激励条件

非持续激励条件下系统辨识递推最小二乘最小范数算法

Recursive least-squares and minimum-norm algorithm for system identification without persistent excitation condition

衰减激励条件下随机系统最小二乘的收敛性最大可乘族

Convergence of Least Squares Identification Under Attenuating Excitation Condition for Stochastic Sytems The maximum multiplied family

根据相关或互不相关激励条件下非保守耦合系统的统计能量分析原理，建立了两个相似的SEA系统之间的能量关系，提出了由已知系统预估未知相似系统的SEA方法。

Based on the principle of statistical energy analysis for non-conservatively coupled dynamical systems under non-correlative or correlative excitations , energy relationship between two similar SEA systems is established in the paper .

对连续输出20W的密封型CO2激光器超脉冲运转特性进行了数值模拟和实验研究，确定了最佳激励条件，获得了峰值功率200W的超脉冲输出。

Numerical simulation and experimental study on super pulse of sealed CO2 laser are described . Optimal discharge condition is determined and super pulse with 200W peak power output his been obtained .

利用高斯光束理论模拟了多个模式在VCSEL出射端的衍射现象。其次，多模光纤作为短距离通信的首选媒介，它对于不同的激励条件会激发出不同模式。

The diffraction of output signal can be modeled in Gaussian beam theory . Secondly , as the first medium in short range communication , the Multimode Fiber may generate different mode with different excitation .

通过对由Ar，Kr，F＿2组成的KrF准分子激光介质在电子束激励条件下激发态的形成及驰豫等动力学过程进行研究，计算得到各种激发态的泵浦及其荧光光谱。

Based on the study of the dynamic process of excited states and relax-ation of KrF molecular laser medium composed of Ar , Kr and F_2 , under the condition of excited with electronic beam , the pumping rates and the fluorescent spectrums have been obtained .

根据Winchester型硬盘驱动器在冲击载荷作用下头盘碰撞的动力学方程，利用数值模拟方法分析了在正弦半波激励条件下头盘系统的动力学响应过程。

The dynamical response of head disk system to a half sine pulse excitation is analyzed by means of numerical method according to the dynamical equations of head disk collision under the shock excitation for the Winchester type hard disk drive .

利用有限元软件ANSYS的EMAG模块，对本文提出并实现的两种不同阻尼间隙的磁流变阀的磁路进行了仿真，比较了两种磁流变阀磁力线的分布以及不同激励条件下磁场强度的大小。

The magnetic circuits of the proposed and developed MR valves with two different kinds of damping gaps are simulated using ANSYS / EMAG and the distribution of the magnetic flux and the relationship of the magnetic flux density with the driving current of both MR valves are compared .

第七章，实验得到了不同激励条件、光栅紫外曝光深度、光栅长度的MM-FBG的反射谱，结合仿真结果对实验结果进行了分析。

In the seventh chapter , the experimental results of reflection spectrum of MM-FBG with different offsets , index change and grating length are investigated . Combined with the results from simulation , the experimental results are analyzed .

复杂激励条件下产品易损性评价方法的探讨

Methods to Determine the Fragility of Packaging Products under Complex Excitation

一致激励条件下非线性工程场地地震动相干函数分析

Numerical Simulation of Coherency Function of Nonlinear Ground Motion under Consistent Excitations

在随机激励条件下箭载无线电设备减振系统的设计、计算

Design and calculation of vibroshock system of VEHICLE-BOARD radio equipment for random excitation

上市公司股权激励条件下的信息操纵机理研究

Research on Information Manipulation Mechanism in the Equity Incentive Process of Listed Company

1为提高小火箭激励条件下试飞试验数据的信噪比，提出了一种用于颤振飞行试验数据处理的小波去噪方法。

A new wavelet denoising method is introduced for flight flutter test excited by rocket impulse .

上述研究获得的结论对于复杂结构在复杂激励条件下的振动控制具有重要的指导意义。

The significance for the vibration control of complex structures under complicated excitations is offered in this thesis .

在进、出流体的周期性激励条件下，讨论了动力油箱内液动压力的周期性。

The periodic change of the hydraulic pressure in a oil tank under periodic flow drive is discussed .

文中研究了参数估计和输出误差的收敛性并给出了初步的持续激励条件。

Convergence of both parameter estimated values and output error are studied and preliminary persistent exdting conditions are given .

该战略应以基于计划结果的丰富知识和专业医务人员的利益和激励条件的证据为基础。

This should be grounded in robust knowledge based on programme outcomes and evidence of the interests and motivations of health professionals .

研究了该辨识方案的有关性能，给出了模型参数的估计值收敛到其真实值所需的持续激励条件。

The persistent excitation conditions are established , under which the parameters of the fuzzy system model converge to their true values .

证明了在期望轨迹满足持续激励条件时，辩识参数将收敛到真值。

In addition , the parameter estimates will also converge to the true values if the so called persistent excitation condition is met .

通过仿真和试验结果证明，在不同形式激励条件下，具有误差通道在线辨识功能的振动主动控制系统均取得了比较满意的控制效果，系统有很强的鲁棒性。

The simulative and experimental results demonstrated that good control results are achieved for different exciting conditions and the control system is robust .

仿真结果表明，该激励条件下，利用小波-支持向量机能够较好地对模拟电路进行故障诊断。

The results of simulation showed that this signal can excite CUT efficiently , and accuracy of classification of wavelet SVM was good .

研究了系统在随机路面激励条件下车身加速度、悬架动行程和轮胎动位移等性能指标的控制效果。

The control effects of performance indicators covering body acceleration , suspension dynamic displacement and tire dynamic deflection under random road excitation are studied .

预测了给定激励条件下轿车室内的噪声水平，并给出主要的能量传递路径。

The interior noise of the car is calculated under the certain power , and the main path of the energy flow is obtained .

测量了多种结构的硅梁及氮化硅梁谐振频率与激励条件，外加压力以及环境温度等的关系。

The relationships of the resonant frequencies with excitation conditions , applied pressures and environmental temperatures for several structures are measured by these systems .

利用对二阶非线性移动平均模型的辨识验证了持续激励条件的有效性，并给出了均方误差。

The validity of the persistent excitation conditions is identified by the second-order nonlinear moving average system . Then the mean square error is given .

实验结果表明，在不同组合和激励条件下，圆弧阵具有声波测井的单极子、偶极子和四极子声源的辐射特征。

The results show that the annular array in different combination and excitation condition has radiation characteristics of monopole , dipole and quadrupole of acoustic logging .

为进一步借助环境激励条件识别结构损伤，导出了求解未损伤结构与损伤结构随机弹性模量的方程。

In order to identify structural damages based on environment excitation , equations solving stochastic modulus of the undamaged and the damaged structure are obtained respectively .

对水力它激的作用方式、扰动波特性、激励条件和共振腔内流体流动特性理论模型进行了较全面的理论分析。

The paper analyses the action method , disturbance wave property and excitation condition of hydraulic independent excitation and theoretical model of fluid flow property in resonance cavity .

进而给出了未知激励条件下基于各测点加速度响应互功率谱的频域多参考点模态识别法，同文献[1]相比，该法适用于更广范围的激励条件。

A frequency domain multi-reference modal identification method based on the cross power spectra of the acceleration response under the unknown excitation conditions is given in this paper .