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- In this paper a SRV white-body test modal analysis was completed. 试验模态分析技术是获得结构动态特性的一种重要方法。
- The test modal analysis is an effective means to identify the intrinsic attribute of a mechanical structure. 试验模态分析是识别机械结构系统固有特性的一种常用、有效的现代技术。
- In this paper a SRV white-body test modal analysis was completed.According to the test result adjusting the local structure of the white-body,the inner noise and the NVH quality were improved. 将试验模态技术应用到某SRV白车身的结构动态分析中,并通过对白车身模态和车内噪声优势频率的关联分析,确定该白车身模态分布对车内噪声峰值的影响,从而通过改变白车身的某些局部结构,降低车内噪声峰值,提高整车NVH水平。
- A test modal analysis of brake cylinder in automobile 汽车复合材料制动缸体的试验模态分析
- Keywords vibration and wave;auto NVH;test modal analysis;white-body;modal; 振动与波;汽车NVH;试验模态分析;白车身;模态振型;
- Keywords traction elevator;vertical vibration;lateral vibration;parameter optimization;dynamic byte coding method;test modal analysis;parameter fitting; 曳引电梯;垂直振动;水平振动;参数优化;灵敏度分析;字节型动态编码;试验模态分析;参数拟合;
- test modal analysis 试验模态分析
- Correlation between the finite element and testing modal analysis of solid rocket motor 空载固体发动机计算与试验模态相关性分析
- The finite element modal analysis of fan axis is discussed. 对某鼓风机轴有限元模型进行了模态分析。
- Modal analysis for horizontal shafting of a large-aperture telescope[J]. 引用该论文 张林波;任戈;陈洪斌.
- testing modal analysis 试验模态分析
- This paper uses experimental modal analysis method to test the intrinsic characteristic of a new designed united real axle final drive and gain its natural frequencies,mode shapes . 应用试验模态分析方法对某新开发的农用运输车联体后桥进行了模态试验，得到其固有频率、模态振型等模态参数。
- Testing Modality Analysis for Jib and Counter Balance Boom of Tower Crane 塔式起重机起重臂、平衡臂系统试验模态分析
- Latest advance for several kinds of modal analysis methods for dielectric waveguide is reviewed. 综述介质光波导中模式分析方法的最新进展。
- The principles to construct finite element model for modal analysis of the cylinder block have been obtained. 通过研究，得出了建立内燃机机体的有限元模型的一些原则。
- Based on the ANSYS software platforms, the structural vibration and noise of the special vehicle cab structures have been systematically simulated and studied with test modal technology, the finite element and the boundary element methods in this paper. 本文通过ANSYS软件平台，建立了某特种车辆驾驶室结构的三维有限元模型和驾驶室内部振动噪声耦合声场模型，综合运用试验模态技术、有限元法和边界元法，对其内部噪声进行了较为系统的分析研究。
- This paper analyzes the dynamic characteristic of complex plywood by the theory modal analysis technology. 摘要以悬臂复合层板为研究对象，利用理论模态分析技术，研究了复合层板的动态特性。
- The inherency frequency and vibratory-type are calculated based on the modal analysis of the whole airframe. 对机身整体框架进行模态分析,求解固有频率和振型。
- This research focuses on comparing all the modal analysis results with different meshing densities. 重点比较了在不同网格划分精度下，有限元模态分析的结果。
- Some applications on FEM in the micro loudspeaker modal analysis and the acoustic response simulation are introduced. 介绍了有限元法在微型扬声器振膜模态分析以及声响应分析中的一些应用。
