新一代高速动车组车体设计创新技术  

Innovative design technology for the new generation of high-speed EMU

作　　者：梁建英[1] 丁叁叁[1] 田爱琴[1] 赵红伟[1] 

机构地区：[1]南车青岛四方机车车辆股份有限公司技术中心,山东青岛266111

出　　处：《中国工程科学》2015年第4期63-68,共6页Strategic Study of CAE

摘　　要：本文全面概述了新一代高速动车组车体创新优化过程,详细分析了新一代高速动车组车体在气动优化、气密强度与气密性、模态匹配与减振降噪、轻量化等方面的创新设计。仿真和试验结果表明:新一代高速动车组车体具有足够的强度、刚度与结构稳定性、优良的振动与疲劳特性,良好的气动与噪声性能。This article comprehensively summarize the optimization of process innovation of the new generation of high-speed electric multiple unit （EMU）, minutely analysize its innovative design on aerodynamic optimization, air tightness, modal matching, reduction vibration and noise, lightweight and other aspects. The simulation and experiment result shows that the new generation of high-speed EMU is with enough strength, stiffness, structure stability, excellent features of vibration and fatigue, great performance aerodynamics and noise.

关 键 词：高速动车组 轻量化 强度 振动模态 空气动力学 

分 类 号：U270.2[机械工程—车辆工程]