Modal parameters are the basis for the verifying or updating of theoretical or numerical models. modal testing methods can be categorized as normal mode measuring method (phase resonance method) and phase separation method.
通过实测得到的模态参数是对结构的理论或数值建模进行验证和修改的基础。 通过实验进行模态参数识别的方法可分为纯模态法(相位共振法)和相位分离法两种。
参考来源 - 纯模态激光测试法的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The resonance method excited by sine sweeping and the transfer function method excited by hammer impact are adopted.
试验分别采用正弦激励模态共振法和锤击激励传递函数测量法。
The contactless electrostatic resonance method to determine the cross sectional area of conductive and unconductive monofilament was introduced.
介绍了一种可测试所有导电和非导电纤维横截面积的非接触式静电共振法。
The local projective noise reduction and demodulated resonance method for fault diagnosis of low speed rolling bearing are presented in this paper.
本文将局部投影降噪算法结合共振解调技术对低频轴承进行故障诊断。
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