Based on discrete random vibration theory, recursive square equations to calculate the mean and standard deviation of response are developed.
在此基础上采用随机振动的离散分析理论,推导出结构响应均值和方差的递推式。
Based on discrete random vibration theory, recurrence formulas are developed to calculate the dynamic response of structures under white noise excitations.
基于随机振动的离散分析理论,推导出白噪声激励下结构动力响应的递推公式。
Missile carrying on the wing tip causes the wing structure design and analysis to face many challenges, such as structural vibration response and aeroelastic response.
飞机机翼挂装翼尖导弹对机翼结构设计和结构分析提出了诸多全新课题,如结构的振动响应和气动弹性动响应。
The random vibration method for the analysis of large parabolic antenna structure response to wind load is proposed in this paper.
本文提出了大型抛物面天线结构风振响应分析的随机振动方法。
Where emotion comes in is that emotion is your guidance or your response to your vibration.
你的情绪进来的地方就是情绪是你的向导或对你振动的反应。
So one-dimensional elastic wave and plate vibration response theory are mainly applied to study the structure and experiments are made to verify the validity of the theory.
所以作者主要是应用一维弹性波理论及板壳振动理论对局部噪声屏蔽进行理论研究,并用试验来验证理论分析的可靠性。
Thus, discrete random vibration theory is applicable, and recurrence formulas to calculate dynamic response of guyed mast under stochastic wind load are deduced.
于是离散分析理论适用,推导出桅杆结构随机风振响应的递推公式。
Vibration response signals of vehicle are processed with wavelet analysis to reduce noise efficiently, and road surface roughness is analyzed by road response spectrum.
小波分析处理车辆振动响应信号,可有效降噪,通过路面反映谱分析路面不平度。
The results showed that the response of mechanical properties of PP/wollastonite composite to vibration parameters was not in a monotony increasing trend but an optimum responding range.
结果表明,PP/硅灰石复合材料的力学性能对振动参数的响应并不是单调增加,而是存在一个最佳的响应范围。
Several methods to reduce block surface vibration response by changing the local stiffness of the block are discussed.
通过改变机体表面局部刚度,对减小机体表面振动响应的几种方法进行了探讨。
In order to compute the vibration response of structures and foundations correctly it is necessary to establish the damping properties of subgrade soil reasonably.
为了正确计算结构物和基础的振动反应,就必须合理地确定地基的阻尼参数。
So how to solve the flow-induced vibration response and the dynamic characteristic , has been the most important problems that should be solved in the design of gate.
因此如何较为准确求解钢闸门的自振特性以及如何求解闸门各部件的流激振动响应,为闸门的动力设计提供切实依据,是目前急需解决的问题。
Vibration test shows that the maximum acceleration response at the bracing top is not related to earthquake magnitude and its frequency characteristics since its sliding force remains unchanged.
动力试验表明,由于耗能支撑滑动荷载不变,它的顶点最大加速度反应同地震大小及其频率特性无关。
According to the monitoring data obtained from engineering blast the blast vibration signals with different explosion parameters are analyzed by response spectrum.
结合大量工程爆破地震监测资料,对不同爆炸参量下产生的爆破振动信号进行反应谱分析。
The contributions of each vibration mode to seismic response of steel tower are studied and the influences of high-order modes on the seismic response are investigated.
研究了高阶振型对顶部钢塔楼地震反应的影响,从而分析了高阶振型在钢塔楼地震反应中的影响程度。
Dynamic weakening technique make use of adjusting structural dynamic characteristics to weaken vibration response, is one mature means of vibration control.
动力消振技术利用调整结构的动力特性来消减结构的振动反应,是一种比较成熟的振动控制方法。
It will be the foundation for how to consider the scope of soil layer in soil layer response analysis under subway vibration which was calculated by direct finite-element method.
所得的计算成果为在应用有限元法进行土层地铁振动反应计算时确定合理的有限土域范围提供依据。
The response analysis of vibration systems due to none zero mean random excitation.
非零均值随机作用下振动系统的响应分析。
It is important to exactly extract impulse response information from complex vibration signals for mechanical fault diagnosis.
在复杂的振动信号中准确提取出冲击响应信息在机械故障诊断中具有重要的意义。
The natural vibration of linear systems with any viscous damping was discussed in this paper, its applications to the response and identification of the systems were explicated.
本文讨论任意粘性阻尼线性系统的固有振动,说明它在求系统响应和识别中的作用。
Time domain dynamics response, frequency response function and root mean square value are taken to evaluate the vibration influence on the light-beam propagation performance quantitatively.
提出了将时域动态响应、频率响应函数和均方根值作为机械振动对光束传输性能影响的定量评价值。
The vibration responses of the need nodes were estimated according to the response of the finite nodes by the modal expansion technique.
采用模态扩展技术实现由有限几个点的振动响应获取所需点上的响应。
This paper, using characteristic function expansion method, have soluted a vibration response problem of a uniform bar-spring which was subjected to a series of rectangular pulses excitation.
本文运用本征函数展开方法,求解均质杆——弹簧系统受序列矩形脉冲激励的振动响应问题。
Using the theory of random vibration, the problem of dynamic response of the non homogeneous soil layer to earthquake is studied in the present paper.
利用随机振动理论,本文研究了非均匀土层对地震的动力反应问题。
Accurate calculation of the stator natural frequencies and harmonic response of an electrical machine is essential to the prediction of acoustic noise and vibration.
预测电机的振动和噪声需准确计算电机定子结构的固有频率及定子的响应特性。
The results show that the method is effective to study the wind-induced response and ESWL of large span roofs, by taking into account of multi-mode vibration of the structures.
结果表明本文方法能够有效地分析大跨度屋盖结构的风振响应和等效静力风荷载,能够解决大跨度屋盖结构中多振型参与振动这一主要问题。
Bridge structure is an important infrastructure facilities, while the most common suspension bridge as a structure to study its dynamic response under blasting vibration is necessary.
桥梁结构是我国重要的基础建设设施,而悬索桥作为一种最为常见的桥梁结构形式,研究其在爆破震动下的动力响应十分必要。
The natural frequency is a critical parameter of structure vibration; it is the foundation to investigate the dynamic response of composite beam.
而结构动力特性中的自振频率是反映结构自身特点的重要参数,是研究组合梁动力学问题的基础。
An approach to analyze the impact response of the free standing equipment to vibration excitations is presented on the basis of the impact vibration model of rigid block.
基于刚体冲击振动模型,建立了浮放设备在振动激励条件下冲击响应分析的理论方法。
An approach to analyze the impact response of the free standing equipment to vibration excitations is presented on the basis of the impact vibration model of rigid block.
基于刚体冲击振动模型,建立了浮放设备在振动激励条件下冲击响应分析的理论方法。
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