声学超材料减振降噪技术在载人航天工程中的应用研究  

Research on the Vibration and Noise Reduction Based on the Acoustic Metamaterials in the Manned Space Project

作　　者：余斐[1] 张建丽[1] 孟宪宁 关振涛 陈云霏[1] 许文龙[1] Yu Fei;Zhang Jianli;Meng Xianning;Guan Zhentao;Chen Yunfei;Xu Wenlong(China Astronaut Research and Training Centre,Beijing 100094,China;China Electronics Technology Company Group Forty-nine Research Institute,Harbin 150028,China)

机构地区：[1]中国航天员科研训练中心,北京100094 [2]中国电子科技集团公司第四十九研究所,哈尔滨150028

出　　处：《黑龙江科学》2022年第20期12-16,20,共6页Heilongjiang Science

基　　金：飞天科研基金(2020SY54B0106)。

摘　　要：为解决传统减振降噪材料对飞行器在轨运行段低频段的噪声和振动控制效果不佳问题,研发突破传统材料属性限制的新材料,使声学超材料具有轻质、隔声、减振、负折射率等特性。综述了近年来声学超材料研究进展,分析了基于声学超材的减振降噪技术的理论基础、研究内容和实际应用,为声学超材料在载人航天工程领域中的减振降噪应用提供参考。In order to solve the problems of the insufficient control of traditional vibration and noise reduction in aircraft noise and vibration control in low-frequency stage,the study researches the new materials which is not limited by traditional materials,to make acoustic metamaterials be qualified with light,sound insulation,vibration attenuation and negative refractive index,etc.The study summarizes the research progress of acoustic metamaterials;analyzes the theoretical basis,research content and practical application of vibration and noise reduction based on acoustic metamaterials to provide reference for the application of acoustic metamaterials in manned space project.

关 键 词：声学超材料 减振降噪 等效媒质理论 应用研究 

分 类 号：O328[理学—一般力学与力学基础]