Wang, Chuyang. <br/><br/>
Mechanism and suppression of frequency-decrease effect related to the low modulation frequency ratio in a high-ratio MMC-based DC transformer / 
Chuyang Wang, Li Zhang, Bo Wang, and Lan Xiao. 
 - New York ;   The Institute of Electrical and Electronics Engineers, Inc. ,   August 2022. 
 - Volume 37, pages 9138-9152 :  illustration ;  28 cm. 
<br/><br/> IEEE Transitions on Power Electronics, v. 37 n. 8, pages 9138-9152, August 2022. 
<br/><br/><label>Dewey Class. No.: </label>DPer 621.381 In821 August 2022 v. 37 n. 8