construction ac generator motor

AC generator (alternator)

2019-10-5 · An alternator or AC generator is an electrical machine which converts mechanical energy into alternating electric energy. They are also known as synchronous generators. The working principle of an alternator or AC generator is similar to the basic working principle of a DC generator.

2019-10-16 · A synchronous motor is an AC motor wherein, at steady state, the rotation of the shaft is synchronized with the frequency of the supplied current; the rotation period is exactly equal to an integral number of AC cycles. Fig. 1 Synchronous Motor. These motors contain multi-phase AC electromagnets on the stator of the motor that create a ...

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Synchronous Motor Construction | Working

2019-10-6 · Hi friends, in this article, I am going to discuss about synchronous motor working principle and construction.I hope you will find it interesting and helpful. Synchronous motor construction is very similar to that of a synchronous generator. As shown in the figure, essential parts of synchronous motor are same as those of the synchronous generator i.e. a stator and a rotor.

what is the construction of ac generator An ac generator works when the voltages appearing at the two wires alternates between positive and negative and then negative and positive each time when ...

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Difference Between AC and DC Generator

2019-10-16 · AC generators are widely used for power generation, and they transform mechanical energy supplied by some source into electrical energy. More about DC Generators. Slight change in the configuration of the contact terminals of the armature allows an output that does not change the polarity. Such a generator is known as a DC generator.

2019-10-15 · In most practical construction of alternator, it is installed with a stationary armature winding and a rotating field unlike in the case of DC generator where the arrangement is exactly opposite. This modification is made to cope with the very high power of the order of few 100 Megawatts produced in an AC generator contrary to that of a DC generator....

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Motorgenerator

2019-10-14 · The motorgenerator today. Motorgenerator sets have been replaced by semiconductor devices for some purposes. In the past, a popular use for MG sets was in elevators. Since accurate speed control of the hoisting machine was required, the impracticality of varying the frequency to a high power AC motor meant that the use of an MG set with a

Definition: AC Generator is an electrical machine which converts mechanical energy into electrical energy. The input supply of AC Generator is mechanical energy which is supplied through some prime-mover and the output is alternating energy in the form of alternating voltage & current. In this post we will discuss AC Generator working and construction....

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Basic Parts of a DC Generator | Sciencing

Fuel-combustion vehicles typically have a DC generator called an alternator that provides power to the electrical components of the vehicle and to recharge the battery. All have similar basic parts: coil, brushes and a type of split-ring commutator to generate electricity.

DC motor is an electromagnetic device which converts electrical energy into mechanical energy. DC power input is converted into mechanical power at the shaft motor. This article describes the construction of DC motor. There is no difference in the construction of DC Motor and Generator. A DC Motor can also be used as DC generator []...

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AC Generator Working Principle and Parts

A 3 phase ac generator is called an "Alternator". Like a DC generator, it also consists of two windings namely, (1) Field Winding (2) Armature Winding. However, unlike in a DC Generator, its poles are on rotor and armature winding is on stator. Field Winding

2010-4-19 · THEORY, CONSTRUCTION, AND OPERATION 1. CHAPTER 1 PRINCIPLES OF OPERATION (dc) motor or generator, the induction motor or generator, and a number of derivatives of all these three. What is common to all the members of this fam-ily is that the basic physical process involved in their operation is the conversion (AC) As it will be shown ...

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Motorgenerator

2019-10-14 · A motorgenerator (an MG set) is a device for converting electrical power to another form. Motorgenerator sets are used to convert frequency, voltage, or phase of power. They may also be used to isolate electrical loads from the electrical power supply line. Large motorgenerators were widely used to convert industrial amounts of

2019-10-6 · Hi friends, in this article, I am going to discuss about synchronous motor working principle and construction.I hope you will find it interesting and helpful. Synchronous motor construction is very similar to that of a synchronous generator. As shown in the figure, essential parts of synchronous motor are same as those of the synchronous generator i.e. a stator and a rotor....

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Construction of DC Machine (Generator & Motor)

2  · The dc generators and dc motors have the same general construction. In fact, when the machine is being assembled, the workmen usually do not know whether it is a dc generator or motor. Any dc generator can be run as a dc motor and vice-versa. Read: Working of DC Motor

Construction of a DC Generator A DC Generator is an electrical device which converts mechanical energy into electrical energy. It mainly consists of three main parts, i.e. Magnetic field system, Armature and Commutator and Brush gear....

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Basic construction and working of a DC Generator

2019-10-5 · Note: A DC generator can be used as a DC motor without any constructional changes and vice versa is also possible. Thus, a DC generator or a DC motor can be broadly termed as a DC machine. These basic constructional details are also valid for the construction of a DC motor.

Alibaba offers 2,076 generator with no motor products. About 28% of these are diesel generators, 13% are machinery engines, and 5% are gasoline generators. A wide variety of generator with no motor options are available to you, such as ac three phase, ac single phase, and ac 3 phase....

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Explain the construction and working of an electric

2019-10-11 · Explain the construction and working of an electric generator (AC) with the help of a neat diagram. HOME 2019 BOARD PAPER SOLUTION TIPS TO STUDY SMART GRAMMAR & WRITING SKILLS. HSC MAHARASHTRA: ENGLISH ACCOUNTS OCM ECONOMICS SP BOARD PAPERS HSC MATHS PHYSICS CHEMISTRY BIOLOGY PAPER

2019-10-10 · Synchronous motor construction is very similar to synchronous generator construction except that most motors are salient-pole machines. Principle and Operation of Synchronous Motor When an induction motor is connected to a three-phase supply, a rotating magnetic field is established; this induces currents in the rotor windings, thereby producing a torque....

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AC Generator Working Principle and Parts

A 3 phase ac generator is called an "Alternator". Like a DC generator, it also consists of two windings namely, (1) Field Winding (2) Armature Winding. However, unlike in a DC Generator, its poles are on rotor and armature winding is on stator. Field Winding

Construction of Synchronous Generator. In general, synchronous generator consists of two parts rotor and stator. The rotor part consists of field poles and stator part consists of armature conductors. The rotation of field poles in the presence of armature conductors induces an alternating voltage which results in electrical power generation....

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Wound Rotor Induction Motors | AC Motors |

2019-7-17 · Chapter 13 AC Motors. We previously described a squirrel cage induction motor acting as a generator if driven faster than the synchronous speed. (See Induction motor alternator) This is a singly-fed induction generator, having electrical connections only to the stator windings. A wound rotor induction motor may also act as a generator

Construction of DC Motor (Parts & Images) | Electrical4U

2019-10-15 · Poles of DC Motor. The magnetic poles of DC motor are structures fitted onto the inner wall of the yoke with screws. The construction of magnetic poles basically comprises of two parts. Namely, the pole core and the pole shoe stacked together under hydraulic pressure and then attached to the yoke.

Electric generator

2019-10-13 · A regular AC asynchronous motor usually can be used as a generator, without any internal modifications. Induction generators are useful in applications such as minihydro power plants, wind turbines, or in reducing high-pressure gas streams to lower pressure, because they can recover energy with relatively simple controls.