TABLE OF CONTENTS
Title Page - - - - - - - - - - i
Dedication - - - - - - - - - - ii
Approval page - - - - - - - - - iii
Acknowledgement - - - - - - - - - iv
Abstract - - - - - - - - - - v
Table of Contents - - - - - - - - - vi
CHAPTER ONE:
INTRODUCTION 1.1 Background of the study - - - - - - 1
1.2 Statement of problem - - - - - - 3
1.3 Objectives of the study - - - - - - 3
1.4 Scope and Limitation of the study - - - - 4
1.5 Significance of the study - - - - - - 5
1.6 Organization of the work - - - - - - 6
CHAPTER TWO:
LITERATURE REVIEW 2.1 History of automatic control - - - - - 8
2.2 Automatic phase selector (APS) - - - - - 9
CHAPTER THREE:
METHODOLOGY, DESIGN AND IMPLEMENTATION 3.1 Introduction - - - - - - - - 12
3.2 Power Supply Unit - - - - - - - - 14
3.3 Voltage Sensing Unit - - - - - - - 17
3.4 Switching Unit - - - - - - - - 19
3.5 General Circuit Operation - - - - - - 21
3.6 List of Components - - - - - - - 24
CHAPTER FOUR:
SYSTEM DESIGN ANALYSIS 4.1 Power supply unit - - - - - - - 25
4.2 Voltage Sensing Unit - - - - - - - - 29
4.3 Switching Unit - - - - - - - - 31
CHAPTER FIVE:
PACKAGING, TESTING, RESULT AND DISCUSSION 5.1 Packaging - - - - - - - - 33
5.2 Testing - - - - - - - - 34
5.3 Result - - - - - - - - - 35
5.4 Discussion of result - - - - - - - - 35
CHAPTER SIX
CONCLUSION AND RECOMMENDATION 6.1 Conclusion- - - - - - - - - 37
6.2 Recommendation - - - - - - - - 38
References - - - - - - - - - 40