﻿ construction of three phase induction motors

### construction of three phase induction motors

#### 3 phase induction motor construction (main parts of ...

3 phase induction motor construction: The 3 phase induction motor has two main components, such as any other motor: Stator. Rotor. These are the main parts you can check full details about all parts of motors here >> parts of a motor. The Stator: The stator composes of …

#### Three Phase Induction Motor: Construction, Working Principle

Induction motor works on the principle of electromagnetic induction. When three phase supply is given to the stator winding, a rotating magnetic field of constant magnetic field is produced. The speed of rotating magnetic field is synchronous speed, N S r.p.m.

#### Construction of Three Phase Induction Motor - My Tech Info

Construction of three phase Induction motor consist of 2 important parts namely Stator and rotor. Always the stator and rotor is separated with a small air gap ranging from 0.4-4 mm, which is depends on the size and capacity of the motor.

#### (PDF) Three Phase Induction Motors - researchgate.net

Introduction: The three phase induction motors are simple in construction, rugged, low cost and easy to maintain. They run at a constant speed from no-load to the full load.

#### Construction of Three Phase Induction Motor - Magic Marks ...

Jan 15, 2014· Construction of Three Phase Induction Motor - Magic Marks ... INDUC 03 - The Induction Motor, ... Three Phase Induction Motor !! Concept of rotating magnetic field !!

#### UNIT 3. INDUCTION MOTORS - Chettinad College of ...

UNIT 3. INDUCTION MOTORS OBJECTIVE The aim of this chapter is to gather knowledge about the following topics of Induction motors. 1. Construction, types and principle of operation of 3-phase induction motors. 2. Equivalent circuit of 3-phase induction motor. 3. The performance calculation by means of finding torque, slip and efficiency. 4.

#### Three Phase Induction Motors - Construction ...

Three Phase Induction Motors - Construction 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.

#### Three Phase Induction Motor | electricaleasy.com

Construction of a 3 phase induction motor. Just like any other motor, a 3 phase induction motor also consists of a stator and a rotor. Basically there are two types of 3 phase IM - 1. Squirrel cage induction motor and 2. Phase Wound induction motor (slip-ring induction motor). Both types have similar constructed rotor, but they differ in ...

#### Induction motor - Wikipedia

An induction motor's rotor can be either wound type or squirrel-cage type. Three-phase squirrel-cage induction motors are widely used as industrial drives because they are rugged, reliable and economical. Single-phase induction motors are used extensively for …

#### What is the construction of a three-phase induction motor ...

The three-phase induction motors are the most commonly used AC motors in the industry because they have simple and rugged construction, low cost, high efficiency, reasonably good power factor, self-starting torque and require little maintenance.

#### Construction of Three Phase Induction Motor - electrical4u.com

The three phase induction motor is the most widely used electrical motor.Almost 80% of the mechanical power used by industries is provided by three phase induction motors because of its simple and rugged construction, low cost, good operating characteristics, the absence of commutator and good speed regulation. In three phase induction motor, the power is transferred from stator to …

#### Difference Between Single Phase and Three Phase Induction ...

Difference Between Single Phase and Three Phase Induction Motor The Single Phase and Three Phase Induction Motor is differentiated on the various factors in this article such as the Supply on which they operate, their starting torque, maintenance, features, the efficiency of the motor, their power factors and the example where the two motors are used.

#### 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.

#### Basic construction of 3-phase AC induction motors you ...

3-phase AC induction motors. For industrial and mining applications, 3-phase AC induction motors are the prime movers for the vast majority of machines. These motors can be operated either directly from the mains or from adjustable variable frequency drives.

#### 3 Phase Induction Motor - The Engineering Projects

Three phase induction motors are further divided into two types; Squirrel Cage Induction Motor and Wound Rotor Induction Motor based on the construction of rotor. First of all, I am going to discuss about the construction of 3 Phase Induction Motor and then I will throw some light on its working.

#### Construction and Working of 3 Phase Induction Motor on Ship

These 3 phase motor is supplied with 3 three-phase AC supply and is widely used in ships for heavier loads. 3 phase induction motors are of two types, squirrel cage and slip ring motors.

#### 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.

#### Construction of Induction Motor - Circuit Globe

A three phase Induction motor mainly consists of two parts called as the Stator and the Rotor. The stator is the stationary part of the induction motor, and the rotor is the rotating part. The construction of the stator is similar to the three-phase synchronous motor, and the construction of rotor is different for the different machine.

#### Three-Phase Induction Motor - ia Tech

armature (stator) winding as the three-phase synchronous motor. As in the synchronous motor, applying three-phase currents to the armature creates a synchronously-rotating magnetic field. The induction motor rotor is a completely short-circuited conductive cage. Figures 1 and 2 illustrate the rotor construction.

#### CHAPTER 3 CONSTRUCTION AND SPEED CONTROL OF …

CHAPTER 3 CONSTRUCTION AND SPEED CONTROL OF THREE PHASE INDUCTION MOTOR 3.1 INTRODUCTION In this chapter the construction and speed control methods of Induction motor are discussed. Three phase induction motor has a stator and a rotor. The stator carries a three phase stator winding and rotor may be having

#### Construction of squirrel cage induction motor explained

And in the previous article on Types of Electrical Motors, we have classified Induction Motors based on the type of rotor used. They are . 1. Squirrel Cage Induction Motors & 2. Slip-Ring or Wound-rotor Induction Motors. Construction Of Squirrel Cage Induction Motor. Any Induction Motor has a Stator and a Rotor.

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

Three-Phase Induction Motor: These motors are self-starting and use no capacitor, start winding, centrifugal switch or other starting device. Three-phase AC induction motors are widely used in industrial and commercial applications.

#### Three Phase Induction Motor Construction | Electrical Academia

Like all motors, a three-phase induction motor contains a stator (the stationary part) and a rotor (which rotates). Each contains electrical windings that carry current and thus creates a magnetic field. The interaction of the magnetic fields creates the torque that rotates the rotor and the load.

#### Construction of 3-phase induction motor - Polytechnic Hub

Construction : Conversion of electrical power into mechanical power takes place in the rotating part of an electric motor. In A.C. motors, rotor receives electric power by induction in exactly the same way as the secondary of a two-winding transformer receives its power from the primary. Hence such motors are known as a rotating transformer i.e. one in which primary winding is stationary but ...

#### 3 Phase Induction Motor - YouTube

Jun 10, 2017· In this video basic of construction and working principle of 3 phase induction motor is explained with the help of 3d animation.

#### Working principle of single phase induction motor and its ...

1- construction of single-phase induction motor. 2- working principle of single phase induction motor. It's very simple and interesting, but it's not all we will get more by knowing the types of a single phase induction motor, their usage, and importance. Finally, please share this article.

#### Three Phase Induction Motor Construction - your electrical ...

The three-phase induction motors are the most commonly used AC motors in the industry because they have simple and rugged construction, low cost, high efficiency, reasonably good power factor, self-starting torque and require little maintenance.

#### Working Principle of Three Phase Induction Motor

Thus the three phase induction motor is: Self-starting. Less armature reaction and brush sparking because of the absence of commutators and brushes that may cause sparks. Robust in construction. Economical. Easier to maintain. Working Principle of Three Phase Induction Motor - Video

#### Three Phase Induction Motor Construction | ATO.com

Induction motor, also known as asynchronous motor, is a kind of AC electric motor. According to the different power phase, it can be divided into single-phase and three-phase. The main construction of induction motor is composed of two parts - stator and rotor.

#### Construction of 3 Phase Induction Motor (in Hindi ...

CONSTRUCTION OF 3 PHASE INDUCTION MOTOR The three phase induction motor is the most widely used electrical motor. Almost 80% of the mechanical power used by industries is provided by three phase inductiorn motors because of its simple and rugged construction, low cost, good operating characteristics, absence of commutator and good speed regulation.

#### Speed Control of Three Phase Induction Motor | Electrical ...

The speed control of three phase induction motor is done by stator voltage control. The output torque of the three phase induction motor is directly proportional to square of supply voltage for a given slip. The torque – slip characteristics of three phase induction motor is shown in figure A.

#### Types and Construction of Three Phase Induction Motor

Slip ring Induction Motors . 1. Squirrel cage Induction Motors (a) Stator Construction . The induction motor stator resembles the stator of a revolving field, three phase alternator. The stator or the stationary part consists of three phase winding held in place in the slots of a laminated steel core which is enclosed and supported by a cast ...