声学材料研究进展及其在工业噪声污染治理中的应用

Research progress of acoustic materials and the application in industrial noise pollution control

工厂周边声环境质量的提升需要对工业噪声进行有效治理。声学材料在噪声治理中发挥着重要的作用,是实施各种降噪措施的基础。根据声学材料的分类,综述了计算模型和设计制备的最新研究进展,总结各种声学材料在工业噪声治理中的应用。研究结果表明,由于材料声学性能的建模及计算方法多种多样,需根据所要解决的具体问题选择合适的模型,以保证计算精度;新型声学材料主要在结构和基材上创新,为工业噪声治理提供了更多选择。

tThe improvement of the quality of the acoustic environment around factories requires effective management of industrial noise.Acoustic materials play an important role in noise management and are the basis for implementing various noise reduction measures.According to the classification of acoustic materials,the latest research progress of acoustic materials is reviewed from the aspects of calculation model to design and preparation,and the application of various acoustic materials in industrial noise management is analysed and summarized.The results of the study show that:there are various modelling and calculation models for acoustic performance,and suitable models need to be selected according to the problems to be solved in order to ensure the accuracy of the calculation;the new acoustic materials are mainly innovated in structure and substrate,which provide more noise reduction methods,and the results of the study can be used as a reference for the management of industrial noise and the research and development of new acoustic materials.