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XIAO Shaoyu, WANG hao, RUAN Zhuqing. 粘弹性阻尼材料减振性能试验评估方法[J]. Chinese Journal of Ship Research, 2014, 9(4): 84-87. DOI: 10.3969/j.issn.1673-3185.2014.04.013
Citation:
XIAO Shaoyu, WANG hao, RUAN Zhuqing. 粘弹性阻尼材料减振性能试验评估方法[J]. Chinese Journal of Ship Research, 2014, 9(4): 84-87. DOI: 10.3969/j.issn.1673-3185.2014.04.013
XIAO Shaoyu, WANG hao, RUAN Zhuqing. 粘弹性阻尼材料减振性能试验评估方法[J]. Chinese Journal of Ship Research, 2014, 9(4): 84-87. DOI: 10.3969/j.issn.1673-3185.2014.04.013
Citation:
XIAO Shaoyu, WANG hao, RUAN Zhuqing. 粘弹性阻尼材料减振性能试验评估方法[J]. Chinese Journal of Ship Research, 2014, 9(4): 84-87. DOI: 10.3969/j.issn.1673-3185.2014.04.013
粘弹性阻尼材料减振性能试验评估方法
XIAO Shaoyu
,
WANG hao
,
RUAN Zhuqing
Graphical Abstract
Abstract
Abstract
为在船体结构声学设计阶段或阻尼材料研制阶段预先评估粘弹性阻尼材料的减振效果,基于锤击法,建立平板振动试验模型,引入频响函数幅值平均衰减量参数,对3型粘弹性阻尼材料复合试样分别在不同频段内的减振效果进行对比分析。结果表明:基于损耗因数和频响函数幅值平均衰减量的粘弹性阻尼材料减振效果试验评估方法能迅速在不同频段对阻尼材料的减振性能进行排序;利用频响函数幅值平均衰减量,可对耗能机理较为复杂的约束阻尼减振效果进行评估,为结构设计或研发阻尼材料提供依据。
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