Electrical Engineering

PWM Rectifier

Submitted by bssuperadmin on Sun, 07/27/2014 - 21:47
The most interesting reduction technique of current harmonic is a PWM (active) rectifier (Fig. 1.3). Two types of PWM converters, with a voltage source output (Fig. 1.4) and a current source output (Fig. 1.5) can be used.

Active PWM filter

Submitted by bssuperadmin on Sun, 07/27/2014 - 21:10
An alternative to the passive filter is use of the active PWM filter (AF), which displays better dynamics and controls the harmonic and fundamental currents. Active filters are mainly divided into two different types..

List of Symbols of Power Electronics

Submitted by bssuperadmin on Sun, 07/27/2014 - 18:55
List of Symbols used in Power Electronics books. Average value of the output DC voltage., Average value of the output DC current., Output dc power.,Output capacitor. The root mean square (rms) value of the ac voltage., The rms value of the ac current. Efficiency ( or Rectification ratio) of a rectifier.

Introduction to power electronics

Submitted by bssuperadmin on Sun, 07/27/2014 - 18:42
In recent times, energy conservation is one of the most popular issues through the world. Lots of debates and discussions are taking place as to how to save energy. One of the best meaningful solutions to the ever increasing energy crisis is to improve energy utilization efficiency...

WBUT 2013 INDUSTRIAL MANAGEMENT(HU-802) QUESTION PARER

Submitted by Navin_Shaw on Thu, 07/10/2014 - 18:20
B.TECH(CSE/IT/EE/EEE/ICE/CT/SEM-8/HU-802) | WBUT question paper 2013 for INDUSTRIAL MANAGEMENT(HU-802) of sem-8. This is according to the new syllabus of WBUT. This question is for B.Tech. final year students. WBUT question 2013. B.Tech. (CSE/IT/EE/EEE/ICE/CT/SEM-8/HU-802) Question.