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 EPE 2009 - Subtopic 05-4- LS: 'Multi-Level Converters (II)' 
 You are here: EPE Documents > 01 - EPE & EPE ECCE Conference Proceedings > EPE 2009 - Conference > EPE 2009 - Topic 05: 'Hard Switching Converters and Control' > EPE 2009 - Subtopic 05-4- LS: 'Multi-Level Converters (II)' 
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   Reducing of the Average Switching Frequency using Three-level Active-SNPC Converter 
 By Dan FLORICAU, Guillaume GATEAU, Elena FLORICAU, Alexandre LEREDDE 
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Abstract: In the paper a new three-level converter is presented. The proposed topology was named 3L-ASNPC (Active-Stacked-NPC) and its main advantage is the reducing of the average switching frequency for all power devices. In the same time, the apparent switching frequency of the output voltage is naturally doubled. Experimental results are shown in the paper in order to validate the proposed topology and the analysis of the switching states.

 
   A Novel Multilevel Converter Structure Integrated into Power Systems and its Performance Evaluation 
 By Alan WATSON, DANG SI, Patrick WHEELER, Jon CLARE, Stephan KENZELMANN, Alfred RUFER, Yales DE NOVAES, GOPAL MONDAL 
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Abstract: The paper introduces an advanced multicellular power converter structure for flexible power management in future electricity networks. The power converter structure is analysed and the control approaches required in order to overcome the technical challenges of power flow control in such a structure are presented. The operation of the control is verified by simulations and supported by prototype converter experimental results. The results show that the proposed system control works satisfactorily and thus fulfills expected functionality.

 
   A new highly modular medium voltage converter topology for industrial drive applications 
 By Marc HILLER, Dietmar KRUG, Rainer SOMMER, Steffen ROHNER 
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Abstract: This paper evaluates the features of a new highly modular multilevel converter topology (M2C) for medium voltage applications. Furthermore this paper will compare the M2C converter topology with existing converter topologies regarding the basic principle of operation, measurements as well as the harmonic content of the electrical output values.