general principle of induction motor ppt

Working Principle of DC Motor - StudyElectrical.Com

A DC motor is an electrical machine that converts electrical energy into mechanical energy. The working of DC motor is based on the principle that when a current carrying conductor is placed in a magnetic field, it experiences a mechanical force. The direction of the mechanical force is given by Fleming's Left-hand Rule and its […]

Three Phase Induction Motor Construction & Working Principle

Construction of Three Phase Induction Motor: Figure 8.1 shows the construction of three phase induction motor.A 3 phase induction motor has two main parts (i) stator and (ii) rotor.The rotor is separated from the stator by a small air-gap which ranges from 0.4 mm to 4 mm, depending on the power of the motor.

PPT – induction motor PowerPoint presentation | free to ...

three phase induction motor,single phase motor, emf equation, torque eqn, theory of operation,circuit diagram – A free PowerPoint PPT presentation (displayed as a Flash slide show) on - id: 803ecc-ZDU1Z

Induction motor protection systems

Slip ring induction motor 2.2. Basic working principle of an Induction Motor. In a DC motor, supply is needed to be given for the stator winding as well as the rotor winding. But in an induction motor only the stator winding is fed with an AC supply.

Induction motor - Wikipedia

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. An induction motor can therefore be made without electrical connections to the rotor. An induction motor's rotor can be either wound type or squirrel …

3 ph induction motor ppt - SlideShare

Dec 23, 2014· 3 ph induction motor ppt 1. Prof. AJAY B. BALAR Darshan Institute of Engineering & Technology, Rajkot (Gujarat) 2. Outlines: Introduction Types of Electrical Machines Types of 3-Ph induction motor Basic Principle Working Principle Compnents of induction motor Application Comparision between 1-ph I.M. & 3-ph I.M.

Chapter 8 Three Phase Induction Motor 8.1 Introduction

Chapter 8 Three Phase Induction Motor 8.1 Introduction The popularity of 3 phase induction motors on board ships is because of their simple, robust construction, and high reliability factor in the sea environment. A 3 phase induction motor can be used for different applications with various speed and load requirements.

Motor Working Principle PPT | Xpowerpoint

View and Download PowerPoint Presentations on Motor Working Principle PPT. Find PowerPoint Presentations and Slides using the power of, find free presentations research about Motor Working Principle PPT

Induction Motor Seminar PPT, PDF Report

Free Download Induction Motor Seminar PPT, PDF Report: An Induction motor can be defined as the AC electric motor device in which a power source fed by the alternating current with the help of a primary winding.Generally, it is known as the asynchronous motor because its running speed is less than its synchronous speed.


PRINCIPLES OF OPERATION OF SYNCHRONOUS MACHINES The synchronous electrical generator (also called alternator) belongs to the family of electric rotating machines. Other members of the family are the direct-current (dc) motor or generator, the induction motor or generator, and a number of derivatives of all these three.

3 Phase Induction Motor Definition And Working Principle

Jul 11, 2019· Thus from the working principle of three phase induction motor, it may be observed that the rotor speed should not reach the synchronous speed produced by the stator. If the speeds become equal, there would be no such relative speed, so no emf induced in the rotor, and no current would be flowing, and therefore no torque would be generated.

Induction motors - SlideShare

Nov 11, 2015· Induction Motors and Transformers Both IM and transformer works on the principle of induced voltage - Transformer: voltage applied to the primary windings produce an induced voltage in the secondary windings - Induction motor: voltage applied to the stator windings produce an induced voltage in the rotor windings - The difference is that, in ...

Working Principle of an Induction Motor - Circuit Globe

Working Principle of an Induction Motor The motor which works on the principle of electromagnetic induction is known as the induction motor. The electromagnetic induction is the phenomenon in which the electromotive force induces across the electrical conductor when it is placed in a rotating magnetic field.

3-Phase Induction Motors

3-Phase Induction Motors EE 340 . Where does the power go? • The electric energy generated purchased by consumers for different needs. This energy is ... principle-of-three-phase-induction-motor/ Per-phase equivalent circuit • Motor Slip • R 1 and R 2: stator and rotor winding resistances • X 1


Direct torque control (DTC) is one of the most excellent control strategies of torque control in induction motor. The aim is to control effectively the torque and flux. Torque control of an induction motor (IM) based on DTC strategy will be developed

Working principle and types of an Induction Motor ...

Induction Motors are the most commonly used motors in many applications. These are also called as Asynchronous Motors, because an induction motor always runs at a speed lower than synchronous speed. Synchronous speed means the speed of the rotating magnetic field in the stator.

PPT – Chapter 3: INDUCTION MOTOR PowerPoint presentation ...

There are different types of motors developed for different purposes. Apart from basic types of motors, several different types of motors have been developed with special features such as Stepper motor, Linear Induction motor (LIM) and others, designed according to the needs of the industry. | PowerPoint PPT presentation | free to view

Application Of Single Phase Induction Motor Ppt

Application Of Single Phase Induction Motor Ppt. Squirrel-cage rotorThree-phase AC induction motors are widely used in industrial and commercial applications. These are of two types, squirrel cage and slip ring motors. Squirrel cage motors are widely used due to their rugged construction and simple design.

Repulsion Motor – Construction, Working Principle and Uses ...

Jun 10, 2018· Working principle of Repulsion Motor: ... In general, the brush occupies some intermediate position. But for the sake of simplicity, we will assume bush axis vertical and will shift stator field axis at some intermediate position as shown in figure below. This has no effect on the operation and calculation of motor but greatly reduces the ...

induction motor principle ppt Archives - Instrumentation Tools

The basic principle of an AC induction motor is that one or more out-of-phase AC (sinusoidal) currents energize sets of electromagnet coils (called stator coils or …

Motor Fundamentals

By far the most commonly used AC motor is the induction motor. There are two types of induction motors, one with wound type rotor, also called slip-ring motor and another one with squirrel-cage rotor. This final thesis will mostly be dedicated to induction motors but also to synchronous permanent magnet and reluctance motors.

PPT - Three-phase Induction Motor Electrical Engineering ...

Dec 29, 2017· If you want PPT - Three-phase Induction Motor Tests & Videos, you can search for the same too. Electrical Engineering (EE) PPT - Three-phase Induction Motor Summary and Exercise are very important for perfect preparation.

An introduction to electric motors

Basic principle The electric motor operation is based on the following points: •At least one of the two magnetic field is generated by a solenoid carrying a current. •The phase relation between the rotor and stator magnetic field (i.e. the load angle) must be always greater than 0°in order to …

Induction Motor -Basics, Single Phase and Three Phase ...

Induction motor works on the principle of induction where electro-magnetic field is induced into the rotor when rotating magnetic field of stator cuts the stationary rotor. Induction machines are by far the most common type of motor used in industrial, commercial or residential settings. It is a three phase AC motor. Its characteristic features ...

Working Principle of 3 phase squirrel cage Induction Motor ...

3 phase squirrel cage Induction Motor is one of the most popular types of AC electric motor which achieve the electromechanical energy conversion through stator and squirrel cage rotor by electromagnetic induction.. That's why it's called squirrel cage induction motor. Normally, we use the motors in industrial drives because they are rugged, reliable and economical.

induction motor general principle Archives ...

The basic principle of an AC induction motor is that one or more out-of-phase AC (sinusoidal) currents energize sets of electromagnet coils (called stator coils or …


INDUCTION MOTOR THEORY Jerry Bednarczyk, PE Course Content INTRODUCTION The AC induction motor is well suited to applications requiring constant speed operation. In general, the induction motor is cheaper and easier to maintain compared to other alternatives. The induction motor is made up of the stator, or stationary windings, and the rotor. The

Induction Motor: Working Principle, Types, & Definition ...

Nov 03, 2019· What is an Induction Motor? An induction motor (also known as an asynchronous motor) is a commonly used AC electric motor.In an induction motor, the electric current in the rotor needed to produce torque is obtained via electromagnetic induction from the rotating magnetic field of the stator winding. The rotor of an induction motor can be a squirrel cage rotor or wound type rotor.