (magnetic), Alessandro Volta, Allen Kent, Alternating current, American Institute of Electrical Engineers, American Petroleum Institute, Ampère's force law, André-Marie Ampère, Andrew Gordon (Benedictine), Angular frequency, Antonio Pacinotti, Arago's rotations, Armature (electrical), Axial flux motor, Ányos Jedlik, Barlow's wheel, Bearing (mechanical), Benjamin Franklin, Benjamin G. Lamme, Brine, Brush (electric), Brushed DC electric motor, Brushless DC electric motor, Bureau of Indian Standards, Carbon, Charles Eugene Lancelot Brown, Charles F. Scott (engineer), Charles-Augustin de Coulomb, Chicago "L", Chronograph, Closed-loop controller, Coercivity, Cogging torque, Commutator (electric), Compensation winding, Coulomb's law, Counter-electromotive force, Cross product, Current source, Direct current, Direct torque control, Eddy current, Electric battery, Electric current, Electric field, Electric generator, Electric machine, ... Expand index (146 more) »
- Electromagnetic components
- Magnetic propulsion devices
AC motor
An AC motor is an electric motor driven by an alternating current (AC).
See Electric motor and AC motor
Acceleration
In mechanics, acceleration is the rate of change of the velocity of an object with respect to time.
See Electric motor and Acceleration
Actuator
An actuator is a component of a machine that produces force, torque, or displacement, usually in a controlled way, when an electrical, pneumatic or hydraulic input is supplied to it in a system (called an actuating system).
See Electric motor and Actuator
Air gap (magnetic)
Air gap in magnetic circuits is a term used to define an intentional gap left in the magnetic material.
See Electric motor and Air gap (magnetic)
Alessandro Volta
Alessandro Giuseppe Antonio Anastasio Volta (18 February 1745 – 5 March 1827) was an Italian physicist and chemist who was a pioneer of electricity and power and is credited as the inventor of the electric battery and the discoverer of methane.
See Electric motor and Alessandro Volta
Allen Kent
Allen Kent (October 24, 1921 – May 1, 2014) was an American information scientist.
See Electric motor and Allen Kent
Alternating current
Alternating current (AC) is an electric current that periodically reverses direction and changes its magnitude continuously with time, in contrast to direct current (DC), which flows only in one direction.
See Electric motor and Alternating current
American Institute of Electrical Engineers
The American Institute of Electrical Engineers (AIEE) was a United States-based organization of electrical engineers that existed from 1884 through 1962.
See Electric motor and American Institute of Electrical Engineers
American Petroleum Institute
The American Petroleum Institute (API) is the largest U.S. trade association for the oil and natural gas industry.
See Electric motor and American Petroleum Institute
Ampère's force law
In magnetostatics, the force of attraction or repulsion between two current-carrying wires (see first figure below) is often called Ampère's force law.
See Electric motor and Ampère's force law
André-Marie Ampère
André-Marie Ampère (20 January 177510 June 1836) was a French physicist and mathematician who was one of the founders of the science of classical electromagnetism, which he referred to as "electrodynamics".
See Electric motor and André-Marie Ampère
Andrew Gordon (Benedictine)
Andrew Gordon (15 June 1712 – 22 August 1751) was a Scottish Benedictine monk, physicist and inventor.
See Electric motor and Andrew Gordon (Benedictine)
Angular frequency
In physics, angular frequency (symbol ω), also called angular speed and angular rate, is a scalar measure of the angle rate (the angle per unit time) or the temporal rate of change of the phase argument of a sinusoidal waveform or sine function (for example, in oscillations and waves).
See Electric motor and Angular frequency
Antonio Pacinotti
Antonio Pacinotti (17 June 1841 – 24 March 1912) was an Italian physicist, who was Professor of Physics at the University of Pisa.
See Electric motor and Antonio Pacinotti
Arago's rotations
Arago's rotations is an observable magnetic phenomenon that involves the interactions between a magnetized needle and a moving metal disk.
See Electric motor and Arago's rotations
Armature (electrical)
In electrical engineering, the armature is the winding (or set of windings) of an electric machine which carries alternating current. Electric motor and armature (electrical) are electric motors and electromagnetic components.
See Electric motor and Armature (electrical)
Axial flux motor
An axial flux motor (axial gap motor, or pancake motor) is a geometry of electric motor construction where the gap between the rotor and stator, and therefore the direction of magnetic flux between the two, is aligned parallel with the axis of rotation, rather than radially as with the concentric cylindrical geometry of the more common radial flux motor. Electric motor and axial flux motor are electric motors.
See Electric motor and Axial flux motor
Ányos Jedlik
Ányos István Jedlik was a Hungarian inventor, engineer, physicist, and Benedictine priest.
See Electric motor and Ányos Jedlik
Barlow's wheel
An 1842 diagram of Barlow's wheel Barlow's wheel was an early demonstration of a homopolar motor, designed and built by English mathematician and physicist, Peter Barlow in 1822. Electric motor and Barlow's wheel are electric motors.
See Electric motor and Barlow's wheel
Bearing (mechanical)
A ball bearing A bearing is a machine element that constrains relative motion to only the desired motion and reduces friction between moving parts.
See Electric motor and Bearing (mechanical)
Benjamin Franklin
Benjamin Franklin (April 17, 1790) was an American polymath: a leading writer, scientist, inventor, statesman, diplomat, printer, publisher and political philosopher.
See Electric motor and Benjamin Franklin
Benjamin G. Lamme
Benjamin Garver Lamme (January 12, 1864 – July 8, 1924) was an American electrical engineer and chief engineer at Westinghouse, where he was responsible for the design of electrical power machines.
See Electric motor and Benjamin G. Lamme
Brine
Brine (or briny water) is water with a high-concentration solution of salt (typically sodium chloride or calcium chloride).
Brush (electric)
A brush or carbon brush is an electrical contact, often made from specially prepared carbon, which conducts current between stationary and rotating parts (the latter most commonly being a rotating shaft) of an electrical machine. Electric motor and brush (electric) are electric motors.
See Electric motor and Brush (electric)
Brushed DC electric motor
A brushed DC electric motor is an internally commutated electric motor designed to be run from a direct current power source and utilizing an electric brush for contact. Electric motor and brushed DC electric motor are electric motors.
See Electric motor and Brushed DC electric motor
Brushless DC electric motor
A brushless DC electric motor (BLDC), also known as an electronically commutated motor, is a synchronous motor using a direct current (DC) electric power supply. Electric motor and brushless DC electric motor are electric motors.
See Electric motor and Brushless DC electric motor
Bureau of Indian Standards
The Bureau of Indian Standards (BIS) is the National Standards Body of India under Department of Consumer affairs, Ministry of Consumer Affairs, Food & Public Distribution, Government of India. It is established by the Bureau of Indian Standards Act, 2016 which came into effect on 12 October 2017.
See Electric motor and Bureau of Indian Standards
Carbon
Carbon is a chemical element; it has symbol C and atomic number 6.
Charles Eugene Lancelot Brown
Brown c. 1900 Charles Eugene Lancelot Brown (17 June 1863 – 2 May 1924) was a Swiss businessman and engineer who co-founded Brown, Boveri & Cie (BBC), which later became ABB.
See Electric motor and Charles Eugene Lancelot Brown
Charles F. Scott (engineer)
Charles Felton Scott (September 19, 1864 in Athens, Ohio – December 17, 1944) was an electrical engineer, professor at Yale University and known for his invention of the Scott-T transformer in the 1890s.
See Electric motor and Charles F. Scott (engineer)
Charles-Augustin de Coulomb
Charles-Augustin de Coulomb (14 June 1736 – 23 August 1806) was a French officer, engineer, and physicist.
See Electric motor and Charles-Augustin de Coulomb
Chicago "L"
The Chicago "L" (short for "elevated") is the rapid transit system serving the city of Chicago and some of its surrounding suburbs in the U.S. state of Illinois.
See Electric motor and Chicago "L"
Chronograph
A chronograph is a specific type of watch that is used as a stopwatch combined with a display watch.
See Electric motor and Chronograph
Closed-loop controller
A closed-loop controller or feedback controller is a control loop which incorporates feedback, in contrast to an open-loop controller or non-feedback controller.
See Electric motor and Closed-loop controller
Coercivity
Coercivity, also called the magnetic coercivity, coercive field or coercive force, is a measure of the ability of a ferromagnetic material to withstand an external magnetic field without becoming demagnetized.
See Electric motor and Coercivity
Cogging torque
Cogging torque of electrical motors is the torque due to the interaction between the permanent magnets of the rotor and the stator slots of a permanent magnet machine. Electric motor and Cogging torque are electric motors.
See Electric motor and Cogging torque
Commutator (electric)
A commutator is a rotary electrical switch in certain types of electric motors and electrical generators that periodically reverses the current direction between the rotor and the external circuit. Electric motor and commutator (electric) are electric motors.
See Electric motor and Commutator (electric)
Compensation winding
A compensation winding in a DC shunt motor is a winding in the field pole face plate that carries armature current to reduce stator field distortion. Electric motor and compensation winding are electric motors.
See Electric motor and Compensation winding
Coulomb's law
Coulomb's inverse-square law, or simply Coulomb's law, is an experimental law of physics that calculates the amount of force between two electrically charged particles at rest.
See Electric motor and Coulomb's law
Counter-electromotive force
Counter-electromotive force (counter EMF, CEMF, back EMF),Graf, "counterelectromotive force", Dictionary of Electronics is the electromotive force (EMF) manifesting as a voltage that opposes the change in current which induced it.
See Electric motor and Counter-electromotive force
Cross product
In mathematics, the cross product or vector product (occasionally directed area product, to emphasize its geometric significance) is a binary operation on two vectors in a three-dimensional oriented Euclidean vector space (named here E), and is denoted by the symbol \times.
See Electric motor and Cross product
Current source
A current source is an electronic circuit that delivers or absorbs an electric current which is independent of the voltage across it.
See Electric motor and Current source
Direct current
Direct current (DC) is one-directional flow of electric charge.
See Electric motor and Direct current
Direct torque control
Direct torque control (DTC) is one method used in variable-frequency drives to control the torque (and thus finally the speed) of three-phase AC electric motors.
See Electric motor and Direct torque control
Eddy current
In electromagnetism, an eddy current (also called Foucault's current) is a loop of electric current induced within conductors by a changing magnetic field in the conductor according to Faraday's law of induction or by the relative motion of a conductor in a magnetic field.
See Electric motor and Eddy current
Electric battery
An electric battery is a source of electric power consisting of one or more electrochemical cells with external connections for powering electrical devices.
See Electric motor and Electric battery
Electric current
An electric current is a flow of charged particles, such as electrons or ions, moving through an electrical conductor or space.
See Electric motor and Electric current
Electric field
An electric field (sometimes called E-field) is the physical field that surrounds electrically charged particles.
See Electric motor and Electric field
Electric generator
In electricity generation, a generator is a device that converts motion-based power (potential and kinetic energy) or fuel-based power (chemical energy) into electric power for use in an external circuit.
See Electric motor and Electric generator
Electric machine
In electrical engineering, electric machine is a general term for machines using electromagnetic forces, such as electric motors, electric generators, and others. Electric motor and electric machine are electric motors.
See Electric motor and Electric machine
Electric power distribution
Electric power distribution is the final stage in the delivery of electricity.
See Electric motor and Electric power distribution
Electric vehicle
An electric vehicle (EV) is a vehicle that uses one or more electric motors for propulsion.
See Electric motor and Electric vehicle
Electrical contact
An electrical contact is an electrical circuit component found in electrical switches, relays, connectors and circuit breakers.
See Electric motor and Electrical contact
Electrical energy
Electrical energy is energy related to forces on electrically charged particles and the movement of those particles (often electrons in wires, but not always).
See Electric motor and Electrical energy
Electrical resistivity and conductivity
Electrical resistivity (also called volume resistivity or specific electrical resistance) is a fundamental specific property of a material that measures its electrical resistance or how strongly it resists electric current.
See Electric motor and Electrical resistivity and conductivity
Electrical steel
Electrical steel (E-steel, lamination steel, silicon electrical steel, silicon steel, relay steel, transformer steel) is speciality steel used in the cores of electromagnetic devices such as motors, generators, and transformers because it reduces power loss. Electric motor and electrical steel are electromagnetic components.
See Electric motor and Electrical steel
Electrodynamic tether
Electrodynamic tethers (EDTs) are long conducting wires, such as one deployed from a tether satellite, which can operate on electromagnetic principles as generators, by converting their kinetic energy to electrical energy, or as motors, converting electrical energy to kinetic energy. Electric motor and Electrodynamic tether are magnetic propulsion devices.
See Electric motor and Electrodynamic tether
Electromagnet
An electromagnet is a type of magnet in which the magnetic field is produced by an electric current.
See Electric motor and Electromagnet
Electromagnetic coil
An electromagnetic coil is an electrical conductor such as a wire in the shape of a coil (spiral or helix).
See Electric motor and Electromagnetic coil
Electromagnetic induction
Electromagnetic or magnetic induction is the production of an electromotive force (emf) across an electrical conductor in a changing magnetic field.
See Electric motor and Electromagnetic induction
Electromagnetic interference
Electromagnetic interference (EMI), also called radio-frequency interference (RFI) when in the radio frequency spectrum, is a disturbance generated by an external source that affects an electrical circuit by electromagnetic induction, electrostatic coupling, or conduction.
See Electric motor and Electromagnetic interference
Electromagnetically induced acoustic noise
Electromagnetically induced acoustic noise (and vibration), electromagnetically excited acoustic noise, or more commonly known as coil whine, is audible sound directly produced by materials vibrating under the excitation of electromagnetic forces.
See Electric motor and Electromagnetically induced acoustic noise
Electromotive force
In electromagnetism and electronics, electromotive force (also electromotance, abbreviated emf, denoted \mathcal) is an energy transfer to an electric circuit per unit of electric charge, measured in volts.
See Electric motor and Electromotive force
Electrostatic motor
An electrostatic motor or capacitor motor is a type of electric motor based on the attraction and repulsion of electric charge. Electric motor and electrostatic motor are electric motors.
See Electric motor and Electrostatic motor
Emily Davenport
Emily Goss Davenport Weeks (April 29, 1810October 5, 1862) was an American inventor from Vermont.
See Electric motor and Emily Davenport
Energy conversion efficiency
Energy conversion efficiency (η) is the ratio between the useful output of an energy conversion machine and the input, in energy terms. Electric motor and energy conversion efficiency are energy conversion.
See Electric motor and Energy conversion efficiency
Energy recovery
Energy recovery includes any technique or method of minimizing the input of energy to an overall system by the exchange of energy from one sub-system of the overall system with another.
See Electric motor and Energy recovery
Eric Laithwaite
Eric Roberts Laithwaite (14 June 1921 – 27 November 1997) was a British electrical engineer, known as the "Father of Maglev" for his development of the linear induction motor and maglev rail system.
See Electric motor and Eric Laithwaite
Fan (machine)
A fan is a powered machine used to create a flow of air.
See Electric motor and Fan (machine)
Ferromagnetism
Ferromagnetism is a property of certain materials (such as iron) that results in a significant, observable magnetic permeability, and in many cases, a significant magnetic coercivity, allowing the material to form a permanent magnet.
See Electric motor and Ferromagnetism
Fractional-horsepower motor
A fractional-horsepower motor (FHP) is an electric motor with a rated output power of less than (the term 'fractional' indicates less than one unit). Electric motor and fractional-horsepower motor are electric motors.
See Electric motor and Fractional-horsepower motor
François Arago
Dominique François Jean Arago (Domènec Francesc Joan Aragó), known simply as François Arago (Catalan: Francesc Aragó,; 26 February 17862 October 1853), was a French mathematician, physicist, astronomer, freemason, supporter of the Carbonari revolutionaries and politician.
See Electric motor and François Arago
Frank J. Sprague
Frank Julian Sprague (July 25, 1857 – October 25, 1934) was an American inventor who contributed to the development of the electric motor, electric railways, and electric elevators.
See Electric motor and Frank J. Sprague
Friedrich von Hefner-Alteneck
Friedrich Heinrich Philipp Franz von Hefner-Alteneck (April 27, 1845 in Aschaffenburg – January 6, 1904 in Biesdorf near Berlin) was a German electrical engineer and one of the closest aides of Werner von Siemens.
See Electric motor and Friedrich von Hefner-Alteneck
Galileo Ferraris
Galileo Ferraris (31 October 1847 – 7 February 1897) was an Italian university professor, physicist and electrical engineer, one of the pioneers of AC power system and inventor of the induction motor although he never patented his work.
See Electric motor and Galileo Ferraris
General Electric Company
The General Electric Company (GEC) was a major British industrial conglomerate involved in consumer and defence electronics, communications, and engineering.
See Electric motor and General Electric Company
George Westinghouse
George Westinghouse Jr. (October 6, 1846 – March 12, 1914) was an American entrepreneur and engineer based in Pittsburgh, Pennsylvania who created the railway air brake and was a pioneer of the electrical industry, receiving his first patent at the age of 19.
See Electric motor and George Westinghouse
Goodness factor
The goodness factor is a metric developed by Eric Laithwaite to determine the 'goodness' of an electric motor.
See Electric motor and Goodness factor
Hall effect
The Hall effect is the production of a potential difference (the Hall voltage) across an electrical conductor that is transverse to an electric current in the conductor and to an applied magnetic field perpendicular to the current.
See Electric motor and Hall effect
Hall effect sensor
A Hall effect sensor (also known as a Hall sensor or Hall probe) is any sensor incorporating one or more Hall elements, each of which produces a voltage proportional to one axial component of the '''B''' using the Hall effect (named for physicist Edwin Hall).
See Electric motor and Hall effect sensor
Hammond organ
The Hammond organ is an electric organ invented by Laurens Hammond and John M. Hanert and first manufactured in 1935.
See Electric motor and Hammond organ
Hamster wheel
A hamster wheel or running wheel is an exercise device used primarily by hamsters and other rodents, but also by other cursorial animals when given the opportunity.
See Electric motor and Hamster wheel
Hans Christian Ørsted
Hans Christian Ørsted (often rendered Oersted in English; 14 August 17779 March 1851) was a Danish physicist and chemist who discovered that electric currents create magnetic fields, which was the first connection found between electricity and magnetism.
See Electric motor and Hans Christian Ørsted
Hard disk drive
A hard disk drive (HDD), hard disk, hard drive, or fixed disk is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly rotating platters coated with magnetic material.
See Electric motor and Hard disk drive
Henry Cavendish
Henry Cavendish (10 October 1731 – 24 February 1810) was an English natural philosopher and scientist who was an important experimental and theoretical chemist and physicist.
See Electric motor and Henry Cavendish
Homopolar motor
A homopolar motor is a direct current electric motor with two magnetic poles, the conductors of which always cut unidirectional lines of magnetic flux by rotating a conductor around a fixed axis so that the conductor is at right angles to a static magnetic field. Electric motor and homopolar motor are electric motors.
See Electric motor and Homopolar motor
Horsepower
Horsepower (hp) is a unit of measurement of power, or the rate at which work is done, usually in reference to the output of engines or motors.
See Electric motor and Horsepower
Hungary
Hungary is a landlocked country in Central Europe.
See Electric motor and Hungary
Icebox
An icebox (also called a cold closet) is a compact non-mechanical refrigerator which was a common early-twentieth-century kitchen appliance before the development of safely powered refrigeration devices.
Imperial units
The imperial system of units, imperial system or imperial units (also known as British Imperial or Exchequer Standards of 1826) is the system of units first defined in the British Weights and Measures Act 1824 and continued to be developed through a series of Weights and Measures Acts and amendments.
See Electric motor and Imperial units
Inductance
Inductance is the tendency of an electrical conductor to oppose a change in the electric current flowing through it.
See Electric motor and Inductance
Induction motor
An induction motor or asynchronous motor is an AC electric motor in which the electric current in the rotor that produces torque is obtained by electromagnetic induction from the magnetic field of the stator winding. Electric motor and induction motor are electric motors.
See Electric motor and Induction motor
Inkjet printing
Inkjet printing is a type of computer printing that recreates a digital image by propelling droplets of ink onto paper and plastic substrates.
See Electric motor and Inkjet printing
Institute of Electrical and Electronics Engineers
The Institute of Electrical and Electronics Engineers (IEEE) is an American 501(c)(3) professional association for electronics engineering, electrical engineering, and other related disciplines.
See Electric motor and Institute of Electrical and Electronics Engineers
International Electrotechnical Commission
The International Electrotechnical Commission (IEC; Commission électrotechnique internationale) is an international standards organization that prepares and publishes international standards for all electrical, electronic and related technologies – collectively known as "electrotechnology".
See Electric motor and International Electrotechnical Commission
Jonas Wenström
Jonas Wenström (4 August 1855 in Hällefors – 22 December 1893 in Västerås) was a Swedish engineer and inventor, who in 1890 received a Swedish patent on the same three-phase system independently developed by Mikhail Dolivo-Dobrovolsky.
See Electric motor and Jonas Wenström
Joule heating
Joule heating (also known as resistive, resistance, or Ohmic heating) is the process by which the passage of an electric current through a conductor produces heat.
See Electric motor and Joule heating
Linear induction motor
A linear induction motor (LIM) is an alternating current (AC), asynchronous linear motor that works by the same general principles as other induction motors but is typically designed to directly produce motion in a straight line. Electric motor and linear induction motor are magnetic propulsion devices.
See Electric motor and Linear induction motor
Lorentz force
In physics, specifically in electromagnetism, the Lorentz force law is the combination of electric and magnetic force on a point charge due to electromagnetic fields.
See Electric motor and Lorentz force
Losses in electrical systems
In an electrical or electronic circuit or power system part of the energy in play is dissipated by unwanted effects, including energy lost by unwanted heating of resistive components (electricity is also used for the intention of heating, which is not a loss), the effect of parasitic elements (resistance, capacitance, and inductance), skin effect, losses in the windings and cores of transformers due to resistive heating and magnetic losses caused by eddy currents, hysteresis, unwanted radiation, dielectric loss, corona discharge, and other effects.
See Electric motor and Losses in electrical systems
Loudspeaker
A loudspeaker (commonly referred to as a speaker or speaker driver) is an electroacoustic transducer that converts an electrical audio signal into a corresponding sound.
See Electric motor and Loudspeaker
Maglev
Maglev (derived from magnetic levitation) is a system of rail transport whose rolling stock is levitated by electromagnets rather than rolled on wheels, eliminating rolling resistance. Electric motor and Maglev are magnetic propulsion devices.
Magnet
A magnet is a material or object that produces a magnetic field.
Magnetic circuit
A magnetic circuit is made up of one or more closed loop paths containing a magnetic flux.
See Electric motor and Magnetic circuit
Magnetic core
A magnetic core is a piece of magnetic material with a high magnetic permeability used to confine and guide magnetic fields in electrical, electromechanical and magnetic devices such as electromagnets, transformers, electric motors, generators, inductors, loudspeakers, magnetic recording heads, and magnetic assemblies. Electric motor and magnetic core are electromagnetic components.
See Electric motor and Magnetic core
Magnetic field
A magnetic field (sometimes called B-field) is a physical field that describes the magnetic influence on moving electric charges, electric currents, and magnetic materials.
See Electric motor and Magnetic field
Magnetism
Magnetism is the class of physical attributes that occur through a magnetic field, which allows objects to attract or repel each other.
See Electric motor and Magnetism
Magnetosphere
In astronomy and planetary science, a magnetosphere is a region of space surrounding an astronomical object in which charged particles are affected by that object's magnetic field.
See Electric motor and Magnetosphere
Magnetostriction
Magnetostriction is a property of magnetic materials that causes them to change their shape or dimensions during the process of magnetization.
See Electric motor and Magnetostriction
Maschinenfabrik Oerlikon
Maschinenfabrik Oerlikon was a Swiss engineering company based in the Zürich district of Oerlikon known for the early development of electric locomotives.
See Electric motor and Maschinenfabrik Oerlikon
Maxwell stress tensor
The Maxwell stress tensor (named after James Clerk Maxwell) is a symmetric second-order tensor in three dimensions that is used in classical electromagnetism to represent the interaction between electromagnetic forces and mechanical momentum.
See Electric motor and Maxwell stress tensor
Mechanical energy
In physical sciences, mechanical energy is the sum of potential energy and kinetic energy.
See Electric motor and Mechanical energy
MEMS
MEMS (micro-electromechanical systems) is the technology of microscopic devices incorporating both electronic and moving parts.
Michael Faraday
Michael Faraday (22 September 1791 – 25 August 1867) was an English scientist who contributed to the study of electromagnetism and electrochemistry.
See Electric motor and Michael Faraday
Mikhail Dolivo-Dobrovolsky
Mikhail Osipovich Dolivo-Dobrovolsky (Михаи́л О́сипович Доли́во-Доброво́льский; Michail von Dolivo-Dobrowolsky or Michail Ossipowitsch Doliwo-Dobrowolski; &ndash) was a Russian Empire-born engineer, electrician, and inventor of Polish-Russian origins, active in the German Empire and also in Switzerland.
See Electric motor and Mikhail Dolivo-Dobrovolsky
Model aircraft
A model aircraft is a physical model of an existing or imagined aircraft, and is built typically for display, research, or amusement.
See Electric motor and Model aircraft
Moritz von Jacobi
Moritz Hermann von Jacobi, russified from 1837 as Boris Semyonovich Yakobi (Борис Семёнович Якоби; 21 September 1801 – 10 March 1874) was a Prussian and Russian Imperial engineer and physicist of Jewish descent.
See Electric motor and Moritz von Jacobi
Motor capacitor
A motor capacitor is an electrical capacitor that alters the current to one or more windings of a single-phase alternating-current induction motor to create a rotating magnetic field. Electric motor and motor capacitor are electric motors.
See Electric motor and Motor capacitor
Motor controller
A motor controller is a device or group of devices that can coordinate in a predetermined manner the performance of an electric motor.
See Electric motor and Motor controller
Motor soft starter
A motor soft starter is a device used with AC electrical motors to temporarily reduce the load and torque in the powertrain and electric current surge of the motor during start-up. Electric motor and motor soft starter are electric motors and electromagnetic components.
See Electric motor and Motor soft starter
National Electrical Manufacturers Association
The National Electrical Manufacturers Association (NEMA) is the largest trade association of electrical equipment manufacturers in the United States.
See Electric motor and National Electrical Manufacturers Association
Nature (journal)
Nature is a British weekly scientific journal founded and based in London, England.
See Electric motor and Nature (journal)
Neodymium
Neodymium is a chemical element; it has symbol Nd and atomic number 60.
See Electric motor and Neodymium
Nikola Tesla
Nikola Tesla (. Random House Webster's Unabridged Dictionary.,; 1856 – 7 January 1943) was a Serbian-American engineer, futurist, and inventor.
See Electric motor and Nikola Tesla
Noise (electronics)
In electronics, noise is an unwanted disturbance in an electrical signal.
See Electric motor and Noise (electronics)
Operating temperature
An operating temperature is the allowable temperature range of the local ambient environment at which an electrical or mechanical device operates.
See Electric motor and Operating temperature
Original equipment manufacturer
An original equipment manufacturer (OEM) is generally perceived as a company that produces parts and equipment that may be marketed by another manufacturer.
See Electric motor and Original equipment manufacturer
Permanent magnet motor
A permanent magnet motor is a type of electric motor that uses permanent magnets for the field excitation and a wound armature. Electric motor and permanent magnet motor are electric motors.
See Electric motor and Permanent magnet motor
Physicist
A physicist is a scientist who specializes in the field of physics, which encompasses the interactions of matter and energy at all length and time scales in the physical universe.
See Electric motor and Physicist
Piezoelectric motor
A piezoelectric motor or piezo motor is a type of electric motor based on the change in shape of a piezoelectric material when an electric field is applied, as a consequence of the converse piezoelectric effect. Electric motor and piezoelectric motor are electric motors.
See Electric motor and Piezoelectric motor
Piezoelectricity
Piezoelectricity is the electric charge that accumulates in certain solid materials—such as crystals, certain ceramics, and biological matter such as bone, DNA, and various proteins—in response to applied mechanical stress. Electric motor and Piezoelectricity are energy conversion.
See Electric motor and Piezoelectricity
Platen
A platen (or platten) is a platform with a variety of roles in printing or manufacturing.
Potting (electronics)
In electronics, potting is the process of filling a complete electronic assembly with a solid or gelatinous compound.
See Electric motor and Potting (electronics)
Power inverter
A power inverter, inverter, or invertor is a power electronic device or circuitry that changes direct current (DC) to alternating current (AC).
See Electric motor and Power inverter
Pulse-width modulation
Pulse-width modulation (PWM), also known as pulse-duration modulation (PDM) or pulse-length modulation (PLM), is any method of representing a signal as a rectangular wave with a varying duty cycle (and for some methods also a varying period).
See Electric motor and Pulse-width modulation
Pumped-storage hydroelectricity
Pumped-storage hydroelectricity (PSH), or pumped hydroelectric energy storage (PHES), is a type of hydroelectric energy storage used by electric power systems for load balancing.
See Electric motor and Pumped-storage hydroelectricity
Quarterly Journal of Science
Quarterly Journal of Science was the title of two British scientific periodicals of the 19th century.
See Electric motor and Quarterly Journal of Science
Reciprocating electric motor
A reciprocating electric motor is a motor in which the armature moves back and forth rather than circularly. Electric motor and reciprocating electric motor are electric motors.
See Electric motor and Reciprocating electric motor
Rectifier
A rectifier is an electrical device that converts alternating current (AC), which periodically reverses direction, to direct current (DC), which flows in only one direction.
See Electric motor and Rectifier
Regenerative braking
Regenerative braking is an energy recovery mechanism that slows down a moving vehicle or object by converting its kinetic energy or potential energy into a form that can be either used immediately or stored until needed.
See Electric motor and Regenerative braking
Reluctance motor
A reluctance motor is a type of electric motor that induces non-permanent magnetic poles on the ferromagnetic rotor. Electric motor and reluctance motor are electric motors.
See Electric motor and Reluctance motor
Repulsion motor
A repulsion motor is a type of electric motor which runs on alternating current (AC). Electric motor and repulsion motor are electric motors.
See Electric motor and Repulsion motor
Resin
In polymer chemistry and materials science, a resin is a solid or highly viscous substance of plant or synthetic origin that is typically convertible into polymers.
Revolutions per minute
Revolutions per minute (abbreviated rpm, RPM, rev/min, r/min, or r⋅min−1) is a unit of rotational speed (or rotational frequency) for rotating machines.
See Electric motor and Revolutions per minute
Richmond, Virginia
Richmond is the capital city of the Commonwealth of Virginia in the United States.
See Electric motor and Richmond, Virginia
Rotating magnetic field
A rotating magnetic field (RMF) is the resultant magnetic field produced by a system of coils symmetrically placed and supplied with polyphase currents. Electric motor and rotating magnetic field are electromagnetic components.
See Electric motor and Rotating magnetic field
Rotor (electric)
The rotor is a moving component of an electromagnetic system in the electric motor, electric generator, or alternator. Electric motor and rotor (electric) are electric motors.
See Electric motor and Rotor (electric)
Royal Institution
The Royal Institution of Great Britain (often the Royal Institution, Ri or RI) is an organisation for scientific education and research, based in the City of Westminster.
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Samarium
Samarium is a chemical element; it has symbol Sm and atomic number 62.
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Saturation (magnetic)
Seen in some magnetic materials, saturation is the state reached when an increase in applied external magnetic field H cannot increase the magnetization of the material further, so the total magnetic flux density B more or less levels off.
See Electric motor and Saturation (magnetic)
Scalar (mathematics)
A scalar is an element of a field which is used to define a vector space.
See Electric motor and Scalar (mathematics)
Scalar control
Scalar control of an AC electrical motor is a way to achieve the variable speed operation by manipulating the supply voltage or current ("magnitude") and the supply frequency while ignoring the magnetic field orientation inside the motor. Electric motor and Scalar control are electric motors.
See Electric motor and Scalar control
Servomechanism
In mechanical and control engineering, a servomechanism (also called servo system, or simply servo) is a control system for the position and its time derivatives, such as velocity, of a mechanical system.
See Electric motor and Servomechanism
Servomotor
A servomotor (or servo motor or simply servo) is a rotary or linear actuator that allows for precise control of angular or linear position, velocity, and acceleration in a mechanical system. Electric motor and servomotor are electric motors.
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Shaded-pole motor
The shaded-pole motor is the original type of AC single-phase motor, dating back to at least as early as 1890. Electric motor and shaded-pole motor are electric motors.
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Short circuit
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 very low electrical impedance.
See Electric motor and Short circuit
Silvanus P. Thompson
Silvanus Phillips Thompson (19 June 1851 – 12 June 1916) was an English professor of physics at the City and Guilds Technical College in Finsbury, England.
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Single-phase electric power
In electrical engineering, single-phase electric power (abbreviated 1φ) is the distribution of alternating current electric power using a system in which all the voltages of the supply vary in unison.
See Electric motor and Single-phase electric power
Singly fed electric machine
Singly fed electric machine is a broad term which covers ordinary electric motors and electric generators. Electric motor and Singly fed electric machine are electric motors.
See Electric motor and Singly fed electric machine
Slip ring
A slip ring is an electromechanical device that allows the transmission of power and electrical signals from a stationary to a rotating structure. Electric motor and slip ring are electric motors.
See Electric motor and Slip ring
Solenoid
An illustration of a solenoid Magnetic field created by a seven-loop solenoid (cross-sectional view) described using field lines A solenoid is a type of electromagnet formed by a helical coil of wire whose length is substantially greater than its diameter, which generates a controlled magnetic field.
See Electric motor and Solenoid
South Side Elevated Railroad
The South Side Elevated Railroad (originally Chicago and South Side Rapid Transit Railroad) was the first elevated rapid transit line in Chicago, Illinois.
See Electric motor and South Side Elevated Railroad
Squirrel-cage rotor
A squirrel-cage rotor is the rotating part of the common squirrel-cage induction motor.
See Electric motor and Squirrel-cage rotor
Stall torque
Stall torque is the torque produced by a mechanical device whose output rotational speed is zero.
See Electric motor and Stall torque
Stator
The stator is the stationary part of a rotary system, found in electric generators, electric motors, sirens, mud motors, or biological rotors (such as bacterial flagella or ATP synthase). Electric motor and stator are electric motors.
Stepper motor
A stepper motor, also known as step motor or stepping motor,Clarence W. de Silva. Electric motor and stepper motor are electric motors.
See Electric motor and Stepper motor
Swing equation
A power system consists of a number of synchronous machines operating synchronously under all operating conditions.
See Electric motor and Swing equation
Switch
In electrical engineering, a switch is an electrical component that can disconnect or connect the conducting path in an electrical circuit, interrupting the electric current or diverting it from one conductor to another.
Switched reluctance motor
The switched reluctance motor (SRM) is a type of reluctance motor. Electric motor and switched reluctance motor are electric motors.
See Electric motor and Switched reluctance motor
Synchronous motor
A synchronous electric motor is an AC electric motor in which, at steady state, the rotation of the shaft is synchronized with the frequency of the supply current; the rotation period is exactly equal to an integer number of AC cycles. Electric motor and synchronous motor are electric motors.
See Electric motor and Synchronous motor
Tachometer
A tachometer (revolution-counter, tach, rev-counter, RPM gauge) is an instrument measuring the rotation speed of a shaft or disk, as in a motor or other machine.
See Electric motor and Tachometer
Tape transport
A tape transport is the collection of parts of a magnetic tape player or recorder that move the tape and play or record it.
See Electric motor and Tape transport
Telechron
Telechron was an American company that manufactured electric clocks between 1912 and 1992.
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Thomas Davenport (inventor)
Thomas Davenport (July 9, 1802 – July 6, 1851) was a Vermont blacksmith who, with his wife Emily, constructed the first American DC electric motor in 1834.
See Electric motor and Thomas Davenport (inventor)
Thomas Edison
Thomas Alva Edison (February 11, 1847October 18, 1931) was an American inventor and businessman.
See Electric motor and Thomas Edison
Three-phase electric power
Three-phase electric power (abbreviated 3ϕ) is a common type of alternating current (AC) used in electricity generation, transmission, and distribution.
See Electric motor and Three-phase electric power
Time constant
In physics and engineering, the time constant, usually denoted by the Greek letter (tau), is the parameter characterizing the response to a step input of a first-order, linear time-invariant (LTI) system.
See Electric motor and Time constant
Torque
In physics and mechanics, torque is the rotational analogue of linear force.
Traction motor
A traction motor is an electric motor used for propulsion of a vehicle, such as locomotives, electric or hydrogen vehicles, or electric multiple unit trains. Electric motor and traction motor are electric motors.
See Electric motor and Traction motor
Transformer
In electrical engineering, a transformer is a passive component that transfers electrical energy from one electrical circuit to another circuit, or multiple circuits. Electric motor and transformer are British inventions and Hungarian inventions.
See Electric motor and Transformer
Two-phase electric power
Two-phase electrical power was an early 20th-century polyphase alternating current electric power distribution system.
See Electric motor and Two-phase electric power
UL (safety organization)
The UL enterprise is a global safety science company headquartered in Northbrook, Illinois, composed of three organizations, UL Research Institutes, UL Standards & Engagement and UL Solutions.
See Electric motor and UL (safety organization)
Ultrasonic motor
An ultrasonic motor is a type of piezoelectric motor powered by the ultrasonic vibration of a component, the stator, placed against another component, the rotor or slider depending on the scheme of operation (rotation or linear translation). Electric motor and ultrasonic motor are electric motors.
See Electric motor and Ultrasonic motor
Universal motor
The universal motor is a type of electric motor that can operate on either AC or DC power and uses an electromagnet as its stator to create its magnetic field. Electric motor and universal motor are electric motors.
See Electric motor and Universal motor
University of Regensburg
The University of Regensburg (Universität Regensburg) is a public research university located in the city of Regensburg, Germany.
See Electric motor and University of Regensburg
Utility frequency
The utility frequency, (power) line frequency (American English) or mains frequency (British English) is the nominal frequency of the oscillations of alternating current (AC) in a wide area synchronous grid transmitted from a power station to the end-user.
See Electric motor and Utility frequency
Variable-frequency drive
A variable-frequency drive (VFD, or adjustable-frequency drive, adjustable-speed drive, variable-speed drive, AC drive, micro drive, inverter drive, or drive) is a type of AC motor drive (system incorporating a motor) that controls speed and torque by varying the frequency of the input electricity.
See Electric motor and Variable-frequency drive
Vector control
Vector control is any method to limit or eradicate the mammals, birds, insects or other arthropods (here collectively called "vectors") which transmit disease pathogens.
See Electric motor and Vector control
Vector control (motor)
Vector control, also called field-oriented control (FOC), is a variable-frequency drive (VFD) control method in which the stator currents of a three-phase AC or brushless DC electric motor are identified as two orthogonal components that can be visualized with a vector. Electric motor and vector control (motor) are electric motors.
See Electric motor and Vector control (motor)
Vibrating alert
A vibrating alert is a feature of communications devices to notify the user of an incoming connection or message.
See Electric motor and Vibrating alert
Voltage source
A voltage source is a two-terminal device which can maintain a fixed voltage.
See Electric motor and Voltage source
Watt
The watt (symbol: W) is the unit of power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m2⋅s−3.
Werner von Siemens
Ernst Werner Siemens (von Siemens from 1888;;; 13 December 1816 – 6 December 1892) was a German electrical engineer, inventor and industrialist.
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William Sturgeon
William Sturgeon (22 May 1783 – 4 December 1850) was an English physicist and inventor who made the first electromagnets, and invented the first practical electric motor.
See Electric motor and William Sturgeon
Wound rotor motor
A wound-rotor motor, also known as slip ring-rotor motor, is a type of induction motor where the rotor windings are connected through slip rings to external resistance.
See Electric motor and Wound rotor motor
Zénobe Gramme
Zénobe Théophile Gramme (4 April 1826 – 20 January 1901) was a Belgian electrical engineer.
See Electric motor and Zénobe Gramme
See also
Electromagnetic components
- Advanced Arresting Gear
- Armature (electrical)
- Cannon-Caliber Electromagnetic Gun launcher
- Coil tap
- Double-T armature
- Eddy current brake
- Electric motor
- Electric motors
- Electrical steel
- Electromagnetic Aircraft Launch System
- Electromagnetic absorbers
- Electromagnetic catapult
- Electromagnetic propulsion
- Electromagnetic radio frequency convergence
- Electromagnetic suspension
- Electromagnetic vortex intensifier with ferromagnetic particles
- Electropermanent magnet
- Ferrite core
- Fishman (company)
- Helical railgun
- Humbucker
- Induction cooking
- Induction loop
- Inductor
- Magnetic amplifier
- Magnetic cartridge
- Magnetic core
- Magnetic flow meter
- Magnetic proximity fuze
- Mean Length Turn
- Molypermalloy powder core
- Motor soft starter
- Non-radiative dielectric waveguide
- Railgun
- Reed switch
- Relay
- Relay logic
- Rotating magnetic field
- Saturable reactor
- Shading coil
- Synchronous condenser
- Telegraph sounder
- Transductor
Magnetic propulsion devices
- Advanced Electric Propulsion System
- Coilgun
- Direct Fusion Drive
- Electric motor
- Electrodynamic tether
- Electromagnetic propulsion
- Hall-effect thruster
- Ion thruster
- Launch loop
- Linear induction motor
- Linear motor
- Linimo
- MagBeam
- Maglev
- Magnetic field oscillating amplified thruster
- Magnetic levitation
- Magnetic sail
- Magnetohydrodynamic drive
- Magnetoplasmadynamic thruster
- Mass driver
- Monorail
- Monorails
- Particle accelerators
- Plasma magnet
- Plasma speaker
- Pulsed inductive thruster
- Railguns
- SCMaglev
- Star Thrust Experiment
- Switched reluctance linear motor
- Transrapid
- UK Ultraspeed
- Variable Specific Impulse Magnetoplasma Rocket
References
Also known as 2 pole electric motor, 3 pole motor, Coreless, Coreless dc motor, Coreless motor, DC electric motor, Electric actuators, Electric engine, Electric engines, Electric motors, Electrical engine, Electrical motor, Electromagnetic motor, Electromotor, Fractional horsepower gearmotors, Gearmotor, Locked Rotor Amps, Magnetic motor, Rotary motor.