DC Motor

A DC motor is an electrical machine which 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. Learn everything related to DC Motor from this page.

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Drum wound armature of dc motor
November 28, 2019
Gramme Ring and Drum Wound Armature in DC Motors

A DC motor can be made using different types of armatures based...

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Testing of DC Machines (DC Motor and DC Generator)

There are several tests that are conducted for testing a dc machine...

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Speed Control of DC Shunt Motors

The different methods of speed control in DC shunt motors are explained...

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Need of a Starter (3 & 4 Point) in DC Motors

We use 3 and 4 point starters in DC motors. What happens...

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Armature Reaction in DC Motors

Armature reaction also occurs in a DC motor just like armature reaction...

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Working Principle of DC Motor

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

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Speed Control of DC Shunt Motors

The different methods of speed control in DC shunt motors are explained below, Flux Control Method Armature Control Method Voltage Control Method Multiple Voltage Control Ward Leonard System Related Topic : Speed Control of DC Series Motor Flux Control Method

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Speed Control Of DC Series Motors

Although a far greater percentage of electric motors in service are ac motors, the dc motor is of considerable industrial importance. The principal advantage of a dc motor is that its speed can be changed over a wide range by a variety

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How to Make a DC Motor at Home?

DC Motors works on the principle that they convert electrical energy (from a battery or voltage source) into mechanical energy (used to cause rotation). Are you thinking of making a DC motor yourself? Then you are lucky to be landed

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How Star Delta Starter Works?

Star-Delta starting is frequently referred to as “Soft-starting” a motor. But what is soft about his starting method? Why is it used? What are the advantages? What are the disadvantages? In this article, you will find an answer to all these

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Armature Reaction in DC Motors

Armature reaction also occurs in a DC motor just like armature reaction in DC Generator. This is expected because when current flows through the armature conductors of a DC motor, it produces flux (armature flux) which lets on the flux

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Armature Reaction in DC Generator

To understand the concept of armature reaction in DC generator, please go through the previous articles describing the construction of a DC generator. The concept of armature reaction is well explained in this article. What is Armature Reaction? Armature reaction occurs

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Amplidyne – Working and Application

An amplidyne is an electromechanical amplifier with the characteristics of a rotating machine. It was invented prior to the second world war by Ernst Alexanderson. An amplidyne is a special-purpose DC generator. It comprises an electric motor that turns a

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