多孔吸声材料的研究进展及发展趋势

Research Progress and Development Trend of Porous Absorption Materials

采用多孔吸声材料是一种重要的吸声降噪手段,简单介绍了多孔吸声材料的吸声原理、吸声性能的评价参数及吸声材料的种类及特点。综述了多孔吸声材料的制备工艺及应用现状,介绍了工业固废在吸声材料方面的应用,同时提出了吸声材料的研究发展方向和趋势。

Using porous sound absorbing materials is an important mean to reduce noise. This paper gives a Brief introduction about the principle of sound absorption of porous sound-absorbing material, evaluation parameters of the sound absorption performance and the types and characteristics of the sound-absorbing materials. Preparation process and application situation on porous sound-absorbing materials are presented. The industrial solid waste in the application of the sound-absorbing material is introduced, and research and development trends of the porous sound- absorbing materials are prospected.