experiment modal 试验模态
experiment modal analysis 试验模态分析
modal and strain experiment 模态和应变试验
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The thesis is based on the actual Grab. Following the mechanics, loads as well as constrain of Grab, we focus on the Holder, study it with the Similarity Theory and Modal Experiment Theory.
本文从实际的抓斗出发,根据长撑杆抓斗斗体在实际作业中的力学性能,载荷特点以及约束情况,选择受力最为复杂、在实际运用中最容易损坏的抓斗斗底板为研究对象,根据相似理论以及模型试验的原理,分三种情况,建立简化的抓斗斗体模型。
参考来源 - 抓斗斗底板有限元方法的分析与研究Second, by modal experiment, the internal characteristic of chief parts has been gotten, and has verified and corrected the finite element model by the test results.
其次,对制动器的主要部件进行了模态实验,得到了各部件的模态参数并对有限元模型进行了验证和修正。
参考来源 - 基于CAD/CAE技术的盘式制动器结构优化问题研究In this background, the followingresearches are conducted under:1. The modal experiment of a infilled frames with two spans and two bays andfour-story with the scale of 1:3 in laboratory condition.
基于上述背景,本文进行如下研究工作:1.在实验室条件下,以一个四层两跨两开间的1/3框架填充墙模型为对象,进行模态试验研究。
参考来源 - 框架填充墙结构的动力试验与研究·2,447,543篇论文数据,部分数据来源于NoteExpress
An engine casing modal experiment and modal parameters extraction have been introduced in the paper.
用模态实验的方法对某型飞机发动机机匣的模态参数进行了识别。
It is found that the ED method has certain rationality in the arch modal experiment, but its randomness is bigger.
结果表明,在拱结构模态试验中,ED法具有一定的合理性,但其随机性较大。
Using solid rocket as gas generator, the sea level static ejector modal experiment was conducted successfully, and relevant data was obtained.
以固体火箭发动机作为燃气发生器,成功的进行了静态海平面零马赫状态下引射模态实验,获得了相关实验数据。
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