Open Fault Tolerant Method Using DPWM for Reducing Switching Loss in Three-Level Hybrid ANPC Inverter

Author(s):  
Ha-Rang Jo ◽  
Youngjong Ko ◽  
Kyo-Beum Lee
2014 ◽  
Vol 494-495 ◽  
pp. 1542-1547
Author(s):  
Tong Shuo Zhang ◽  
Xue Bo Liu ◽  
Tong Zhen Wei ◽  
Li Bo Han

The cascaded multilevel convertor has the following advantages: simple structure, less harmonic, and less switching loss. It also can easily achieve high voltage and large power capacity. However, due to the structure of cascaded, the number of the device increases with the increment of capacity, meanwhile the reliability of the system reduces. Based on the cascaded multilevel systems possible failures and the characteristic of carrier phase shift modulation, this paper proposes a fault diagnosis method suitable for the cascaded multilevel system. Firstly, the paper introduces the basic principle of the proposed approach, and then it deduces the major implementation steps, finally the correctness and reliability of the method are validated by the simulation.


2012 ◽  
Vol 2 (1) ◽  
pp. 57-59
Author(s):  
Balachandra Pattanaik ◽  
◽  
Dr S. Chandrasekaran Dr S. Chandrasekaran

2016 ◽  
Vol 136 (2) ◽  
pp. 143-156 ◽  
Author(s):  
Katsuhiko Fuwa ◽  
Tatsuo Narikiyo ◽  
Tatsushi Ooba

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