The non-linear vibration of rotors supported by the rolling ball bearing was studied.
研究结果表明:滚动轴承的非线性轴承力会诱发变刚度振动。
Due to the large span, small elasticity and feebleness damp in aerospace, the solar panel easily generates non-linear vibration with low frequency.
由于太阳能电池翼的大跨度,低刚度特点,加之太空中阻尼较弱,使得电池翼极易产生低频非线性的持续振动。
It is a practical and effective method to study about the static state and transient response to non-linear vibration system on the basis of experiments.
从试验角度研究非线性振动系统的稳态与瞬态响应是一种切实可行的方法。
By using the method of establishing model through vibration test, this paper discusses the rotatory shell's dry-humid mode parameters and its non-linear vibration properties.
本文用振动试验建模的方法来探索旋转壳体的干、湿模态参数及其非线性振动特性。
This paper deals with the free torsional vibration characteristics of non-linear elastic shaft with multi-degree of freedom.
就一个三质量的具有非线性弹性轴系统的自由扭转振动特性进行了探讨。
And the method can also solve response of non linear and linear torsional vibration of a diesel shafting.
用该方法能够求解柴油机轴系非线性以及线性扭转振动响应。
In order to study chaos movement, Accurate solution of non-linear free vibration differential equation is by solving a kind of free vibration equation of non-linear dynamics system.
为了研究混沌运动,对一类非线性动力系统的自由振动方程进行了求解,继之给出了单层扁锥面网壳非线性自由振动微分方程的准确解。
Using the stochastic vibration theory of continuous linear system, this paper studies the dynamic response problem of non-homogeneous soil foundation.
利用连续线性系统的随机振动理论,研究非均匀地基土层地震的动力反应问题。
A computational analysis of the non linear vibration and thermal buckling of a uniformly heated polar orthotropic annular plate is presented.
采用数值计算方法分析了具有中心刚性质量的极正交各向异性环形薄板在均匀升温下的大振幅振动和热过屈曲。
The results show that the fatigue crack not only decreases the natural frequency, but also causes non linear vibration.
计算结果表明,疲劳裂纹不仅使悬臂梁的固有频率下降,而且引起非线性强迫振动响应。
The effect to the vibration of components of intermittent transmission chain is non-linear, which is caused by the stiffness change of drive sprocket's torsion and driven sprocket's crankle.
分析了从动链轮支撑轴刚度变化对系统动力特性的影响规律,探讨了通过从动链轮支撑轴刚度变化实现抑制步进传动链系统振动的方法。
The bending vibration deformation of cucumber appears obvious non-linear characteristics.
黄瓜的弯曲变形表现出明显的非线性特性。
According to the characteristic and demand of the bridge vibration measurement, the linear CCD detect technology is chosen t to realize the non-contact and mobile automatic measurement.
根据桥梁挠度检测的工作特点及要求,采用线阵CCD实现对桥梁振动挠度的远距离、非接触性、动态自动化检测。
The exact solutions of a set of non-linear differential equations with limiting conditions describing the anharmonic vibration of a one-dimensional lattice have been obtained.
本文列出了一维点阵非谐振动的非线性微分方程组,并求出了这组方程在相应边值条件下的解析解。
In this paper, the chaotic motions of non linear vibration systems are studied.
分析了一类非线性振动系统的混沌运动。
To study this mechanism, we used the exponential autoregression model which is originated from non-linear auto-vibration.
为了探索这种活动机制,本文用基于非线性自激振动的指数自回归模型来研究这些特征。
This paper presents a new mathematical model for calculating the coupled torsional-axial vibration with non-linear stiffness for a lumped spring-mass shaft system of internal combustion engine.
本文提出了一种具有非线性刚度的弹簧一质量模型,用于计算内燃机轴系的扭转—纵向耦合振动。
This paper is concentrated on the space geometric non-linear static analysis and vibration analysis of the long span plate-truss composite cable-stayed bridges.
本文是针对大跨径板桁结合斜拉桥的空间几何非线性静力分析及结构的动力分析两个方面而展开研究工作的。
The application of the Extended Kalman Filter (EKF) to identify INS platform drift error coefficients under the condition of ideal and non-ideal linear vibration is presented in this paper.
设计了多位置测漂方案,对理想、非理想线振动条件下的参数辨识问题进行了仿真。
It is found that the system is subjected to the low-frequency excitation and occurs random vibration in the non-linear complex-mode form.
揭示了系统所受的是低频激励,以非线性复模态的形式作随机振动。
Because its physical meaning is clear and its calculation is simple the method is an effective way for dealing with random vibration of non-linear multi-degree of freedom systems.
此方法物理意义明确,计算量小,是处理这类非线性系统随机振动行之有效的方法。
The device of measuring the vibration of roadbed and rail is necessary when we build rail. The linear Array CCD can be used to automatic non-contact measurement of railway track vibration.
测量路基与铁轨的振动是铁道建设必不可少的仪器,采用线阵CCD测量系统能够实现对路基与铁轨的振动进行非接触同步测量。
It is very important for the signal pretreatment of hydraulic power vibration monitor because the situation of vibration is complicated, and the signal appears non-linear and non-stable character.
水力机组振动复杂,信号呈现出非线性、非平稳性。因此,振动信号的预处理在水力机组振动监测中非常重要。
It is very important for the signal pretreatment of hydraulic power vibration monitor because the situation of vibration is complicated, and the signal appears non-linear and non-stable character.
水力机组振动复杂,信号呈现出非线性、非平稳性。因此,振动信号的预处理在水力机组振动监测中非常重要。
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