On the vibro-acoustic behaviour of high-speed train wheels

被引:0
作者
Cigada, Alfredo [1 ]
Manzoni, Stefano [1 ]
Vanali, Mareello [1 ]
机构
[1] Politecn Milan, Dept Mech, I-20133 Milan, Italy
来源
Proceedings of ISMA2006: International Conference on Noise and Vibration Engineering, Vols 1-8 | 2006年
关键词
D O I
暂无
中图分类号
O42 [声学];
学科分类号
070206 ; 082403 ;
摘要
Since many years the problem of noise emission from railway wheels has been deeply studied and analyzed. Physical phenomena, linked to this noise emission, are well known and many solutions, aimed at reducing the global disturbances, have been proposed. Moreover the continuous development of the technologies used in the railway field asks constantly for new solutions. The aim of this paper is to analyze the vibro-acoustic behaviour of a high-speed train wheelset performing both experimental activities and numerical simulations; particularly an ETR 500 wheel has been chosen. The starting point for the experimental study is the analysis of the suspended free wheel, which can, then, be exploited to understand the wheel noise emission under operational conditions. This study is part of the researches about noise emission of train wheels carried out in the European Project called InMAR.
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页码:4283 / 4297
页数:15
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