Speed Control of a DC Compound Motor

4 years ago

A compound motor is a combination of a series and a shunt-wound motor. Compound-wound motor (long shunt) Compound-wound motor (short…

DC Shunt Motor Speed Control

4 years ago

In the shunt motor, the motor winding is in parallel with the armature. Shunt-wound motor From the figure above, the…

Speed Control of a DC Series Motor

4 years ago

The dc series motor has its windings and armature connected in series across the supply. DC series motor From the…

The Essential Components of An Electric Drive

4 years ago

Power electronics deals with the applications of solid-state electronics for the control and conversion of electric power. The conversion techniques…

Key Instruments Used By Electronics Engineers

4 years ago

Multimeter This is also called volt-ohm-milliammeter (VOM). It is a general purpose instrument having the circuitry and switching arrangement for…

Key Facts about Thyristor DC Motor Drives Operation

4 years ago

For motors up to a few kilowatts the armature converter draws power from either a single phase or 3-phase utility…

Step by Step Guide: How to Check and Test a Power Transformer

4 years ago

Testing of power transformers is continuous monitoring of faults in all units of such equipment and their timely removal after…

The Basics Facts about Photons

4 years ago

Photons are the elemental units of electromagnetic spectrum. For example, white light is composed of a number of different kinds…

General Principles of Radio Broadcasting, Transmission and Reception

4 years ago

Radio communication is the radiation of radio waves by the transmitting station, the propagation of these waves through the space…

Introduction to Radio Broadcasting, Transmission and Reception

4 years ago

In radio transmission, it is necessary to send audio signal e.g. music, speech, etc. from a broadcasting station over great…