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列车运行噪声传播规律的研究
Exper iment Research on Geometrical Attenuation Characteristic and Quantitative Relation with Trains Velocity of Steady Noise from Moving Trains
【摘要】 对客货列车运行稳态辐射噪声的传播特性进行了试验研究。通过分析列车运行试验数据 ,得出列车运行噪声在一般传播条件下几何衰减特性及噪声强度与运行速度的定量关系方程
【Abstract】 It is focal point that studying the propagation property of steady noise from moving trains.On the basis of experimental data,the geometrical attenuation Characteristic of noise and formula about quantitative relation between noise and speed of travelling trains were obtained.
【关键词】 噪声;
几何衰减特性;
回归分析;
声级;
【Key words】 noise; geometrical attenuation characteristic; regression analysis; sound levels;
【Key words】 noise; geometrical attenuation characteristic; regression analysis; sound levels;
- 【文献出处】 噪声与振动控制 ,NOISE AND VIBRATION CONTROL , 编辑部邮箱 ,2000年02期
- 【分类号】TB53
- 【被引频次】12
- 【下载频次】138