Analysis of Peak-to-Peak Current Ripple Amplitude in Seven-Phase PWM Voltage Source Inverters
Abstract
:1. Introduction
2. Evaluation of Peak-to-Peak Current Ripple Amplitude
2.1. Load Model and Current Ripple Definitions
2.2. Multiple Space Vectors and PWM Equations
2.3. Ripple Evaluation
2.3.1. Evaluation in the First Sector
2.3.2. Evaluation in the Second Sector
- In the first situation, yellow area (solid orange line in Figure 5b), can be determined as in the previous sub-case by considering the switch configurations {00} and {20} with the corresponding application intervals t0/2 and t6, leading to Equations (33) and (34);
- In the second situation, green area (dashed orange line in Figure 5b), can be determined by considering the switch configurations {7F} and {7B} with the corresponding application intervals t0/2 and t1, leading to:
- In the first situation, yellow area (solid green line in Figure 5b), can be determined as in the previous sub-case by considering the switch configurations {00} and {20} with the corresponding application intervals t0/2 and t6, leading to Equations (33) and (34);
- In the second situation, violet area (dashed green line in Figure 5b), can be determined by considering the switch configurations {7F}, {7B}, and {79}, with the corresponding application intervals t0/2, t1, and t2, leading to:
2.3.3. Evaluation in the Third Sector
2.3.4. Evaluation in the Fourth (Half) Sector
2.4. Peak-to-Peak Current Ripple Diagrams
2.5. Maximum of the Current Ripple
3. Numerical Results
4. Conclusions
Acknowledgments
Conflicts of Interest
References
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Grandi, G.; Loncarski, J. Analysis of Peak-to-Peak Current Ripple Amplitude in Seven-Phase PWM Voltage Source Inverters. Energies 2013, 6, 4429-4447. https://doi.org/10.3390/en6094429
Grandi G, Loncarski J. Analysis of Peak-to-Peak Current Ripple Amplitude in Seven-Phase PWM Voltage Source Inverters. Energies. 2013; 6(9):4429-4447. https://doi.org/10.3390/en6094429
Chicago/Turabian StyleGrandi, Gabriele, and Jelena Loncarski. 2013. "Analysis of Peak-to-Peak Current Ripple Amplitude in Seven-Phase PWM Voltage Source Inverters" Energies 6, no. 9: 4429-4447. https://doi.org/10.3390/en6094429