A Single-Phase Bidirectional AC/DC Converter for V2G Applications
Abstract
:1. Introduction
2. Topology and Modeling
2.1. Topology of the Presented Converter
2.2. Operation Mode
2.3. Modeling of the Presented Topology
2.4. Modulation and Control Strategy
2.4.1. Direct Power Control Strategy
2.4.2. Modulation of the Two-Stage Converter
3. Power Loss Analysis
4. Simulation and Experimental Results
4.1. Simulation Results
4.2. Experimental Results
5. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Phase Angle | Active Power (P) | Reactive Power (Q) |
---|---|---|
P < 0, discharging | Q > 0 Reactive power absorbing | |
P = 0 | ||
P > 0, charging | ||
P > 0, charging | Q = 0 | |
P > 0, charging | Q < 0 Reactive power supporting | |
P = 0 | ||
P < 0, discharging | ||
P < 0, discharging | Q = 0 |
Power Loss | Values |
---|---|
Front-end stage conduction loss of diodes Pc_d_front | 8.94 W |
Rear-end stage switching loss of IGBT Psw_T_rear | 6.73 W |
Rear-end stage reverse-recovery loss of diodes Psw_d_rear | 7.30 W |
Rear-end stage conduction loss of diodes Pc_d_rear | 3.68 W |
Rear-end stage conduction loss of IGBT Pc_T_rear | 3.89 W |
The losses of DC inductors PL | 3.06 W |
Parameters | Values |
---|---|
The amplitude of voltage Ug | 311 V |
Input filter inductance (Lg) | 0.8 mH |
Input filter capacitor (C) | 10 uF |
DC inductor L1 | 0.2 mH |
DC inductor L2 | 0.2 mH |
Output filter capacitor (Co) | 103 uF |
Switching frequency (fs) | 20 kHz |
Battery voltage () | 120 V |
Condition | The THD of Input Current |
---|---|
P = 400 W, Q = 0 var, | 6.15% |
P = 200 W, Q = −340 var, | 18.33% |
P = 0, Q = −400 var, | 34.58% |
P = −400 W, Q = 0 var, | 7.31% |
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Peng, T.; Yang, P.; Dan, H.; Wang, H.; Han, H.; Yang, J.; Wang, H.; Dong, H.; Wheeler, P. A Single-Phase Bidirectional AC/DC Converter for V2G Applications. Energies 2017, 10, 881. https://doi.org/10.3390/en10070881
Peng T, Yang P, Dan H, Wang H, Han H, Yang J, Wang H, Dong H, Wheeler P. A Single-Phase Bidirectional AC/DC Converter for V2G Applications. Energies. 2017; 10(7):881. https://doi.org/10.3390/en10070881
Chicago/Turabian StylePeng, Tao, Peng Yang, Hanbing Dan, Hui Wang, Hua Han, Jian Yang, Hao Wang, Hui Dong, and Patrick Wheeler. 2017. "A Single-Phase Bidirectional AC/DC Converter for V2G Applications" Energies 10, no. 7: 881. https://doi.org/10.3390/en10070881