变频器在煤矿井下散热性能研究  

Research on Heat Dissipation Performance of Frequency Converter in Coal Mine

作　　者：刘凯华 Liu Kai-hua(Testing Center of Coal Science and Technology Research Institute Co.,Ltd.,Beijing,100013)

机构地区：[1]煤炭科学技术研究院有限公司检测中心,北京100013

出　　处：《电气防爆》2023年第1期23-25,共3页Electric Explosion Protection

摘　　要：介绍了变频器常见的冷却形式,分析变频器主要产生热量的元器件,并对变频器主要核心部件IGBT进行发热量计算及分析。It introduces the common cooling forms of the frequency converter, analyzes its main heat generating components, and calculates the heat output of IGBT which is the core component of it.

关 键 词：变频器 冷却形式 冷却系统 损耗 IGBT 

分 类 号：TN77[电子电信—电路与系统]