声明
Chapter 1: Introduction
1.1 Background and significance of study
1.2 Objective of the thesis and main contributions
1.3 Analysis of literature review
1.3.1 Power conditioning of interfacing converter
1.3.2 Fault tolerant strategy of CHB converter
1.3.3 DC-AC hybrid microgrid interlinking converter
1.4 Outlines of the thesis
Chapter 2: Multi-port Series Interfacing Converter Integrated into Two-AC-Bus Grid
2.1 The proposed system
2.1.1 Critical review of conventional UPQCs
2.1.2 The proposed multi-port converter
2.2 Modeling and Analysis of the Proposed Controller
2.2.1 Comparisons with conventional UPQCs
2.2.2 Closed-loop equivalent circuit
2.2.3 Evaluation of harmonic filtering performance
2.3 Evaluation Results
2.3.1 Simulations
2.3.2 Experiment
2.4 Summary
Chapter 3：Fault Tolerant for Cascaded H-Bridge Converter with Single Open-Circuit IGBT
3.1 The proposed method
3.1.1 Open-circuit IGBT influence analysis
3.1.2 Fault diagnosis and tolerance algorithm
3.2 Verifications
3.3 Summary
Chapter 4：Coupled Virtual Impedance Control for Interfacing Converter Based AC/DC Hybrid Microgrid
4.1 The Proposed method
4.1.1 Critical review of conventional methods
4.1.2 The proposed method
4.2 Control of Coupled Virtual Impedance
4.2.1 Coupled virtual impedance for grid-tied control
4.2.2 Seamless transfer and islanded operation control
4.3 Analysis and Discussion
4.4 Verifications
4.5 Summary
4.6 Appendix
Conclusions and Future Work
Conclusions
Future Work
参考文献
Publications and Other Outcomes During the Master Study
致谢
天津大学;
