The theoretical modal analysis showed that there was a dense high-order mode section and the high-order modes behaved the local characteristics in the frame structures.
理论模态分析表明框架结构存在模态密集区且高阶模态具有局部特征。
This article gives the elementary analysis on why does high-order mode resonance arise and how to control it, and proposes several practical methods controlling high-order mode excitation.
对高功率电控铁氧体功率分配器产生高次模谐振的原因进行了初步的唯象分析，并提出了几种有效的高次模谐振控制方法。
In this paper, the contribution of high order mode shape to the frequency response function of disproportional damping structure is expressed by using low order mode shape and system matrix.
本文用低阶模态和系统矩阵表达高阶模态对非比例阻尼结构频响函数的贡献。
In this paper, the contribution of high order mode shape to the frequency response function of disproportional damping structure is expressed by using low order mode shape and system matrix.
本文用低阶模态和系统矩阵表达高阶模态对非比例阻尼结构频响函数的贡献。
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