Then dynamic response of the enclosure structure is studied with the function of ANSYS for modal analysis, random vibration (PSD) analysis and transient analysis.
利用有限元对机柜分别进行了模态分析、随机振动分析和瞬态动力响应行为的分析和研究。
While these phases can be, in the simplest cases, very abbreviated, experimental modal analysis depends upon the understanding of the basis for each phase.
在最简单的情况下，这些阶段可以非常简短，但试验模态分析基于对每个阶段基础内容的理解。
So I hope this clears some things up for you. If you have any other questions about modal analysis, just ask me.
因此我希望这个讨论为你澄清了某些东西。如果你有关于模态分析的任何其他问题，尽管问我好了。
Finally, Based the analysis of theory modal, a modal testing program has been designed according to the existing test equipments, which prepares for the next testing of the vibration and noise.
在理论模态分析的基础上，根据现有的试验设备设计了合理的试验方案，为下步的振动与噪声的试验做了必要的理论准备。
In this paper, a structural-acoustic model of a model tractor cab for finite element analysis was established, and the acoustic modal and the coupled structural-acoustic modal were analyzed.
该文以一拖拉机驾驶室模型为研究对象，建立了其声振耦合的有限元分析模型，计算了该驾驶室模型的声学模态和声振耦合模态。
As in most experimental situations, the success of the experimental modal analysis process depends upon having very specific goals for the test situation.
大多数试验情况下，成功进行模态试验依赖于对试验情况有非常明确的目标。
The theoretical analysis and the application of software are more important for the use of modal analysis in engineering.
该理论分析及应用过程对促进模态分析法的工程应用具有重要意义。
A modal value analysis method is presented to obtain a reduced-order dynamic model with modal coordinates for structures with small damping or without damping.
针对小阻尼和无阻尼结构，提出了一种模态价值分析方法，用于在模态坐标下的动力学模型降阶问题。
The theory of cushion packaging design considering the cushion effect of outer box was studied with modal analysis and the theoretic basis was provided for cushion packaging design.
采用模态分析法研究了在缓冲设计中考虑外包装箱的缓冲作用，为合理设计缓冲结构提供理论依据。
A modal analysis using the finite element method is carried out for a crankshaft workpiece system. Six lowest order modal 'parameters have been obtained.
本文用有限元方法对曲轴工件系统进行了模态分析，求出了前六阶模态参数。
And import the model into the finite element analysis software of ANSYS for modal calculation and analysis.
进而将齿轮的参数化模型导入通用有限元分析软件ANSYS，对其模态进行计算分析。
At last, the paper introduces the experimental modal analysis for truck SC-110's cab and structural using the microcomputer system.
最后介绍了应用该系统对SC- 110汽车驾驶室和车架总成的实验模态分析。
In chapter 4, in order to ascertain its inherent eigenvalue and corresponding main vibration, modal analysis is first implemented for the jib structure of deck crane.
在第4章中先对甲板吊臂架结构进行模态分析，确定结构的固有频率和相应的主振型。
Secondly, the modal analysis for steel gate is carried out.
其次，对钢闸板进行了模态分析。
Finite element analysis for constraint model was conducted on the gear box casing of 7ypj agricultural tricar using modal analytic theory according to its structural characteristics.
针对7ypj型农用三轮汽车齿轮箱体的结构特点，应用模态分析理论对其进行了约束模态的有限元分析。
In this paper, an efficient method for bridge damage detection is developed based on experiment modal analysis.
实验模态分析技术应用于桥梁损伤检测是有效可行的方法。
The modal experiment analysis on vibration mechanism will be completed by INV306 intellectualized signal collection and process analysis system for validating the finite element analysis model.
利用INV306型智能信号采集和处理分析系统对振动机构进行模态验证试验分析，以确定仿真模型和分析数据的正确性。
Based on the modal analysis of piezoelectric laminated plates, a FEM based inverse algorithm is presented for the time history of impact loads by piezoelectric modal response.
基于对智能层合板结构的模态分析，提出由结构的压电模态响应反演瞬态荷载时间历程的有限元方法。
In this paper, af ree-interface modal synthesis method for the dynamic analysis of tractor-mounted implement system is described.
本文叙述了适用于拖拉机悬挂农机具系统动力分析的模态综合子结构方法的基本原理。
Based on modal analysis of piezoelectric smart laminated plates a finite element inverse algorithm for identifying the time history of impact loads from piezoelectric modal responses is presented.
基于对智能层合板结构的模态分析，提出由结构的压电模态响应反演瞬态荷载时间历程的有限元方法。
Two modal identification methods undergoing ambient excitation are investigated for the object of large structures based on modern experimental modal analysis theory and ambient vibration technology.
本文以大型工程结构为研究对象，以近代实验模态分析理论及环境振动识别技术为基础，着重研究了两类基于环境振动的模态参数识别方法。
Based on the theory of modal superposition and power series expansion, a modal superposition method for the sensitivity analysis of FRF is proposed in this paper.
基于模态展开和幂级数展开原理，提出了一种频响函数灵敏度分析的模态展开法。
Furthermore, we also provide a method for critical nodes selection based on modal analysis, which aims at reducing the huge dimension of injection space.
基于模态分析，提出了选择系统关键节点的方法，以实现注入空间的有效降维。
A modal analysis system for light truck exhaust gas pollutant has been developed.
研制了一种轻型汽车排气污染物模态分析系统。
Modal analysis is a very effective method for the study of vibration characteristic of impeller blade.
对叶轮叶片振动特性进行研究，模态分析是一种十分有效的方法。
Then, a finite element model of the cabinet was established for calculating modal analysis.
然后建立了箱体的有限元模型，对其进行了计算模态分析。
A entity model for the cylinder block of YC6108 diesel engine has been constructed and the modal analysis been implemented.
建立了YC 6108柴油机气缸体的实体模型，并进行了有限元模态分析。
A complete set of calculating methods for complex modal analysis of nonlinear random response of structures with multi-degrees of freedom and base isolation are proposed.
从而建立了多自由度隔震结构非线性随机响应复模态分析的一整套计算方法。
Furthermore, a new method combining computational mechanics, neural network and experimental modal analysis was demonstrated for composite health monitoring.
进而提出了一种将计算力学、神经网络和实验模态分析相结合的复合材料结构脱层损伤检测的新方法。
Furthermore, a new method combining computational mechanics, neural network and experimental modal analysis was demonstrated for composite health monitoring.
进而提出了一种将计算力学、神经网络和实验模态分析相结合的复合材料结构脱层损伤检测的新方法。
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