A zero-current-switching based three-phase pulse width modulation inverter

1995 ◽  
Vol 115 (4) ◽  
pp. 101-109 ◽  
Author(s):  
Hideaki Fujita ◽  
Hirofumi Akagi
2014 ◽  
Vol 7 (9) ◽  
pp. 2437-2445 ◽  
Author(s):  
Chien‐Ming Wang ◽  
Chang‐Hua Lin ◽  
Shih‐Yung Hsu ◽  
Chien‐Min Lu ◽  
Jyun‐Che Li

Energies ◽  
2019 ◽  
Vol 12 (6) ◽  
pp. 1119 ◽  
Author(s):  
Chun-Wei Lin ◽  
Chang-Yi Peng ◽  
Huang-Jen Chiu

A novel three-phase power-factor-correction (PFC) rectifier with zero-voltage-switching (ZVS) in six main switches and zero-current-switching (ZCS) in the auxiliary switch is proposed, analyzed, and experimentally verified. The main feature of the proposed auxiliary circuit is used to reduce the switching loss when the six main switches are turned on and the one auxiliary switch is turned off. In this paper, a detailed operating analysis of the proposed circuit is given. Modeling and analysis are verified by experimental results based on a three-phase 7 kW rectifier. The soft-switched PFC rectifier shows an improvement in efficiency of 2.25% compared to its hard-switched counterpart at 220 V under full load.


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