목차

TABLE OF CONTENTS
ABSTRACT ....................................................................................................................... I
LIST OF FIGURES .......................................................................................................... II
LIST OF TABLES .......................................................................................................... IV
Chapter I .......................................................................................................................... 1
Introduction ..................................................................................................................... 1
1.1 Introduction ........................................................................................................ 1
1.2 Onboard Battery Charger ................................................................................... 2
1.3 Onboard Battery Charger Requirements ............................................................ 2
1.4 Types of Onboard Battery Chargers .................................................................. 3
1.4.1 Two stage Onboard Battery Chargers ................................................................ 3
1.4.2 Single stage Onboard Battery Chargers ............................................................. 5
Chapter II ........................................................................................................................ 7
Proposed Topology.......................................................................................................... 7
2.1 Topology development ...................................................................................... 7
2.2 Proposed single-stage differential type isolated AC-DC converter ................... 9
2.3 Proposed topology with electrolytic Capacitor .................................................. 9
2.4 Proposed converter with film capacitor ........................................................... 11
2.5 Single stage electrolytic capacitor-less onboard battery charger with AC power decoupling ........................................................................................................ 13
2.5.1 Determination of 2nd harmonic component ...................................................... 18
2.6 Operating principle of the proposed topology ................................................. 21
2.6.1 Mode by Mode operation during positive half cycle ....................................... 21
2.6.2 Mode by Mode operation during negative half cycle ...................................... 27
Chapter III ..................................................................................................................... 30
Control Method ............................................................................................................. 30
3.1 Introduction ...................................................................................................... 30
3.2 Differential Mode Controller ........................................................................... 31
3.2.1 Outer voltage loop............................................................................................ 32
3.2.2 Inner current loop ............................................................................................. 32
3.3 Common Mode controller ................................................................................ 34
Chapter IV ..................................................................................................................... 37
Simulation and Experimental Validation ................................................................... 37
4.1 Simulation Results ........................................................................................... 37
4.2 Components Rating .......................................................................................... 40
4.3 Experimental Verification ................................................................................ 41
4.3.1 Experimental results and discussion ................................................................ 43
4.4 Efficiency analysis ........................................................................................... 46
Chapter V ...................................................................................................................... 48
Conclusion ..................................................................................................................... 48
5.1 Conclusion ....................................................................................................... 48
5.2 Suggestions for future work ............................................................................. 48
References ...................................................................................................................... 49