在不同地震波作用下,坡面加速度响应具有明显的差异。
The acceleration responses have obvious difference under different input seismic waves.
的地震响应表明较硬的土壤是,较大的放大系数的加速度响应。
The seismic response indicates that the harder the soil is, the larger the magnification coefficient of the acceleration response is.
详细推导了多自由度结构多测点加速度响应的互功率谱模态矩阵展开式。
The modal matrix expansion of the cross power spectra of the multi-measurement acceleration response in the multi-DOF structure is derived in detail.
通过测量车辆的振动加速度响应信号获取路面谱的方法具有很好的实用性。
The method of getting road response spectrum by measuring vehicle vibration acceleration response signals is practicable.
最后利用基于加速度响应的ITD法识别结构的模态参数:频率和振型等。
At last, ITD method based on free acceleration response is used to identify mode parameters, frequencies and modal.
计算表明,电视塔上塔楼的加速度响应大大超出了容许的最大加速度限值。
It is found that the acceleration response of the upper turret of the tower is much larger than the allowable acceleration of human comfort.
给出了最大动压、一二级分离前和分离后三种工况下卫星结构的加速度响应历程。
The acceleration time response graphs at desired positions were presented under three load conditions: the maximum dynamic pressure, before separation, after separation.
最后以弹底压力为弹引系统振动模型的输入,求解引信内传爆管装置处的加速度响应。
The acceleration response at the location of the booster device of the system under the projectile base pressure is finally calculated using the modified system vibration model.
最后以弹底压力为弹引系统振动模型的输入,求解出系统引信内传爆管装置处的加速度响应。
The acceleration response in the place of booster device of projectile-fuze system under the projectile base pressure was calculated using the modified system Vibration model.
由频响求解器直接得出电阻基体中点的加速度响应曲线,其仿真精度通过振动试验给予了验证。
The acceleration response curve of resistor body midpoint can be computed by direct frequency response solution, simulation precision is testified by vibration test.
并用MATLAB软件对振动模型的位移和加速度响应进行幅值解算,为压实度检测提供了理论依据。
With MATLAB software, the amplitude of vibration displacement and acceleration response can be figured out, this provides theoretical basis for compaction degree detection.
综合考虑加速度响应峰值、行程和缓冲力梯度的影响,在极限水平冲击工况下设计了新的五级分布缓冲力。
Considering the influences of acceleration, buffer journey and gradient, five-level buffer force is redesigned under utmost horizontal shock landing condition.
得出排土场边坡在地震作用下不同位置质点的位移和加速度响应特征,对边坡工程的动力分析具有参考意义。
As a result, the characteristic of displacement and acceleration response of different points in the dump slide are defined, which can be reference to the slope engineering dynamic analysis.
仿真结果揭示了曳引机微转失衡与轿厢垂直振动的因果关系,以及轿厢水平振动的加速度响应值与电梯运行速度成正比的规律。
The simulation results show that the unbalanced motor results to the vertical vibration and that the peak value of the horizontal acceleration is proportional to the traveling speed.
对一个单自由度结构有CTLD控制和无ctld控制时的加速度响应进行了精确数值求解,结果验证了CTLD能够有效地控制结构在地震作用下的加速度响应。
It is shown from pure numerical simulations for a SDOF system with and without CTLD control that the CTLD can effectively control the acceleration response of a structure.
给出了以自由界面的运载火箭模态参数和自由界面或固定界面有效载荷模态参数构成的耦合频响函数表达式。利用耦台频响函数可以进行不同有效载荷的界面加速度响应之间的转换。
The expressions of coupling FRFs which are formed by the modal parameters of launch vehicle with free interface and of payload with free interface or fixed interface are given.
最后给出如何求解车辆上任一固定点非平稳随机响应的瞬时加速度功率谱。
Finally, the method of solving instantaneous acceleration power spectrum of nonstationary random response of arbitrarily point on vehicle is presented.
数值计算表明土骨架和孔隙流体的加速度对粘弹性海床动力响应的影响极小。
Numerical results show that the accelerations of soil matrix and porous fluid have little effect on the dynamic response of viscoelastic seabed.
推导了地面简谐运动作用下的加速度和位移的频率响应函数。
The frequency response functions of relative displacement and absolute acceleration are derived under acting of harmonic ground excitation.
最后利用所编程序对水平自由场地的饱和沙层在基岩加速度作用下的动力响应问题进行计算分析。
Finally, the program is applied to calculate the dynamic response of a free horizontal field of saturated sands under seismic acceleration.
分析了地铁车站的动力响应,包括地铁内力、加速度以及地铁位移。
The dynamic response of subway structure, including the internal forces, the acceleration, and the vertical and horizontal displacements, are analyzed.
其次,分析了弹簧吊装系统的跌落冲击响应特性,得到产品的最大位移、最大加速度、冲击持续时间分别与基准系统相应值的比值;
Secondly, shock response property is analyzed, the ratios of item' s most displacement, most acceleration and shock duration to benchmark system are obtained.
以冲击加速度为主要数据,分析了改变内壳板厚、外壳板厚、肋骨尺寸、肋骨间距等结构参数对冲击响应的影响。
Analysis regarded impact acceleration as key data to change structural parameters, such as thickness of external and internal shells, dimensions of rib, and rib intervals.
研究了粘贴式光纤布拉格光栅应变传感器对柔性梁的动态响应特性,并用压电陶瓷加速度传感器作对照。
Dynamic strain of flexible beam was measured by pasted FBG strain sensor, and the results were compared with that by acceleration sensor of piezoelectric ceramic.
结果该减振设计使得系统响应的总均方根加速度值有了明显降低。
Results The test results showed that the acceleration root-mean-square values were considerably reduced.
建立了非平稳随机响应瞬时加速度功率谱与瞬时位移功率谱之间的关系;
The relation between instantaneous acceleration power spectrum and instantaneous displacement power spectrum is presented.
当不计飞行器的响应时间、纵向加速度和控制溢出时,蜕化为常规比例导引。
Neglecting the time canstants, axial accelerations and the control overflow, the optimal strategy is reduced to the conventional proportional navigation guidance law.
当不计飞行器的响应时间、纵向加速度和控制溢出时,蜕化为常规比例导引。
Neglecting the time canstants, axial accelerations and the control overflow, the optimal strategy is reduced to the conventional proportional navigation guidance law.
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