US 9,812,946 B2
Power converter and operating method thereof
Peter Mantovanelli Barbosa, Taoyuan (TW); Chia-Hsun Wu, Taoyuan (TW); and Chih-Chiang Chan, Taoyuan (TW)
Assigned to DELTA ELECTRONICS, INC., Taoyuan (TW)
Filed by DELTA ELECTRONICS, INC., Taoyuan (TW)
Filed on Feb. 3, 2016, as Appl. No. 15/14,025.
Prior Publication US 2017/0222541 A1, Aug. 3, 2017
Int. Cl. H02M 1/32 (2007.01); H02M 1/088 (2006.01)
CPC H02M 1/32 (2013.01) [H02M 1/088 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A power converter, comprising:
a plurality of converting modules, wherein each of the converting modules comprises a bypass element configured to be shorted when a fault occurs; and
a plurality of switching circuits electrically coupled in series to each other and electrically coupled in parallel to the converting modules respectively, wherein any one of the switching circuits is configured to be shorted when the bypass element of the corresponding converting module is shorted.