Abstract
This paper presents a novel carrier based multilevel modulation for modified dual three-phase open-winding inverter applicable for low-voltage/high-current applications. A standard three-phase voltage source inverter (VSI) is connected across the open-winding of both ends of the motor. Each VSI incorporates an additional bi-directional switching device (MOSFET/IGBT) per phase and all three legs link to the neutral of two capacitors in the power circuit. An original optimal double carrier zero-shifted five-level modulation (DCZ SFM) algorithm is also presented and is used to modulate each VSI in a similar way to a 5-level multilevel inverter. The complete model based system is simulated in Matlab/PLECS software's and set of results are presented which shows good conformity with the theoretical analysis.
Original language | English |
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Title of host publication | Proceedings of IEEE Conference and Expo Transportation Electrification Asia-Pacific (ITEC Asia-Pacific), 2016 |
Number of pages | 6 |
Publisher | IEEE Press |
Publication date | Jun 2016 |
ISBN (Electronic) | 978-1-5090-1272-5 |
DOIs | |
Publication status | Published - Jun 2016 |
Event | 2016 IEEE Transportation Electrification Conference and Expo, Asia-Pacific (ITEC Asia-Pacific) - Duration: 1 Jun 2016 → 4 Jun 2016 |
Conference
Conference | 2016 IEEE Transportation Electrification Conference and Expo, Asia-Pacific (ITEC Asia-Pacific) |
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Period | 01/06/2016 → 04/06/2016 |
Keywords
- Multilevel PWM techniques
- Multilevel inverter
- Dual three-phase inverter
- Space vector modulation
- Carrier based modulation