Brushless DC Motor working principle

Hi friends, in this article, I am providing you some basic information about Brushless DC motor. With the help of this information you can easily understand the brushless dc motor working principle.   Unlike a conventional dc motor, a brushless dc motor has an “inside-out” construction, that is, the field Read more…

DC Motor Characteristics

The performance of a DC motor can be judged by its characteristics and a motor for any particular application can be selected easily. In this article, dc motor characteristics are discussed in detail.   The performance characteristics of DC motor are Torque versus armature current (T v/s Ia) Speed versus Read more…

DC Series Motor Speed Control

The DC series motor speed control can be obtained by using various methods shown in the figure. Following few facts about the DC series motor should be kept in mind while studying DC series motor speed control. The current flowing through the armature and field winding of a DC series Read more…

Types of DC Motors

On the basis of armature and field winding connection, following are the different types of dc motors:   Types of DC Motors DC shunt motor DC series motor Compound motors Separately excited DC motors Permanent magnet DC motors DC Shunt Motor   In the DC shunt motor, the armature and Read more…

Construction of DC Motor

Hi friends, in this article, I am discussing construction of dc motor and hoping you will find it useful.   A DC motor or a DC machine consists of two windings namely field winding and armature winding. The field winding is stationary and armature winding can rotate.   The field Read more…