运用ANSYS软件分析多自由度系统在简谐激励作用下的稳态受迫振动。
Under the simple harmonic vibration, the stable forced vibration of multiple-degree-of-freedom system is analysed by using ANSYS software.
本文给出了隔振系统为有阻尼多自由度系统时，各振动方向上隔振效率的计算公式。
This paper gives the calculating formulae of vibration-isolation efficiency of a multi-degree-of-freedom with damping in the vibration directions.
参数激励双摆属两自由度时变系统，是研究多自由度系统以及弹性体梁参激振动的基础。
Parametrically excited double pendulum belongs to 2 degree freedom time-varying system, it is a basis to study nonlinear dynamics of multi-degree freedom system and elastic beam.
基于多自由度系统振动解耦理论，对CD - ROM驱动器隔振系统进行了优化设计。
With the help of the vibration decoupling theory on multi-degrees-of-freedom system it optimizes the vibration isolation structure of CD-ROM drive.
对粘性比例阻尼与一般粘性阻尼两种情况分别进行了多自由度系统的实模态与复模态分析。
The real modal analysis and complex modal analysis are respectively applied to the multi-degree-of -freedom system according to the different damp.
本文提出了一种在非零均值非平稳高斯激励下获得非线性多自由度系统响应的等效线性化方法。
An equivalent linearization method for obtaining the response of nonlinear multi-degree-of-freedom dynamic systems to nonstationary gaussian excitation with nonzero mean is presented.
并针对一多自由度系统具体论述了固有频率、阻尼比和振型的识别方法，识别结果与理论结果吻合较好。
The natural frequency, damping ratio and mode shape of a multi-degree-of-freedom system are analyzed and the identified results are in good agreement with the theoretical values.
本文主要在齿轮传动系统的多自由度系统动力学及其主要传动件结构动力分析两个方面进行了论述和研究。
This dissertation primarily represents the study of in multi-degree-of-freedom system dynamics and structural dynamics analyses of an aeronautic gear transmission.
本文还提出了非线性多自由度系统在非平稳随机激励和确定性外力的共同作用下，响应分析的等价线性化方法。
An equivalent linearization method is proposed to the case of the nonlinear multi-degree-of-freedom systems with combined excitations of nonstationary processes and deterministic forces.
从刚度设计和反设计的概念出发，介绍了单自由度系统的动力反设计及多自由度系统的动力反设计计算方法，并由此提出钢筋混凝土框架结构的动力反设计公式。
Based upon rigidity design and inverse design in this paper the dynamic inverse design of single degree of freedom system and many degrees of freedom system are introduced.
第三章从一个四自由度弹簧振子的振动分析问题提出耦合单元的概念，建立了多转子系统振动分析的整体传递矩阵法；
In the third part, the concept of coupling element is derived from the vibration analysis of a four-degree spring-oscillator system, and a whole transfer matrix method is developed on the basis of it.
本文对于复杂的多自由度非线性振动系统提出了基于遗传算法的主动模糊控制方法。
In this paper, a fuzzy logic control based on genetic algorithms for complex nonlinear vibration systems of multiple degree of freedom is proposed.
对具有随机参数的多自由度体系，提出了求解其系统动力可靠度上、下限的一种计算方法。
The system dynamic reliability of multi-degree-of-freedom (MDOF) system with random parameters and its upper and lower bounds is discussed.
本文讨论多自由度线性系统在非结构扰动下鲁棒稳定的扰动界。
This paper presents the robust stability bounds on unstructured perturbations for multi-degree-of-freedom linear systems.
本文给出了数控机床进给传动系统的一种多自由度动力学建模方法。
In this paper a kind of multi-freedom dynamic modeling method of numerical control machine tool feeding transmission system is introduced.
对多自由度基础转动结构随机地震响应问题进行了系统研究。
In this paper, the random earthquake response of structure with rotary foundation and many degrees of freedom is studied systematically.
求解有阻尼多自由度结构系统的振动微分方程，实模态分析法是得到广泛应用的一种有效方法。
The dynamic response of the damping multi-DOF structural system is usually calculated by the real modal analysis method.
利用常微分方程组理论在较一般条件下求出了线性有阻尼多自由度振动系统对任意外激励的精确响应。
Exact response of damped linear vibrating systems to arbitrarily excitation is obtained according to theory of ordinary differential equations.
该方法适用于各种多自由度非线性振动系统，计算比较简单。
The method is applicable to various kinds of nonlinear vibration systems with many degrees of freedom, and is simple in calculation.
本文提出多自由度振动系统固有频率的一种近似解法。
A new approximate solution is given in this paper to estimate the fundamental frequency of vibration system with multiple freedom degree.
随着计算机技术的长足进步，以及多体系统动力学这一学科的成熟，汽车模型的自由度越来越多，仿真结果越来越精确。
With the great improvement of the computer technique and the maturation of the multi-body dynamics, the multi-DOF of the automobile model was presented and the simulation results were more accurate.
本文的主要工作是机械臂终端多自由度视频头调节机械手的运动学建模及其参数自适应模糊PID控制系统的设计。
The kinematics modeling and parameters adapt fuzzy-PID control system design of the video regulator manipulator on the terminal of the arm is the focus of this text.
键图是振动系统建模的有效方法，它易于描述一维的单自由度和多自由度振动。
Bond graph is an effective method to represent one-dimensional single or multiple degrees of freedom (DOF) vibration system.
本文介绍了由计算机对步进电机控制从而实现多自由度运动的系统的设计。
A design of many-degree-of-Freedom stepping motor motion system, controlled by computer is introduced in this paper.
低噪旋振制样粉碎机是个多自由度非线性系统，文中通过对其工作机理的研究提出了合理选择参数的方法。
The spin-vibrating pulverizer is a kind of multi-freedom degree non-linear system. The methods of determining best parameters are given by the research of the working principles of the machine.
提出了多自由度（MDOF）密集模态系统阻尼比辨识的一种方法。
A method of damping identification of closely-space MDOF system is presented.
本方法可为其他类型的多自由度运动系统的误差建模及误差补偿提供理论参考。
This method can offer academic reference for error model and error compensation of other multi-degree motion sy.
牵引车传动系为小阻尼多自由度非线性系统。
Towing tractor drivelines are lightly damped non_linear systems.
牵引车传动系为小阻尼多自由度非线性系统。
Towing tractor drivelines are lightly damped non_linear systems.
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