摘要
拖拉机驾驶室内噪声的大小与拖拉机噪声源及驾驶室本身的声学特性有关。本文通过对拖拉机驾驶室的噪声源分析,确定了影响驾驶室内噪声的主要噪声源;通过对驾驶室内空气声、固体声和混响声的分析,说明了简易式驾驶室的声学特性对耳旁噪声的影响。
Noise within a tractor cab is concerned with the noise sources of the tractor and the acoustic characteristics of the cab itself. In this paper, analysis of the noise sources with the cab results in the determination of the main sources affecting the noise within the cab. On analysis, it is explained that the efcct of air, solid and reverberant noise within the cab on the car noise is illustrated in detail.
关键词
拖拉机
驾驶室
噪声
噪声源
tractor, cab, noise sources, acoustic characteristics.
