工业系统的噪声源很多,对厂区对环境污染比较严重的除了放风排空和一些露天设置的动力机械之外,也许要算管道了。就冶金企业而言,高炉鼓风送风系统的管道噪声很突出,其次是高压输送各种气体的管道噪声。这些管道一般都是架空敷设,有的支托 There are many sources of noise in industrial systems, and more serious pollution to the environment in the factory area may have to be considered except for the venting and emptying of some open-air power machinery. In terms of metallurgical enterprises, the pipe noise of the blast furnace blast air supply system is very prominent, followed by the pipeline noise of high pressure conveying various gases. These pipes are generally overhead laying, and some support