中高压变频器主电路拓扑结构的分析比较

Analysis and comparison on the main circuit topology of medium-voltage inverter

对中高压变频器几种常见的主电路拓扑结构进行了分析比较 ,并对不同电路结构的中高压变频器的可靠性、冗余设计、谐波含量及dv/dt等指标进行了深入的讨论 。

Several kinds of main circuit topology of medium_voltage inverter are analyzed and compared.The targets of reliability,redundant design,harmony content,dv/dt etc.are thoroughly discussed.The development direction of the medium_voltage inverters is also given.