分析了这些参数对线性单自由度体系的均方响应及首超概率的影响。
Finally, the effects of the parameters on the response and first excursion probability of a SDOF linear system are discussed.
本文按照反应谱理论的思路建立了线性单自由度体系的地震动输入能量谱。
A parameter study is carried out with input energy spectra of linear SDOF system under earthquake ground excitation in this paper.
本文一个非线性单自由度模型用来分析在汽车手动变速箱中出现的齿轮敲击振动。
In this paper a non-linear one-degree-of-freedom model for analysis of gear rattle vibrations in automotive manual transmissions is presented.
通过和单自由度线性弹簧-质量-阻尼系统进行比较,得到该带裂缝梁结构的等效自然频率和等效粘滞阻尼比。
The equivalent viscous damping ratio and the equivalent natural frequency are obtained by comparing the system with a purely linear, spring-mass-damper system of single freedom.
比较了单自由度线性机械系统在稳态振动、随机振动、运输试验(汽车与火车)以及冲击试验中响应的大小。
This Paper Compared the responses for a Single-of-freedom linear mechanical System to stationary Vibration, random Vibration, transport (motor Uehicle and freight train) Shock testings.
将该系统简化为单自由度分段线性恢复刚度,含平方阻尼的动力学分析模型,建立了铰接装载塔的分段非线性运动方程。
The system is simplified into single degree of freedom dynamics model with piecewise linear restoring forces and square damping, then the piecewise nonlinear motion equation of ALT is established.
简要介绍了单自由度非线性保守系统作大振幅振动时周期的计算方法,并给出了几个常见典型振动问题的周期公式。
A calculation for period of a single freedom nonlinear conservative system vibrating in a large amplitude is performed, and the period formulae of some typical vibration problems are presented.
本文针对后梁系统单自由度运动方程的非线性振动分析对工程设计、织造工艺改善有一定理论意义;
The nonlinear dynamic analysis to SDOF function of the back-rest system can be benefit for engineering design and improvement of weaving technology.
将该系统简化为单自由度分段线性恢复力,含平方阻尼的运动学分析模型,建立了铰接装载塔系统的分段非线性动力学方程。
The system is simplified into a single degree of freedom model with piecewise linear restoring force and square damping, the piecewise nonlinear motion equation is established.
算例表明,单自由度非线性振子的分叉条件能够预示非线性颤振系统的运动规律。
The example shows that the bifurcation condition of single degree of freedom nonlinear oscillator can indicates the motional behavior of nonlinear flutter system.
对一个带库仑阻尼和非线性弹簧的单自由度系统的自由振动,用计算机求出了数值解;绘出了位移响应和相轨迹图;讨论了解的物理意义。
The author of this article talked about the free vibration of a no conservative single-degree-of-freedom system with nonliner damping and nonliner spring.
基于单自由度体系的非线性动力分析研究了双重抗震结构体系的设计参数。
Based on nonlinear dynamic analysis of single degree freedom system, the design parameters are studied.
还提出了采用单自由度线性无阻尼自由振荡系统作为测定传感器谐波失真度的一个高纯度正弦波激振源。
It is also recommended in this paper that a linear nondamping free vibration system of a single freedom degree can provide a stimulant source of sine wave with high purti…
较好地解决了单自由度非线性随机参数振动系统的可靠性灵敏度问题。
Dealed with the reliability sensitivity problem of single degree-of-freedom nonlinear vibration systems with random parameters and satisfied results are obtained.
基于最大变形和累积耗能线性组合的双重破坏准则及破坏指标,对单自由度结构进行了倒塌分析。
Based on the double control damage criterion and index of the linear function of the maximum deformation and cumulative hysteretic energy, the collapse of the SDOF structures is analysed.
并将其简化为单自由度非线性动力系统通过优化方法得到了精确度较高的动力计算模型,为结构直接动力分析提供了较好的计算依据。
The dynamic calculating model with higher precision acquired by optimal method has consequently provided a better calculating basis for the direct dynamic analysis of the structure.
本文第二部份导出了受到各种类型宽带激励的单自由度拟线性二阶系统的简化fpk方程系数的计算公式。
The formulas to evaluate the coefficients of the simplified FPK equation for several types of wide-band excitations are deduced.
本文在严格、完整的基础上,利用矩阵范数理论研究了结构非线性动力分析中数值积分格式的稳定性问题,给出了判别单自由度非线性动力方程积分格式稳定性的一般数学准则。
The problem of stability in the numerical integration schemes of nonlinear dynamic analysis of structures is discussed by using matrix and norm theory on a rigorous and complete basis in this paper.
根据浮体闸门的构造特征,建立了单自由度非线性振荡模型。
According to the structural feature of the floating gate, a nonlinear single - degree of harmonic oscillating model is set up.
在单自由度非线性系统的工作的基础上,讨论了多自由度非线性系统对非平稳随机风激励的响应。
On the basis of works (1) of single-degree-of freedom nonlinear systems, we discuss the response of nonlinear systems with multi-degree-of freedom to nonstationary random wind-excitation.
模型分析表明,在低频范围内可以用单自由度线性模型代替单自由度粘弹性轮胎模型。
Also, it has been demonstrated by model analysis that for the particularity of tire the viscoelastic tire model can be replaced by the linears...
研究了一类单自由度分段线性系统周期运动的分岔和混沌现象。
Bifurcation and chaos of periodic motions of a single-degree-of-freedom system with piecewise-linearity is studied.
研究了一类单自由度分段线性系统周期运动的分岔和混沌现象。
Bifurcation and chaos of periodic motions of a single-degree-of-freedom system with piecewise-linearity is studied.
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