研究了过载随机振动试验的实现手段。
The means of realization for overloading random vibration test was studied.
结构动力可靠性理论的基础是随机振动理论。
Random vibration theory is the basis of structural dynamic reliability theory.
概率性抗震分析方法中的随机振动虚拟激励法。
Seismic analysis of probability includes: the random vibration and the pseudo excitations method.
本文研究了非平稳随机振动信号的瞬时功率谱。
The instantaneous power spectrum of nonstationary random vibration signals is discussed in this paper.
并在小型货车上对随机振动谱进行了实际测试。
The measurement of random vibration on light truck was carried out.
简介了研制的随机振动信号处理虚拟仪器系统的组成。
Here the composition of the developed virtual instrument system of processing a random vibration signal is introduced.
应用随机振动理论进行闸门结构的随机振动响应分析。
With random vibration theory the random vibration response analysis for gate structures are conducted.
功率谱密度是评价流通环境过程中随机振动的有效工具。
Power spectral density is an effective tool to evaluate random vibration in circulation environment.
提出了一种随机振动疲劳寿命预计的简便数据处理方法。
A new and simple method is presented for random vibration fatigue life prediction.
基于结构随机振动理论，可导出顺风向风振时各类风响应。
Based on random vibration theory, the along wind structural response formulae are derived.
主要包括稳定正弦振动试验和随机振动试验进行了分析研究。
Sine vibration test and random vibration test were provided with corresponding analysis.
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。
The random vibration method for the analysis of large parabolic antenna structure response to wind load is proposed in this paper.
对于抗震分析方法的研究主要围绕时程分析法和随机振动分析法。
Research work of seismic analysis methods is focused on time history method and stochastic vibration method.
本文讨论动力系统在相关多激发作用下的随机振动离散分析方法。
A discrete analysis. Method for random vibration of structures under the excitations correlated in time domain is discussed in this paper.
本文用状态空间方法给出随机振动在时域分析中的一些研究成果。
This paper presents some results in random vibration analysis by state space method in time domian.
温度循环和随机振动是环境应力筛选最常用、最有效的筛选应力。
Temperature circulation and random vibration are the most usual and the most effective screening stress of Environment stress screening.
加权等价线性化方法是研究非线性随机振动的一种有效近似方法。
The weighted equivalent linearization technique is an effective approximation for nonlinear random vibration analysis.
作者首先对随机振动的统计特性、分析方法和控制实验作了简单介绍。
The statistic characters, analytic method and traditional experiment of a random vibration were introduced firstly.
根据随机振动试验的有关理论，确定产品局部应变载荷的概率密度函数。
The probability density function of partial strain loading of product is defined in accordance with the relevant theory of random vibration test.
应用随机振动理论，研究了坝高和坝基刚度对重力坝地震响应的影响规律。
By random vibration theory, the effects of dam height and foundation stiffness of gravity dam on its seismic response are studied.
然后利用弹性波理论和信号随机调制理论，分析了多路随机振动互相作用。
Then the mutual affection of multi-pneumatic-hammers was studied using the theory of elasticity wave and random modulation.
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。
Based on discrete random vibration theory, recurrence formulas are developed to calculate the dynamic response of structures under white noise excitations.
本文给出拖拉机-拖车系统结构动力特性与随机振动响应分析的实用计算方法。
In this paper, the methods of dynamic characteristic and random vibration response analysis for the structure of tractor-trailer system are presented.
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。
Using the stochastic vibration theory of continuous linear system, this paper studies the dynamic response problem of non-homogeneous soil foundation.
与传统的连续模型和随机振动理论计算涡激响应方法相比，具有更高的适应性。
The proposed approach is shown to be more flexible than the traditional methods adopting continuous models or stochastic approaches.
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, recursive square equations to calculate the mean and standard deviation of response are developed.
应用随机振动理论，对浮动式钻井装置在随机海浪作用下的动力响应进行了分析。
The vibration responses of floating drilling vessels in random sea waves are studied in this paper by using the theory of random vibrations.
提出了考虑轨道高低不平顺时进行车桥耦合系统垂向非平稳随机振动分析的新方法。
A new method for a vertical non-stationary random vibration analysis of vehicle-bridge systems subjected to track irregularity excitations is proposed.
基于随机振动理论阐述了峰值拾取法的基本原理和方法，并提出了虚拟响应的概念。
The principle of the method of peak value picked was expounded based on random vibration theory, and the concept of virtual response was brought forward.
考虑海底悬跨管道的几何非线性特征，建立了悬跨管道非线性随机振动响应分析方法。
By considering the geometrical nonlinearity, a new method for the nonlinear random vibration of a free spanning submarine pipeline is presented.
应用推荐