HXD2B型机车辅助变流柜通风机支撑体断裂分析及优化措施  

Analysis and optimization measures for fractures in ventilator supports of auxiliary converter cabinet of HXD2B locomotive

作　　者：范文武 李艳伟 FAN Wenwu;LI Yanwei(Datong Saicheng Rail Transit Equipment Co.,Ltd.,Datong 037038,China)

机构地区：[1]大同赛诚轨道交通设备有限责任公司,山西大同037038

出　　处：《铁道机车与动车》2024年第5期47-48,14,I0002,共4页Railway Locomotive and Motor Car

摘　　要：对HXD2B型机车辅助变流柜通风机存在的支撑体断裂等问题进行原因分析,将通风机结构进行了优化设计,同时对叶轮进行轻量化设计,以此来解决通风机存在的质量问题。The paper analyzes the causes of fractures in ventilator supports of auxiliary converter cabinet of HXD2B locomotive.The structure of ventilator has been optimized and the impeller has been designed for lightweight to solve the quality problems of the ventilator.

关 键 词：通风机 叶轮 结构 断裂 轻量化 

分 类 号：U266.1[机械工程—车辆工程]