Back-to-Back Modular Multilevel Converter Topology with DC-Link Switches for High-Power Four-Quadrant Variable Speed Motor Drives

Author(s):  
Binbin Li ◽  
Shaoze Zhou ◽  
Linjie Han ◽  
Jingkun Wang ◽  
Dianguo Xu
2017 ◽  
Vol 32 (6) ◽  
pp. 4619-4630 ◽  
Author(s):  
Binbin Li ◽  
Shaoze Zhou ◽  
Dianguo Xu ◽  
Stephen J. Finney ◽  
Barry W. Williams

Author(s):  
Ramya G ◽  
Ramaprabha R

Modular multilevel converters (MMC) are an emerging voltage source converter topology suitable for many applications. Due to abundant utilization of HVDC power transmission, the modular multilevel converter has become popular converter type to be used in high voltage applications. Other applications include interfacing renewable energy power sources to the grid and motor drives. Modular multilevel converters are beneficial for high voltage and high power motor drives because of the properties of this converter topology, such as, low distortion, high efficiency, etc. For the past few years significant research has been carried out to address the technical challenges associated with operation and voltage balancing of MMC. In this paper, a detailed technical review on the control strategies is presented for ready reference.


2013 ◽  
Vol 313-314 ◽  
pp. 337-340
Author(s):  
Xiao Xiao Ma ◽  
Ping Wang

Modular multilevel converter (MMC) is one of the most attractive converter topology intended for high power conversion without transformer. In this paper, a new modulation method for MMC is proposed and verified by simulated model. The main advantage of reduced switching frequency is also proved in the simulation results.


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