Electrical Machines

AC vs DC Power & Motors –  Differences and Benefits

AC and DC power isn’t new and yet it has been two main types of power we are taking advantage…

2 years ago

What is the difference between a Power transformer and a Distribution Transformer?

Introduction The transformer, in simple terms can be defined as the voltage regulator. It helps in stepping up and stepping…

3 years ago

Factors to consider when selecting a Motor for a particular application

When selecting a motor for a specific industrial application, there are several factors and specifications that you should consider. We…

4 years ago

Speed Control of a DC Compound Motor

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

4 years ago

DC Shunt Motor Speed Control

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

4 years ago

Speed Control of a DC Series Motor

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

4 years ago

Back emf and Torque Equations of a DC motor

Single-loop motor The effect of the force in a magnetic field may be used to cause the rotation of a…

4 years ago

Ideal Transformers

A transformer consists of several coils wound on a common core that usually consists of laminated iron (to reduce eddy-current…

4 years ago

Transformers

A transformer is a device used to change the relative amplitudes of voltages and current in an AC circuit. A…

4 years ago

Electrical Motors

Motors convert electrical energy into rotational mechanical energy. Electrical motors are used to power many devices used in everyday life…

4 years ago