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Electric machine

Index Electric machine

In electrical engineering, electric machine is a general term for machines using electromagnetic forces, such as electric motors, electric generators, and others. [1]

72 relations: AC motor, AC power, Alternating current, Alternative energy, Alternator, Amplidyne, Brushed DC electric motor, Brushless DC electric motor, Commutator (electric), Compressed air, Crank (mechanism), DC motor, Eddy current brake, Electric current, Electric generator, Electric motor, Electrical conductor, Electrical energy, Electrical engineering, Electrical network, Electromagnet, Electromagnetic induction, Electromagnetism, Electromechanics, Electromotive force, Electron, Electrostatic generator, Electrostatic induction, Electrostatic motor, Excitation (magnetic), Friction, Hard disk drive, Homopolar motor, Hydropower, Inductance, Induction generator, Induction motor, Inductive coupling, Internal combustion engine, Isolation transformer, Machine, Magnet, Magnetic circuit, Magnetic field, Magnetic flux, Magnetic reluctance, Mechanical energy, Mechanical power, Metadyne, Moving parts, ..., Neodymium magnet, Power station, Power tool, Reluctance motor, Rotary converter, Rotor (electric), Sheet metal, Slot car, Squirrel-cage rotor, Stator, Steam engine, Stepper motor, Sustainable energy, Synchro, Synchronous motor, Transformer, Van de Graaff generator, Volt, Voltage, Ward Leonard control, Wind turbine, Wound rotor motor. Expand index (22 more) »

AC motor

An AC motor is an electric motor driven by an alternating current (AC).

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AC power

Power in an electric circuit is the rate of flow of energy past a given point of the circuit.

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Alternating current

Alternating current (AC) is an electric current which periodically reverses direction, in contrast to direct current (DC) which flows only in one direction.

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Alternative energy

Alternative energy is any energy source that is an alternative to fossil fuel.

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An alternator is an electrical generator that converts mechanical energy to electrical energy in the form of alternating current.

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An amplidyne is an electromechanical amplifier invented prior to World War II by Ernst Alexanderson.

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Brushed DC electric motor

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

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Brushless DC electric motor

Brushless DC electric motor (BLDC motors, BL motors) also known as electronically commutated motors (ECMs, EC motors), or synchronous DC motors, are synchronous motors powered by DC electricity via an inverter or switching power supply which produces an AC electric current to drive each phase of the motor via a closed loop controller.

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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.

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Compressed air

Compressed air is air kept under a pressure that is greater than atmospheric pressure.

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Crank (mechanism)

A crank is an arm attached at a right angle to a rotating shaft by which reciprocating motion is imparted to or received from the shaft.

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DC motor

A DC motor is any of a class of rotary electrical machines that converts direct current electrical energy into mechanical energy.

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Eddy current brake

An eddy current brake, also known as an induction brake, electric brake or electric retarder, is a device used to slow or stop a moving object by dissipating its kinetic energy as heat.

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Electric current

An electric current is a flow of electric charge.

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Electric generator

In electricity generation, a generator is a device that converts motive power (mechanical energy) into electrical power for use in an external circuit.

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Electric motor

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

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Electrical conductor

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.

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Electrical energy

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

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Electrical engineering

Electrical engineering is a professional engineering discipline that generally deals with the study and application of electricity, electronics, and electromagnetism.

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Electrical network

An electrical network is an interconnection of electrical components (e.g. batteries, resistors, inductors, capacitors, switches) or a model of such an interconnection, consisting of electrical elements (e.g. voltage sources, current sources, resistances, inductances, capacitances).

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

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Electromagnetic induction

Electromagnetic or magnetic induction is the production of an electromotive force (i.e., voltage) across an electrical conductor in a changing magnetic field.

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

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

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Electromotive force

Electromotive force, abbreviated emf (denoted \mathcal and measured in volts), is the electrical intensity or "pressure" developed by a source of electrical energy such as a battery or generator.

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The electron is a subatomic particle, symbol or, whose electric charge is negative one elementary charge.

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Electrostatic generator

An electrostatic generator, or electrostatic machine, is an electromechanical generator that produces static electricity, or electricity at high voltage and low continuous current.

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Electrostatic induction

Electrostatic induction, also known as "electrostatic influence" or simply "influence" in Europe and Latin America, is a redistribution of electrical charge in an object, caused by the influence of nearby charges.

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Electrostatic motor

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

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Excitation (magnetic)

An electric generator or electric motor consists of a rotor spinning in a magnetic field.

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Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other.

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Hard disk drive

A hard disk drive (HDD), hard disk, hard drive or fixed disk is an electromechanical data storage device that uses magnetic storage to store and retrieve digital information using one or more rigid rapidly rotating disks (platters) coated with magnetic material.

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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.

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Hydropower or water power (from ύδωρ, "water") is power derived from the energy of falling water or fast running water, which may be harnessed for useful purposes.

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In electromagnetism and electronics, inductance is the property of an electrical conductor by which a change in electric current through it induces an electromotive force (voltage) in the conductor.

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Induction generator

An induction generator or asynchronous generator is a type of alternating current (AC) electrical generator that uses the principles of induction motors to produce power.

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Induction motor

An induction motor 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.

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Inductive coupling

In electrical engineering, two conductors are referred to as inductively coupled or magnetically coupled when they are configured such that a change in current through one wire induces a voltage across the ends of the other wire through electromagnetic induction.

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Internal combustion engine

An internal combustion engine (ICE) is a heat engine where the combustion of a fuel occurs with an oxidizer (usually air) in a combustion chamber that is an integral part of the working fluid flow circuit.

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Isolation transformer

An isolation transformer is a transformer used to transfer electrical power from a source of alternating current (AC) power to some equipment or device while isolating the powered device from the power source, usually for safety reasons.

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A machine uses power to apply forces and control movement to perform an intended action.

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A magnet is a material or object that produces a magnetic field.

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Magnetic circuit

A magnetic circuit is made up of one or more closed loop paths containing a magnetic flux.

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Magnetic field

A magnetic field is a vector field that describes the magnetic influence of electrical currents and magnetized materials.

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Magnetic flux

In physics, specifically electromagnetism, the magnetic flux (often denoted or) through a surface is the surface integral of the normal component of the magnetic field B passing through that surface.

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Magnetic reluctance

Magnetic reluctance, or magnetic resistance, is a concept used in the analysis of magnetic circuits.

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Mechanical energy

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

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Mechanical power

Mechanical power is a medical term which is a measure of the amount of energy imparted to a patient by a mechanical ventilator.

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A metadyne is a direct current electrical machine with two pairs of brushes.

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Moving parts

The moving parts of a machine are those parts of it that move.

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Neodymium magnet

A neodymium magnet (also known as NdFeB, NIB or Neo magnet), the most widely used type of rare-earth magnet, is a permanent magnet made from an alloy of neodymium, iron and boron to form the Nd2Fe14B tetragonal crystalline structure.

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Power station

A power station, also referred to as a power plant or powerhouse and sometimes generating station or generating plant, is an industrial facility for the generation of electric power.

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Power tool

A power tool is a tool that is actuated by an additional power source and mechanism other than the solely manual labor used with hand tools.

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Reluctance motor

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

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Rotary converter

A rotary converter is a type of electrical machine which acts as a mechanical rectifier, inverter or frequency converter.

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Rotor (electric)

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

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Sheet metal

Sheet metal is metal formed by an industrial process into thin, flat pieces.

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Slot car

A slot car (sometimes, slotcar or track car) is a powered miniature auto or other vehicle that is guided by a groove or slot in the track on which it runs.

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Squirrel-cage rotor

A squirrel-cage rotor is the rotating part of the common squirrel-cage induction motor.

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

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Steam engine

A steam engine is a heat engine that performs mechanical work using steam as its working fluid.

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Stepper motor

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.

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Sustainable energy

Sustainable energy is energy that is consumed at insignificant rates compared to its supply and with manageable collateral effects, especially environmental effects.

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A synchro (also known as Selsyn and by other brand names) is, in effect, a transformer whose primary-to-secondary coupling may be varied by physically changing the relative orientation of the two windings.

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Synchronous motor

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.

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

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Van de Graaff generator

A Van de Graaff generator is an electrostatic generator which uses a moving belt to accumulate electric charge on a hollow metal globe on the top of an insulated column, creating very high electric potentials.

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The volt (symbol: V) is the derived unit for electric potential, electric potential difference (voltage), and electromotive force.

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Voltage, electric potential difference, electric pressure or electric tension (formally denoted or, but more often simply as V or U, for instance in the context of Ohm's or Kirchhoff's circuit laws) is the difference in electric potential between two points.

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Ward Leonard control

Ward Leonard control, also known as the Ward Leonard drive system, was a widely used DC motor speed control system introduced by Harry Ward Leonard in 1891.

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Wind turbine

A wind turbine is a device that converts the wind's kinetic energy into electrical energy.

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Wound rotor motor

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

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AC machines, Electric Motors and Generators, Electric machinery, Electric machines, Electrical Machines, Electrical machine, Electrical machinery, Electrical machines.


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

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