高速列车气动外形优化研究进展 1)
孙振旭, 姚永芳, 郭迪龙, 杨国伟, 姚拴宝, 张业, 陈大伟, 李桂波, 尚克明, 贾玲

RESEARCH PROGRESS IN AERODYNAMIC OPTIMIZATION OF HIGH-SPEED TRAINS 1)
Sun Zhenxu, Yao Yongfang, Guo Dilong, Yang Guowei, Yao Shuanbao, Zhang Ye, Chen Dawei, Li Guibo, Shang Keming, Jia Ling
图23 优化前后尾车升力的功率谱密度
Fig.23 Power spectral density of the lift of the tail car before and after optimization