地铁车辆中低噪声车轮的应用效果
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图6 低噪音车轮在车体地板处的减振效果
图8 T型车车厢内部的降噪效果
本文研究了低噪音车轮的减振降噪效果。地铁车辆中采用这种低噪音的车轮还需要进一步解决以下的问题：
（1）使用低噪音车轮车辆的可靠性；
（2）使用低噪音车轮车辆的安全性；
（3）低噪音车轮的养护维修措施、造价成本以及耐用性。
参考文献
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[3] W. You, J. Kim, etc.: " Study on the Effect of Elastic Wheel from the View point of Noise and Vibration of Railway Vehicle", Proceeding of Korean Society for Railway, May, 1998.
[4] P. J. Remington: "Wheel/Rail noise Part I: Characterization of the wheel/rail dynamic system", Journal of Sound and Vibration , Vol.46, No.3, 359-379, 1976.
[5] D. J. Thompson: "Wheel-Rail noise generation, Part II: Wheel vibration", Journal of Sound and Vibration , Vol.161, No.3, pp.401-419, 1991. (end)
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