外激励

随机外激励下齿轮非线性系统的全局分析

Global Analysis for the Nonlinear Gear System with Stochastic External Excitation

索受外激励作用下索拱结构非线性动力学分析

Nonlinear dynamics of cable-stayed arch under cables subjected to external excitation

研究了含有参数不确定性的线性振动系统的鲁棒H∞控制，折衷考虑振动系统的外激励干扰衰减和振动系统参数摄动的鲁棒性问题。

This paper investigates robust H ∞ control for a linear vibration system with uncertain parameters . The disturbance attenuation and robustness to parameter variations is considered with trade offs .

外激励光源部分通过考虑色温和波长两个方面，很好地找到了需要的光源；热像仪采用中低端国产焦平面红外热像仪；计算机图像处理及数据处理软件采用高级语言Visualc++6.0来实现。

The light source is well found by considering color temperature and wavelength ; to use middle-end or low-end domestic FPA infrared thermography ; computer image processing and data processing software is coded with high-level language Visual C + + 6.0 .

采用Galerkin法对偏微分方程进行离散，得到包含外激励和参数激励的二自由度控制方程。

The Galerkin approach is employed to deduce a two-degree-of-freedom nonlinear system under the combination of the parametric and external excitations from the governing partial differential equations .

在随机振动分析中，这些外激励可当作Gauss过程或滤波Gauss过程，但由于结构的非线性，结构的反应一般并不完全属于Gauss过程。

These exterior excitations can be treated as Gauss procedure or filtering Gauss procedure . But because of the nonlinearity , the response of structure is not absolute Gauss procedure .

外激励模型是考虑了汽轮机DEH系统、热力系统以及单机对无穷大电网的机电耦合数学模型。

The combined math model of a digital electro hydro control system , thermal cycle system and a infinite electric network is considered .

其次通过把系统外激励函数当作控制变量，利用Banach空间几何性质证明了此系统存在唯一最优控制元。

Secondly , by regarding the function of the system ′ s exterior load as the control variable , the existence of unique optimal control element was proved by utilizing the geometric property of Banach space .

运用Hilbert变换可以判断结构的非线性状态，所提的结构相对非线性均方误差值指标可以近似地表明结构进入非线性时所遭受的外激励强度，并能较好地反映结构的损伤程度；

Hilbert transform can detect the nonlinearity of structures , and the presented index for structural relative nonlinearity can approximately indicate the excitation level when structures occur certain nonlinearity , and reflect the damage of structures .

论文从对国内外激励理论相关研究进行了理论综述，对研发人员的工作特征和心理特征进行了说明，并介绍了P-CMM理论以及对引入它的意义。

This paper not only summarizes motivation theories and relevant theories domestic and overseas , explains the working and psychological characteristic of the research personnel , but also introduces P-CMM theory and the significance of leading it in .

竖直方向的受周期性外激励的充液容器的自由表面波问题&Faraday波问题是流体力学三大不稳定性难题之一（另外两个不稳定性问题是Rayleigh-Benard对流和Taylor-Couette流）。

The surface waves of a liquid in a rigid fluid-filled container is excited by vertical sinusoidal oscillation . Faraday instability is one of the three classical hydrodynamic instability problems in fluid mechanics , with the two others being Rayleigh-Benard convection and Taylor-Couette flow .

外激励下压电球壳的球对称稳态响应分析

Spherical-Symmetric Steady-State Response of Piezoelectric Spherical Shell Under External Excitation

随机外激励作用下非线性系统响应演变概率密度

Response probability density function of nonlinear system with random excitations

外激励型混沌振子微弱信号检测方法研究

Study on Weak Signal Detection Method Based on External Excitation Chaotic Oscillator

斜拉索拱考虑拱受外激励作用下1∶1内共振分析

On the One-to-one Internal Resonance of Cable-stayed Arch under External Excitation on Arch

但某些内共振的发生取决于外激励幅值的大小。

However some of the internal resonances are decided by the excitation amplitude .

受外激励二阶参变系统的周期解及其稳定性

The Periodic Solutions and Its Stability of the 2nd Order Parametric Systems under External Excitation

显然，这种晃动力对由外激励诱发的结构振动起抑制或消减作用。

Certainly , the sloshing force will suppress or diminish the structural vibration induced by the external excitations .

通过算例，分别绘出了主动控制系数、主动控制力、结构物振幅与外激励频率之间的关系曲线。

The curves of active control force and structure amplitude against incentive frequency are plotted respectively by examples .

通过文献研究，综述了国内外激励理论的研究成果。

Through philological research , it gives a summary to the motivation mechanism research both domestic and abroad .

系泊运动的数学模型是一个具有指数回复力特性的非线性强迫振子，以波浪作用力为外激励。

The mathematic model was a nonlinear oscillator driven by wave exciting force while the restoring force was exponential .

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 .

周期外激励控制采用微小周期控制项，但难以有好的控制效果。

The small control is adopted in the periodic external excitation control . It is difficult to get good effect .

导弹所受到的外激励包括地面风、飞行阵风、发动机推力和飞行阻力等。

The loads on missile include ground-winds , gust of wind , engine thrust , air resistance and so on .

受外激励的充液刚性容器中流体的波动问题有实际的工程应用背景。

The free surface responses of a fluid in a rigid fluid-filled container due to external excitation have many engineering applications .

研究表明这种传感器策略与辐射体表面上的外激励力性质（如激励力类型、频率以及位置等）无关。

It is shown that this sensor strategy is independent of the type , magnitude and position of the external excitation .

重复控制方法在反馈系统中对于周期性外激励信号的跟踪／抑制具有很高的控制性能。

Repetitive control method is well known for its high performances in feedback systems that are subject to periodic exogenous inputs .

基于固有频率和模态函数，可以得到黏弹性梁对于任意初始条件和外激励的响应。

The response of the beam to arbitrary initial excitation and external excitation is derived form the natural frequencies and modal functions .

研究了两自由度包装振动系统在受高斯白噪声外激励下的可靠性。

The reliability of a packaging oscillatory system with two degree-of-freedom was investigated when the system was excited by Gaussian white noises .

通过湿模态分析方法，给出了微球壳的散射率与外激励频率之间的关系曲线。

By wet mode analysis , the dependence of the reflectivity of the shell on the forcing frequency were derived and computed .