Monday, 10 March 2014

Working principal of dc motor

It is of vital importance for the industry today, and is equally important for engineers to look into the working principle of DC motor in details that has been discussed in this article. A motor is an electrical machine which converts electrical energy into mechanical energy. The direct current (DC) motor is one of the first machines devised to convert electrical power into mechanical power.


Permanent magnet ( PM) direct current convert electrical energy into mechanical energy through the interaction of . In any electric motor , operation is based on simple electromagnetism.

In this video working principle of DC motor is explained by using 3d computer graphics.

An elementary model is used in the video, which make demonstration qu.

Help us to make future videos for you. Principles and Working of DC and AC machines. L is the applied or the line voltage of the motor. I understand very well about dc motor.


Marshall Brain : The working principle behind any DC motor is the attraction and repulsion of magnets. The reason for using electromagnets is so that it is . However, there are also other types of motors that utilize electrostatic forces or piezoelectric effect . Electric motors run by electromagnetism. The most common types rely on the forces produced by magnetic fields. Nearly all types of DC motors have some internal mechanism, either electromechanical or electronic, to periodically change . Working principle of DC Motor mainly depends upon Fleming Left Hand rule.


If the armature winding is supplied by an external DC source, current starts flowing through the armature conductors. If the direction of current in the wire is reverse the direction of rotation also reverses. Click on bold type for further illustration.


Changing the direction of the current reverses the direction of the motor . This video is part of the theory How DC Motors Work . Find the complete theory with detailed explanation in the link above. DESIGN, APPLICATION, AND OPERATION OF BASIC, SERIES, SHUNT, AND COMPOUND WOUND TYPE DC GE. Dragonfly Education is an education company, that is building proprietary education content for higher learning in technical streams.


But in induction motor we give only one supply, so it is really interesting to know that how it . An easy-to-understand explanation of how motors use electricity and magnetism to drive machines, with clear illustrations and photos.

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