From the derivation, it is seen that the modal method can also be used to solve this kind of impact problem.
从公式推导可以看出，模态分析法同样可以用来解决此类冲击问题。
It is analyse and calculation about the dynamic characteristic of motorcycle frame by FEM model, carry on validation through experimental modal method, Get back frame modal parameter and shake type.
利用有限元方法对摩托车车架动态特性进行了分析计算，并通过实验模态方法进行了相应的实验验证，获得了车架模态参数和振型。
Because the method utilizes modal transform, the problem of fault inception Angle can be avoided, which occurs in almost all conventional methods.
这种方法由于采用了模式变换，避免了传统行波方法中存在的受故障起始角的影响的问题。
The present paper offers a method of balancing dynamically the flexible rotors with the technique of modal parameter identification.
本文提出利用模态参数识别技术进行挠性转子动平衡的方法。
The Fourier transform method has been used to analyze the influence of modal amplitude and phase fluctuations in a mode-locked laser on performance of its output pulse.
用傅里叶变换的方法分析了锁模激光器中模式间的相位和振幅涨落对锁模脉冲列特性的影响。
A modal damping optimization method for general damped structures is developed in this paper.
研究了一般阻尼结构的模态阻尼优化设计方法。
Modal analysis provides an effective method.
模态分析法提供了一种有效的方法。
In this thesis, the dynamic load identification of guyed mast method in time domain based on modal analysis is analyzed.
要解决这个问题，必须建立作用在桅杆结构上的动力风荷载的识别方法。
An improved crack inspection method based on modal parameters was presented for identifying a crack in a jacket platform.
将基于模态参数的损伤检测方法应用于海洋平台，并进行改进。
This method directly deals with measurable signal of the system, mathematical modal and relevant transcendental knowledge isn't needed, so it is more practical than other methods.
这种方法可直接处理系统的可测输出信号，不需要对象的数学模型和相关先验知识，具有较高的实用性。
Modal analysis is a significant method in structure dynamic design and equipment fault diagnosis.
模态分析是结构动态设计及设备故障诊断的重要方法。
Modal analysis method is used to discuss the location and identification of the damages to reinforced concrete structure due to corrosion and cracking.
应用振动测试的模态分析方法，对钢筋混凝土结构锈裂损伤定位与识别进行了探讨。
The complex modal analysis method is generalized to the cases in which stiffness matrix may be singular and mass matrix, damping matrix and stiffness may be nonsymmetric.
把复模态分析法推广到刚度矩阵可以奇导且质量矩阵、阻尼矩阵和刚度矩阵均不必为对称的情形。
The active vibration control of the beam structure, which is used in the isolation of the ships auxiliary machines, is studied by using modal analysis method and adaptive algorithm in this paper.
以船舶辅机的梁式隔振结构为对象，运用模态分析方法和自适应算法，推导并分析了梁式结构振动主动控制的基本原理和方法。
With common modal test method of structure, a modal test is carried out in some locomotive car body steel structure.
文章主要介绍了一种比较常用的模态试验方法和某型电力机车车体钢结构模态试验。
In this paper, the vibration characteristics of frame foundation for steam turbine generator set is performed by model modal test method.
采用模型模态试验方法对汽轮发电机组框架式基础的振动特性进行了研究。
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。
In this paper, the vibration characteristics of frame foundation for steam turbine-generator set are performed by model modal test method.
采用模型模态试验方法对汽轮发电机组框架式基础的振动特性进行了研究。
A local exciting method was used to obtain the high-order modes information on a reinforced concrete frame model by the experimental modal analysis method.
采用局部激振方法对一个钢筋混凝土框架结构模型施加激励，通过实验模态分析获取高阶局部模态信息。
In the foundation of the biomimetic wing's model, the modal optimization method was studied, considering different parameters such as aspect ratio and key node coordinates of wing's nervure.
在此基础上，以翅翼的展弦比和翅脉关键点的坐标为主要参数，使用有限元优化方法，对仿生翅翼的模态优化进行了初步探讨。
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。
Then vertical contact dynamics of tire is analyzed with contact patch considered, and that of the system composed of wheel, suspension and car body are analyzed by using modal synthesis method.
然后计算了考虑接地印迹长度的垂直接地动特性，并采用模态综合方法分析了车轮、悬架与车身组合系统的特性。
The characteristics of the eigen value problem of general viscoelastic structure are analyzed and its modal analysis method is put forward in this paper.
分析了一般粘弹结构特征值问题的特点，建立了一般粘弹结构的模态分析方法。
Through model's modal test, the method of modal test for continuous arched bridge is proved reliable and can obtain satisfied results.
通过对模型的模态试验，证明对连拱结构，模态试验的方法是可靠的，能够取得较好的效果；
The viscoelastic damping control of steady-state harmonic response of stiffened plate is studied by using modal superposition method.
应用模态叠加法研究了用粘弹性阻尼控制加筋板的稳态简谐响应。
Finally, in dynamic research, the impulsive loads of the frame are studied and dynamic response of the typical process is calculated and analyzed with modal superposition method.
最后进行了动态分析，对冲击载荷进行了研究，采用模态叠加法对典型工艺的动态响应进行计算。
A modal control method and controller design scheme for intelligent mechanically electrically acoustically coupled noise control system is proposed.
提出了机、电、声三相耦合的噪声智能控制系统的模态控制方法，给出了模态控制器的设计方案。
An accurate modal superposition method for calculating frequency response function of viscoelastically damped structures is put forward.
本文建立了粘弹阻尼结构频响函数计算的高精度模态展开法。
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。
Operational modal analysis method of bridge was built based on frequency domain and spatial domain decomposition.
利用频域-空间域分解法，建立桥梁运行模态识别方法。
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