SiC器件具有高温、高频和低损耗的性能优势,将其应用于逆变器装置中,可有效提高系统效率,降低能耗,减小系统的体积和重量。本文基于SiC芯片和模块的技术特点分析,介绍了SiC器件在国内外轨道交通领域的应用情况,证实了SiC器件的采用有利于牵引变流装置的小型化和轻量化,能满足轨道交通绿色智能发展的要求。 SiC devices with high temperature, high frequency and low loss performance advantages, its application in inverter devices, which can effectively improve system efficiency, reduce energy consumption and reduce system size and weight. Based on the analysis of the technical characteristics of SiC chips and modules, this paper introduces the application of SiC devices in the field of rail transit at home and abroad, and verifies that the adoption of SiC devices is conducive to the miniaturization and weight reduction of traction converter device, Development requirements.