低温大容量LNG电驱系统的结构分析与研究  

Structure analysis and research of low temperature and large capacity LNG electric drive system

作　　者：李名殷 LI Mingyin(Shanghai Electric Machinery Co.,Ltd.,Shanghai 200240,China)

机构地区：[1]上海电气集团上海电机厂有限公司,上海200240

出　　处：《上海大中型电机》2024年第3期11-15,共5页Shanghai Medium and Large Electrical Machines

摘　　要：结合某大型液化天然气(liquefied natural gas,LNG)项目冷剂压缩机电驱系统国产化研制,介绍了低温大容量LNG电机主要技术参数,在研制过程中对电机系统的机械特性包括结构强度、转子动力学及弹簧隔振基础振动特性,进行了分析与研究,最后将分析结果和研制试验结果进行对比。Combined with the domestic development of refrigerant compression electromechanical drive system for a large liquefied natural gas(LNG)project,the main technical parameters of low temperature and large capacity LNG motor are introduced.In the process of development,the mechanical characteristics of the motor system are analyzed and studied,including structural strength,rotor dynamics and vibration characteristics of spring isolation foundation.Finally,the analysis results are compared with the research and development test results.

关 键 词：电驱系统 结构分析 转子动力学 弹簧隔振基础 

分 类 号：TM303[电气工程—电机]