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Machines

An electrical machine  converts mechanical energy into electrical energy or vice versa.  The transformer is also an electrical machine which transform the voltage without changing the frequency. We will discuss about the;

  1. DC Motor
  2. DC generator
  3. Induction Motor
  4. Transformer
  5. Electrical drives
  6. Alternator or synchronous generator
Difference between Stepper Motor and DC Motor

Difference between Stepper Motor and DC Motor

Stepper motors have more pole counts, generally between 50 and 100. whereas Servo motors have a low pole count – between 4 and 12. An electric … Read more

Transformer Winding Resistance- Formula & Explanation

An ideal transformer has zero winding resistance, but the primary and secondary winding of the transformer has a certain resistance. In this article, we will … Read more

Difference between Synchronous & Asynchronous Motor

In this article, we will discuss the differences between synchronous motor and asynchronous motor. But before that, let’s see what an electric motor, synchronous motor, … Read more

Difference between Current Transformer(CT) & Potential Transformer(PT)

One of the major differences between a current transformer and a potential transformer is that the current transformer steps down the high value of current … Read more

Losses and Efficiency of an Alternator

Losses and Efficiency of an Alternator

This article describes the losses and efficiency of an alternator. An Alternator is an electromechanical machine that converts mechanical energy into electrical energy. It is … Read more

Applications of Variable Frequency Drives (VFDs)

Applications of Variable Frequency Drives(VFDs)

This article describes applications of variable frequency drives(VFDs). A variable frequency drive (VFD) or inverter is a controller for electric motors commonly used in electromechanical … Read more

Buchholz Relay: Working Principle, Construction and Operation

Buchholz Relay: Working Principle, Construction and Operation

Buchholz relay, like any other relay, is a sensing device used to sense abnormal working of a transformer in a critical operation like a power … Read more

Types of Motors Used in an Elevator (Elevator Motor)

Types of Motors Used in an Elevator (Elevator Motor)

This article describes the different types of electric elevator motors. We will also discuss the suitability of different types of electric motors for elevator applications, … Read more

General Features of Traction Motors: Mechanical Features & Electrical Features

In this article, we will discuss the general features -mechanical and electrical features of the traction motor. The traction motor is used to drive high … Read more

Desirable Characteristics of Traction Motors

Desirable Characteristics of Traction Motors

This article describes the desirable characteristics of traction motors. The electric motor when powered produces torque to rotate the wheels of the train and it … Read more

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