stochastic vibration meaning in English
随机振动
Examples
- Optimization for gear system with a minimum stochastic vibration
随机振动最小为目标的齿轮系统优化 - Because of harsh and complicated operation environment , as well as transient and variable loads , vibration of piezoelectric laminated shell is a kind of sophisticated stochastic vibration process in fact
由于工作环境复杂、恶劣，所受的载荷瞬态多变，压电层合壳的振动是一个非常复杂的随机振动问题。 - When analyzing in frequence domain , according to the fluctuating property of wind , based on the stochastic vibration theory , some calculation formulas of the response are obtained in frequence domain
风振响应频域分析部分从结构风振的基本理论出发,通过对脉动风功率谱的分析,推导了结构风振响应的计算公式。 - So it is concluded that to reduce and avoid the stochastic vibrations is necessary and useful . secondly , taking this result as the pre - experiment knowledge to guide the construction of the experiment system
然后以此作为先验知识进行了实验平台的建设，在实验平台的建设中主要解决减缓和消除振动以及提高系统性价比的问题。 - According to the fluctuating property of wind , on the stochastic vibration finite element theory , some calculation formulas of the response , including the along - wind response and the across - wind response , are obtained , the ideology of the torsion vibration in the double - tower structure and the ideology of the double - tower structure ' s dynamical wind load are also put forward at the same time . by using the stochastic vibration module of the general finite element program , the paper analyses the performance of the wind resistance more deeply and fully , discussing the influence on the double - tower structure from the diversification of the different component . the variance law of dynamic displacement and wind - induced vibration coefficient is derived through analyzing structure stochastic vibration , so is the effect of several parameters on dynamic displacement , acceleration and wind - induced vibration coefficient
从结构风振的基本理论出发，通过对脉动风功率谱的分析，推导了结构风振响应(顺、横风向)的计算公式，同时提出了双塔结构的扭转振动和动力风荷载计算的思想，在结合通用有限元程序的随机振动模块的情况下，对双塔结构的抗风性能作了深入、全面研究，探讨了双塔结构构件截面的变化对其抗风性能的影响，同时探讨了顺风向风速谱的选取、风速、参与计算的振型数、风与结构耦合作用是否考虑等因素对分析结果的影响，比较了规范风振系数的计算与随机算法结构的异同，并讨论了原因，得出一些有意义的结论。