Get it on Google Play
New! Download Unionpedia on your Android™ device!
Faster access than browser!
New! Discover your interests! » Create account

An electric motor is an electrical machine that converts electrical energy into mechanical energy. [1]

136 relations: Acceleration, Alternating current, Aluminium, American Institute of Electrical Engineers, American Petroleum Institute, Ampère's force law, André-Marie Ampère, Andrew Gordon (Benedictine), Angular frequency, Arago's rotations, Armature (electrical engineering), Ányos Jedlik, Barlow's wheel, Battery (electricity), Benjamin G. Lamme, Brine, Brush (electric), Brushed DC electric motor, Brushless DC electric motor, Brushless electric motor, Charles F. Scott (engineer), Coercivity, Cogging torque, Commutator (electric), Control theory, Copper, Current source, Direct current, Direct torque control, Donald G. Fink, Double-T armature, Doubly fed electric machine, Eddy current, Electric field, Electric generator, Electric machine, Electric power distribution, Electric vehicle, Electrical conductor, Electrical energy, Electrical resistivity and conductivity, Electrodynamic tether, Electromagnet, Electromagnetic coil, Electromagnetic induction, Electromagnetic interference, Electromagnetism, Electromechanics, Electromotive force, Electrostatic motor, ..., Energy conversion efficiency, Eric Laithwaite, Fractional horsepower motor, François Arago, Frank J. Sprague, Galileo Ferraris, General Electric, George Westinghouse, Goodness factor, Gramme machine, Hall effect sensor, Homopolar motor, Horsepower, Hungary, Inductance, Induction motor, Institute of Electrical and Electronics Engineers, International Electrotechnical Commission, International System of Units, Joule heating, Linear induction motor, Maglev, Magnet, Magnetic core, Magnetic field, Magnetism, Mechanical energy, Michael Faraday, Microelectromechanical systems, Mikhail Dolivo-Dobrovolsky, Moritz von Jacobi, Motor capacitor, National Electrical Manufacturers Association, Nature (journal), Neodymium, Nikola Tesla, Noise (electronics), Numerical control, Operating temperature, Original equipment manufacturer, Physicist, Piezoelectric motor, Piezoelectricity, Power inverter, Pulse-width modulation, Pumped-storage hydroelectricity, Regenerative brake, Reluctance motor, Repulsion motor, Revolutions per minute, Rotating magnetic field, Rotor (electric), Saturation (magnetic), Scalar (mathematics), Servomechanism, Shaded-pole motor, Silvanus P. Thompson, Singly fed electric machine, Skin effect, Slip ring, Squirrel-cage rotor, Stall torque, Stator, Stepper motor, Switch, Switched reluctance motor, Synchronous motor, Tachometer, Thomas Davenport (inventor), Thomas Edison, Time constant, Torque, Traction motor, Transformer, Two-phase electric power, UL (safety organization), Ultrasonic motor, Universal motor, University of Regensburg, Utility frequency, Variable-frequency drive, Vector control (motor), Voltage source, William Sturgeon, Wound rotor motor, Zénobe Gramme. Expand index (86 more) »

Acceleration, in physics, is the rate of change of velocity of an object.

New!!: Electric motor and Acceleration · See more »

Alternating current (AC), is an electric current in which the flow of electric charge periodically reverses direction, whereas in direct current (DC, also dc), the flow of electric charge is only in one direction.

New!!: Electric motor and Alternating current · See more »

Aluminium (or aluminum; see) is a chemical element in the boron group with symbol Al and atomic number 13.

New!!: Electric motor and Aluminium · See more »

The American Institute of Electrical Engineers (AIEE) was a United States based organization of electrical engineers that existed from 1884 through 1962.

New!!: Electric motor and American Institute of Electrical Engineers · See more »

The American Petroleum Institute (API) is the largest U.S trade association for the oil and natural gas industry.

New!!: Electric motor and American Petroleum Institute · See more »

In magnetostatics, the force of attraction or repulsion between two current-carrying wires (see first figure below) is often called Ampère's force law.

New!!: Electric motor and Ampère's force law · See more »

André-Marie Ampère (20 January 1775 – 10 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".

New!!: Electric motor and André-Marie Ampère · See more »

Andrew Gordon (15 June 1712 - 22 August 1751) was a Scottish Benedictine monk, physicist and inventor.

New!!: Electric motor and Andrew Gordon (Benedictine) · See more »

In physics, angular frequency ω (also referred to by the terms angular speed, radial frequency, circular frequency, orbital frequency, radian frequency, and pulsatance) is a scalar measure of rotation rate.

New!!: Electric motor and Angular frequency · See more »

Arago's rotations is an observable phenomenon and effect discovered by François Arago in 1824.

New!!: Electric motor and Arago's rotations · See more »

In electrical engineering, an armature generally refers to one of the two principal electrical components of an electromechanical machine — generally in a motor or generator — but it may also mean the pole piece of a permanent magnet or electromagnet, or the moving iron part of a solenoid or relay.

New!!: Electric motor and Armature (electrical engineering) · See more »

Ányos István Jedlik (Jedlik Ányos István; Štefan Anián Jedlík; in older texts and publications: Stephanus Anianus Jedlik; 11 January 1800 – 13 December 1895) was a Hungarian inventor, engineer, physicist, and Benedictine priest of Slovak origin.

New!!: Electric motor and Ányos Jedlik · See more »

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.

New!!: Electric motor and Barlow's wheel · See more »

An electric battery is a device consisting of two or more electrochemical cells that convert stored chemical energy into electrical energy.

New!!: Electric motor and Battery (electricity) · See more »

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.

New!!: Electric motor and Benjamin G. Lamme · See more »

Brine is a solution of salt (usually sodium chloride) in water.

New!!: Electric motor and Brine · See more »

A brush is a device which conducts current between stationary wires and moving parts, most commonly in a rotating shaft.

New!!: Electric motor and Brush (electric) · See more »

A brushed DC motor is an internally commutated electric motor designed to be run from a direct current power source.

New!!: Electric motor and Brushed DC electric motor · See more »

Brushless DC electric motor (BLDC motors, BL motors) also known as electronically commutated motors (ECMs, EC motors) are synchronous motors that are powered by a DC electric source via an integrated inverter/switching power supply, which produces an AC electric signal to drive the motor.

New!!: Electric motor and Brushless DC electric motor · See more »

A brushless electric motor is an electric motor driven by an electrical input, which lacks any form of commutator or slip ring.

New!!: Electric motor and Brushless electric motor · See more »

Charles Felton Scott (September 19, 1864 in Athens, Ohio – December 17, 1944) was an electrical engineer, professor at Yale University and known for the Scott connection.

New!!: Electric motor and Charles F. Scott (engineer) · See more »

In electrical engineering and materials science, the 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.

New!!: Electric motor and Coercivity · See more »

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 (PM) machine.

New!!: Electric motor and Cogging torque · See more »

A commutator is the moving part of 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.

New!!: Electric motor and Commutator (electric) · See more »

Control theory is an interdisciplinary branch of engineering and mathematics that deals with the behavior of dynamical systems with inputs, and how their behavior is modified by feedback.

New!!: Electric motor and Control theory · See more »

Copper is a chemical element with symbol Cu (from cuprum) and atomic number 29.

New!!: Electric motor and Copper · See more »

A current source is an electronic circuit that delivers or absorbs an electric current which is independent of the voltage across it.

New!!: Electric motor and Current source · See more »

Direct current (DC) is the unidirectional flow of electric charge.

New!!: Electric motor and Direct current · See more »

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.

New!!: Electric motor and Direct torque control · See more »

Donald Glen Fink (November 8, 1911 – May 3, 1996) was an American electrical engineer, a pioneer in the development of radio navigation systems and television standards, vice president for research of Philco, president of the Institute of Radio Engineers, General Manager of the IEEE, and an editor of many important publications in electrical engineering.

New!!: Electric motor and Donald G. Fink · See more »

Double-T armature - Shape of armature used in some motors and generators.

New!!: Electric motor and Double-T armature · See more »

Doubly fed electric machines are electric motors or electric generators that have windings on both stationary and rotating parts, where both windings transfer significant active power between shaft and electrical system.

New!!: Electric motor and Doubly fed electric machine · See more »

Eddy currents (also called Foucault currents) are circular electric currents induced within conductors by a changing magnetic field in the conductor, due to Faraday's law of induction.

New!!: Electric motor and Eddy current · See more »

The electric field is a component of the electromagnetic field.

New!!: Electric motor and Electric field · See more »

In electricity generation, a generator is a device that converts mechanical energy to electrical energy for use in an external circuit.

New!!: Electric motor and Electric generator · See more »

The academic study of electric machines is the universal study of electric motors and electric generators.

New!!: Electric motor and Electric machine · See more »

An electric power distribution system is the final stage in the delivery of electric power; it carries electricity from the transmission system to individual consumers.

New!!: Electric motor and Electric power distribution · See more »

An electric vehicle (EV), also referred to as an electric drive vehicle, uses one or more electric motors or traction motors for propulsion.

New!!: Electric motor and Electric vehicle · See more »

In physics and electrical engineering, a conductor is an object or type of material that allows the flow of electrical current in one or more directions.

New!!: Electric motor and Electrical conductor · See more »

Electrical energy is the energy newly derived from electric potential energy.

New!!: Electric motor and Electrical energy · See more »

Electrical resistivity (also known as resistivity, specific electrical resistance, or volume resistivity) is an intrinsic property that quantifies how strongly a given material opposes the flow of electric current.

New!!: Electric motor and Electrical resistivity and conductivity · See more »

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.

New!!: Electric motor and Electrodynamic tether · See more »

An electromagnet is a type of magnet in which the magnetic field is produced by an electric current.

New!!: Electric motor and Electromagnet · See more »

An electromagnetic coil is an electrical conductor such as a wire in the shape of a coil, spiral or helix.

New!!: Electric motor and Electromagnetic coil · See more »

Electromagnetic induction is the production of an electromotive force across a conductor when it is exposed to a time varying magnetic field.

New!!: Electric motor and Electromagnetic induction · See more »

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.

New!!: Electric motor and Electromagnetic interference · See more »

Electromagnetism is a branch of physics which involves the study of the electromagnetic force, a type of physical interaction that occurs between electrically charged particles.

New!!: Electric motor and Electromagnetism · See more »

In engineering, electromechanics combines electrical and mechanical processes and procedures drawn from electrical engineering and mechanical engineering.

New!!: Electric motor and Electromechanics · See more »

Electromotive force, also called emf (denoted \mathcal and measured in volt), is the voltage developed by any source of electrical energy such as a battery or dynamo.

New!!: Electric motor and Electromotive force · See more »

An electrostatic motor or capacitor motor is a type of electric motor based on the attraction and repulsion of electric charge.

New!!: Electric motor and Electrostatic motor · See more »

Energy conversion efficiency (η) is the ratio between the useful output of an energy conversion machine and the input, in energy terms.

New!!: Electric motor and Energy conversion efficiency · See more »

Eric Roberts Laithwaite (14 June 1921 – 27 November 1997) was an English electrical engineer, known as the "Father of Maglev" for his development of the linear induction motor and maglev rail system.

New!!: Electric motor and Eric Laithwaite · See more »

A fractional horsepower motor (FHP) is an electric motor with a rated output power of 746 Watts or less.

New!!: Electric motor and Fractional horsepower motor · See more »

Dominique François Jean Arago (Domènec Francesc Joan Aragó), known simply as François Arago (Catalan: Francesc Aragó) (1786–1853), was a French mathematician, physicist, astronomer, freemason, supporter of the carbonari and politician.

New!!: Electric motor and François Arago · See more »

Frank Julian Sprague (July 25, 1857 in Milford, Connecticut – October 25, 1934) was an American naval officer and inventor who contributed to the development of the electric motor, electric railways, and electric elevators.

New!!: Electric motor and Frank J. Sprague · See more »

Galileo Ferraris (31 October 1847 – 7 February 1897) was an Italian physicist and electrical engineer, noted mostly for the studies and independent discovery of the rotating magnetic field, a basic working principle of the induction motor.

New!!: Electric motor and Galileo Ferraris · See more »

General Electric (GE) is an American multinational conglomerate corporation incorporated in New York.

New!!: Electric motor and General Electric · See more »

George Westinghouse, Jr. (October 6, 1846 – March 12, 1914) was an American entrepreneur and engineer who invented the railway air brake and was a pioneer of the electrical industry, gaining his first patent at the age of 22.

New!!: Electric motor and George Westinghouse · See more »

Goodness factor is a metric developed by Eric Laithwaite to determine the 'goodness' of an electric motor.

New!!: Electric motor and Goodness factor · See more »

A Gramme machine, Gramme ring, Gramme magneto, or Gramme dynamo is an electrical generator that produces direct current, named for its Belgian inventor, Zénobe Gramme, and was built as either a dynamo or a magneto.

New!!: Electric motor and Gramme machine · See more »

A Hall effect sensor is a transducer that varies its output voltage in response to a magnetic field.

New!!: Electric motor and Hall effect sensor · See more »

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 that is parallel to the magnetic field.

New!!: Electric motor and Homopolar motor · See more »

Horsepower (hp) is a unit of measurement of power (the rate at which work is done).

New!!: Electric motor and Horsepower · See more »

Hungary (Magyarország) is a landlocked country in Central Europe.

New!!: Electric motor and Hungary · See more »

In electromagnetism and electronics, inductance is the property of an electrical conductor by which a change in current flowing through it induces an electromotive force in both the conductor itselfSears and Zemansky 1964:743 and in any nearby conductors by mutual inductance.

New!!: Electric motor and Inductance · See more »

An induction or asynchronous motor is an AC electric motor in which the electric current in the rotor needed to produce torque is obtained by electromagnetic induction from the magnetic field of the stator winding.

New!!: Electric motor and Induction motor · See more »

The Institute of Electrical and Electronics Engineers (IEEE) is a professional association with its corporate office in New York City and its operations center in Piscataway, New Jersey.

New!!: Electric motor and Institute of Electrical and Electronics Engineers · See more »

The International Electrotechnical Commission (in French: Commission électrotechnique internationale) is a non-profit, non-governmental international standards organization that prepares and publishes International Standards for all electrical, electronic and related technologies – collectively known as "electrotechnology".

New!!: Electric motor and International Electrotechnical Commission · See more »

The International System of Units (Système International d'Unités, SI) is the modern form of the metric system, and is the most widely used system of measurement.

New!!: Electric motor and International System of Units · See more »

Joule heating, also known as ohmic heating and resistive heating, is the process by which the passage of an electric current through a conductor releases heat.

New!!: Electric motor and Joule heating · See more »

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.

New!!: Electric motor and Linear induction motor · See more »

Maglev (derived from magnetic levitation) is a transport method that uses magnetic levitation to move vehicles without touching the ground.

New!!: Electric motor and Maglev · See more »

A magnet (from Greek λίθος magnḗtis líthos, "Magnesian stone") is a material or object that produces a magnetic field.

New!!: Electric motor and Magnet · See more »

A magnetic core is a piece of magnetic material with a high permeability used to confine and guide magnetic fields in electrical, electromechanical and magnetic devices such as electromagnets, transformers, electric motors, generators, inductors, magnetic recording heads, and magnetic assemblies.

New!!: Electric motor and Magnetic core · See more »

A magnetic field is the magnetic effect of electric currents and magnetic materials.

New!!: Electric motor and Magnetic field · See more »

Magnetism is a class of physical phenomena that are mediated by magnetic fields.

New!!: Electric motor and Magnetism · See more »

In the physical sciences, mechanical energy is the sum of potential energy and kinetic energy.

New!!: Electric motor and Mechanical energy · See more »

Michael Faraday FRS (22 September 1791 – 25 August 1867) was an English scientist who contributed to the fields of electromagnetism and electrochemistry.

New!!: Electric motor and Michael Faraday · See more »

Microelectromechanical systems (MEMS) (also written as micro-electro-mechanical, MicroElectroMechanical or microelectronic and microelectromechanical systems and the related micromechatronics) is the technology of very small devices; it merges at the nano-scale into nanoelectromechanical systems (NEMS) and nanotechnology.

New!!: Electric motor and Microelectromechanical systems · See more »

Mikhail Osipovich Dolivo-Dobrovolsky (Михаи́л О́сипович Доли́во-Доброво́льский; Michail von Dolivo-Dobrowolsky or Michail Ossipowitsch Doliwo-Dobrowolski; Michał Doliwo-Dobrowolski; in Gatchina near Saint Petersburg — in Heidelberg, Germany), was a Polish-Russian engineer, electrician, and inventor.

New!!: Electric motor and Mikhail Dolivo-Dobrovolsky · See more »

Moritz Hermann (Boris Semyonovich) von Jacobi (Борис Семёнович (Морис-Герман) Якоби) (21 September 1801 – 10 March 1874) was a German Jewish engineer and physicist born in Potsdam.

New!!: Electric motor and Moritz von Jacobi · See more »

A motor capacitor, such as a start capacitor or run capacitor (including a dual run capacitor) is an electrical capacitor that alters the current to one or more windings of a single phase AC induction motor to create a rotating magnetic field.

New!!: Electric motor and Motor capacitor · See more »

The National Electrical Manufacturers Association (NEMA) is the association of electrical equipment and medical imaging manufacturers in the United States.

New!!: Electric motor and National Electrical Manufacturers Association · See more »

Nature is a British interdisciplinary scientific journal, first published on 4 November 1869.

New!!: Electric motor and Nature (journal) · See more »

Neodymium is a chemical element with symbol Nd and atomic number 60.

New!!: Electric motor and Neodymium · See more »

Nikola Tesla (Никола Тесла; 10 July 1856 – 7 January 1943) was a Serbian American inventor, electrical engineer, mechanical engineer, physicist, and futurist best known for his contributions to the design of the modern alternating current (AC) electricity supply system.

New!!: Electric motor and Nikola Tesla · See more »

In electronics, noise is a random fluctuation in an electrical signal, a characteristic of all electronic circuits.

New!!: Electric motor and Noise (electronics) · See more »

Numerical control (NC) is the automation of machine tools that are operated by precisely programmed commands encoded on a storage medium, as opposed to controlled manually by hand wheels or levers, or mechanically automated by cams alone.

New!!: Electric motor and Numerical control · See more »

An operating temperature is the temperature at which an electrical or mechanical device operates.

New!!: Electric motor and Operating temperature · See more »

Original equipment manufacturer (OEM) is a term used when one company makes a part or subsystem that is used in another company's end product.

New!!: Electric motor and Original equipment manufacturer · See more »

A physicist is a scientist who specializes in physics research.

New!!: Electric motor and Physicist · See more »

A piezoelectric motor or piezo motor is a type of electric motor based upon the change in shape of a piezoelectric material when an electric field is applied.

New!!: Electric motor and Piezoelectric motor · See more »

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.

New!!: Electric motor and Piezoelectricity · See more »

A power inverter, or inverter, is an electronic device or circuitry that changes direct current (DC) to alternating current (AC).

New!!: Electric motor and Power inverter · See more »

Pulse-width modulation (PWM), or pulse-duration modulation (PDM), is a modulation technique used to encode a message into a pulsing signal.

New!!: Electric motor and Pulse-width modulation · See more »

Pumped-storage hydroelectricity (PSH, or PHES) is a type of hydroelectric energy storage used by electric power systems for load balancing.

New!!: Electric motor and Pumped-storage hydroelectricity · See more »

A regenerative brake is an energy recovery mechanism which slows a vehicle or object by converting its kinetic energy into a form which can be either used immediately or stored until needed.

New!!: Electric motor and Regenerative brake · See more »

A reluctance motor is a type of electric motor that induces non-permanent magnetic poles on the ferromagnetic rotor.

New!!: Electric motor and Reluctance motor · See more »

A repulsion motor is a type of electric motor for use on alternating current (AC).

New!!: Electric motor and Repulsion motor · See more »

Revolutions per minute (abbreviated rpm, RPM, rev/min, r/min) is a measure of the frequency of rotation, specifically the number of rotations around a fixed axis in one minute.

New!!: Electric motor and Revolutions per minute · See more »

A rotating magnetic field is a magnetic field that has moving polarities in which its opposite poles rotate about a central point or axis.

New!!: Electric motor and Rotating magnetic field · See more »

The rotor is a moving component of an electromagnetic system in the electric motor, electric generator, or alternator.

New!!: Electric motor and Rotor (electric) · See more »

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.

New!!: Electric motor and Saturation (magnetic) · See more »

In linear algebra, real numbers are called scalars and relate to vectors in a vector space through the operation of scalar multiplication, in which a vector can be multiplied by a number to produce another vector.

New!!: Electric motor and Scalar (mathematics) · See more »

A servomechanism, sometimes shortened to servo, is an automatic device that uses error-sensing negative feedback to correct the performance of a mechanism and is defined by its function.

New!!: Electric motor and Servomechanism · See more »

Shaded-pole motors are the original type of AC single-phase induction motor.

New!!: Electric motor and Shaded-pole motor · See more »

Silvanus Phillips Thompson FRS (19 June 1851 – 12 June 1916) was a professor of physics at the City and Guilds Technical College in Finsbury, England.

New!!: Electric motor and Silvanus P. Thompson · See more »

Singly fed electric machines (electric motors or electric generators) belong to a category of electric machines that incorporate only one multiphase winding set that is independently excited and as a result, actively participates in the energy conversion process and determines the full electro-mechanical conversion power rating of the machine.

New!!: Electric motor and Singly fed electric machine · See more »

Skin effect is the tendency of an alternating electric current (AC) to become distributed within a conductor such that the current density is largest near the surface of the conductor, and decreases with greater depths in the conductor.

New!!: Electric motor and Skin effect · See more »

A slip ring is an electromechanical device that allows the transmission of power and electrical signals from a stationary to a rotating structure.

New!!: Electric motor and Slip ring · See more »

A squirrel-cage rotor is the rotating part (rotor) used in the most common form of AC induction motor.

New!!: Electric motor and Squirrel-cage rotor · See more »

Stall torque is the torque produced by a mechanical device whose output rotational speed is zero.

New!!: Electric motor and Stall torque · See more »

The stator is the stationary part of a rotary system, found in electric generators, electric motors, sirens, or biological rotors.

New!!: Electric motor and Stator · See more »

A stepper motor or step motor or stepping motor is a brushless DC electric motor that divides a full rotation into a number of equal steps.

New!!: Electric motor and Stepper motor · See more »

In electrical engineering, a switch is an electrical component that can break an electrical circuit, interrupting the current or diverting it from one conductor to another.

New!!: Electric motor and Switch · See more »

The switched reluctance motor (SRM) is a type of a stepper motor, an electric motor that runs by reluctance torque.

New!!: Electric motor and Switched reluctance motor · See more »

A synchronous electric motor is an AC 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 integral number of AC cycles.

New!!: Electric motor and Synchronous motor · See more »

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.

New!!: Electric motor and Tachometer · See more »

Thomas Davenport (9 July 1802 – 6 July 1851) was a Vermont blacksmith who constructed the first American DC electric motor in 1834.

New!!: Electric motor and Thomas Davenport (inventor) · See more »

Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an American inventor and businessman.

New!!: Electric motor and Thomas Edison · See more »

In physics and engineering, the time constant, usually denoted by the Greek letter τ (tau), is the parameter characterizing the response to a step input of a first-order, linear time-invariant (LTI) system.

New!!: Electric motor and Time constant · See more »

Torque, moment, or moment of force (see the terminology below) is the tendency of a force to rotate an object about an axis, fulcrum, or pivot.

New!!: Electric motor and Torque · See more »

A traction motor is an electric motor used for propulsion of a vehicle, such as an electric locomotive or electric roadway vehicle.

New!!: Electric motor and Traction motor · See more »

A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.

New!!: Electric motor and Transformer · See more »

Two-phase electrical power was an early 20th-century polyphase alternating current electric power distribution system.

New!!: Electric motor and Two-phase electric power · See more »

UL (Underwriters Laboratories) is an American worldwide safety consulting and certification company headquartered in Northbrook, Illinois.

New!!: Electric motor and UL (safety organization) · See more »

An ultrasonic motor is a type of electric 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).

New!!: Electric motor and Ultrasonic motor · See more »

The universal motor is so named because it is a type of electric motor that can operate on both AC and DC power.

New!!: Electric motor and Universal motor · See more »

The University of Regensburg (Universität Regensburg) is a public research university located in the medieval city of Regensburg, Bavaria, a city that is listed as a UNESCO World Heritage Site.

New!!: Electric motor and University of Regensburg · See more »

The utility frequency, (power) line frequency (American English) or mains frequency (British English) is the frequency of the oscillations of alternating current (AC) in an electric power grid transmitted from a power plant to the end-user.

New!!: Electric motor and Utility frequency · See more »

A variable-frequency drive (VFD) (also termed adjustable-frequency drive, variable-speed drive, AC drive, micro drive or inverter drive) is a type of adjustable-speed drive used in electro-mechanical drive systems to control AC motor speed and torque by varying motor input frequency and voltage.

New!!: Electric motor and Variable-frequency drive · See more »

Vector control, also called field-oriented control (FOC), is a variable-frequency drive (VFD) control method where the stator currents of a three-phase AC electric motor are identified as two orthogonal components that can be visualized with a vector.

New!!: Electric motor and Vector control (motor) · See more »

A voltage source is a two terminal device which can maintain a fixed voltage.

New!!: Electric motor and Voltage source · See more »

William Sturgeon (22 May 1783 – 4 December 1850) was an English physicist and inventor who made the first electromagnets, and invented the first practical English electric motor.

New!!: Electric motor and William Sturgeon · See more »

A wound-rotor motor is a type of induction motor where the rotor windings are connected through slip rings to external resistances.

New!!: Electric motor and Wound rotor motor · See more »

Zénobe Théophile Gramme was a Belgian electrical engineer.

New!!: Electric motor and Zénobe Gramme · See more »

Redirects here:

2 pole electric motor, 3 pole motor, Car motor, Coreless, Coreless dc motor, Coreless motor, Electric Motor, Electric Motors and Generators, Electric actuators, Electric engine, Electric engines, Electric motors, Electrical engine, Electrical motor, Electromagnetic motor, Electromotor, Gearmotor, Magnetic motor.


[1] https://en.wikipedia.org/wiki/Electric_motor

Hey! We are on Facebook now! »