聚氨酯水声吸声材料的体系探讨及其吸声结构的研究进展

Discussion on System of Polyurethane Underwater Anechoic Material and Research Progress in Polyurethane Anechoic Structure

分析了聚氨酯吸声材料的阻尼吸声机理,探讨了聚氨酯水声吸声材料的体系,从水下吸声结构的主要形式出发,对聚氨酯材料进行了类似的结构设计并对其研究进展进行了综述,最后对聚氨酯水下吸声结构发展趋势进行了展望。

The sound absorption mechanism of polyurethane sound absorption material was analyzed.The system of polyurethane underwater anechoic material was discussed based on the sound absorption mechanism.The structure of polyurethane underwater anechoic material was designed based on the main types of the underwater anechoic structure.The research progress of polyurethane underwater anechoic structure was summarized.At last,developing trend of the polyurethane underwater anechoic structure was given.