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All figures (11)
Fig. 9. Capacitor voltage versus time.
Fig. 4. Rotor speed achievable using the proposed multilevel inverter.
Fig. 3. Rotor speed achievable using a standard 3-leg inverter
Fig. 2. To make the output voltage zero for θ1 ≤ θ ≤ π, one can either set v1 = +Vdc/2 and v2 = −Vdc/2 (bottom left) or v1 = +Vdc/2 and v2 = +Vdc/2 (bottom right).
Fig. 11. Scaled capacitor voltage, stator current and stator voltage versus time in seconds.
Fig. 5. Voltage using a standard 3-leg inverter.
Fig. 10. Expanded view of the capacitor voltage as a function of time.
Fig. 1. One leg of a 3-leg inverter connected to a full H-bridge with a capacitor DC source.
Fig. 8. Torque using proposed multilevel inverter.
Fig. 6. Voltage obtained using the proposed multilevel inverter.
Fig. 7. Torque using standard 3-leg inverter.
Proceedings Article
•
DOI
•
A Five-Level Three-Phase Hybrid Cascade Multilevel Inverter Using a Single DC Source for a PM Synchronous Motor Drive
[...]
John Chiasson
1
,
Burak Ozpineci
2
,
Leon M. Tolbert
3
•
Institutions (3)
Boise State University
1
,
Oak Ridge National Laboratory
2
,
University of Tennessee
3
07 May 2007
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