introduction

Introduction

EEE-201 Electrical Machine-I

Syllabus• Transformer: Ideal transformer- transformation ratio,

no-load and load vector diagrams; actual transformer- equivalent circuit, regulation, short circuit and open circuit tests.

• Three phase induction motor: Rotating magnetic field, equivalent circuit, vector diagram, torque-speed characteristics, effect of changing rotor resistance and reactance on torque-speed curves, motor torque and developed rotor power, no-load test, blocked rotor test, starting and braking and speed control.

• Single phase induction motor: Theory of operation, equivalent circuit and starting.

Marks Distribution

Attendance 10Assignment 10

Mid-Term 20Quiz 20Final 20

------------------------------- Total= 100

Marks Distribution

• Attendance: All of you will get 10.Based on Class Performance I give bonus 10.Answering the bonus questions/ submitting

bonus assignment additional bonus marks will be given.

Mid-Term

• Time: 1 hour• Marks: 20

Quiz

• If the overall performance of the class is not good in mid-term a class test will be taken.

• Otherwise, mid-term marks will be converted in 40!Quiz will be counted as Bonus!

Final Exam

• Time: 1.5Hours• Marks: 40• Question Pattern: Traditional

Lets begin…Electrical Machine-I !!!

Mid-term Syllabus: Single Phase Transformer