模态试验又称试验模态分析，是为确定线性振动系统的模态参数所进行的振动试验。
模态试验(modal testing)可直接获得各模态的参数(自然频率, 阻尼比 & 振形向量), 但无法获知原有的系统质量M, 阻尼C及劲度K等矩阵.
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飞机壁板结构振动模态测试及结果分析 - 文章 - 佳工网 关键词：飞机壁板；模态试验；参数识别 [gap=547]Key Words: aircraft plate; mode experiment; parameters estimation
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Firstly, the relationship and differences between the traditional modal experiment and Operating Deflection Shape are introduced.
本文首先分别介绍传统模态试验方法和基于环境激励的模态试验方法,探讨二者之间的联系与区别。
参考来源 - 基于动态特性的结构损伤诊断若干关键问题研究Based on model test of the assembly and part, the precision of the three methods are compared.
基于零部件及分总成的模态试验结果,对有限元总成装配模型建模精度较高的单层板结构、环形截面梁单元BEAM188和节点耦合三种方式进行比较。
参考来源 - 轻型客车白车身有限元建模及动静态特性分析In the second chapter, static loading test and mode test are introduced.
第二章介绍了桥梁结构的静载试验和模态试验。
参考来源 - 桥梁寿命评估中关键因素灵敏度的研究Dynamic optimization can also be carried out in accordance with its design. The dynamic design that is based on the results of experimental modal analysis is an improved dynamic design.
最后,结合模态试验和有限元分析,对油底壳进行动态优化设计。
参考来源 - 柴油机覆盖件模态分析及其优化·2,447,543篇论文数据，部分数据来源于NoteExpress
模态试验的目的是要提取准确的系统动力学特性。
The goal of a modal test is to extract the accurate dynamic system characteristics.
这是一个用激振器激励进行模态试验时经常会遇到的问题。
It's one that comes up often in terms of running modal tests with a shaker excitation.
在通过模态试验、振动试验等验证后，该承力筒成功地应用于某卫星上。
After the model and vibrate test, the cylinder was used in the satellite successfully.
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