耦合损耗因子(Coupling loss factor,CLF)是统计能量分析中一个非常重要的参数[3-5],它是功率从子系统1传到子系统2的一种测量,即子系统间耦...
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本文研究了通过凸缘和弹性材料耦合板结构间振动传递特性,分析了减振隔振措施,导出了耦合损耗因子的计算公式。
This paper describes an investigation into the vibrational transmission between plate structures coupled through flanged joints, including the effects of gasket materials.
以三子结构耦合系统为例进行了实验测量,直接、间接耦合损耗因子和结构振动响应的实验测量值与理论预测结果吻合较好。
The direct and indirect coupling loss factors of a coupled system with three substructures are predicted by using this method, and the measured data agree well with the predicted results.
结果表明:等效内损耗因子出现负值是非保守耦合系统能量平衡的必然结果。
From the analytical results, it is shown that negative internal loss factors result from energy balance of non-conservatively coupled systems.
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