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- three-dimensional fluctuating wind field 三维脉动风场
- NUMERICAL SIMULATION OF FLUCTUATING WIND FIELD FOR LARGE SPAN SUSPENDED BRIDGE 大跨度悬索桥脉动风场的数值模拟
- fluctuating wind field 脉动风场
- Time-history curves of maximal relative deformation of cables in fluctuant wind field 脉动风场下索最大相对变形时程曲线
- Weak as it is, the disturbance in the wind field is discernible. 该风场的扰动虽然很弱,但是还是可以看得出来。
- Fluctuating wind pressures acting on buildings are complicated functions of both time and space. 作用在建筑物上的脉动风压是一个空间和时间的复杂函数。
- The lower figure shows the wind field close to the heavy showers at that time. 下图显示出当时接近大骤雨区的风场。
- Simulation shows wind field is affected by topography and urban heat island. 模拟表明城郊之间存在热岛效应,边界层风场受到热岛的热力作用以及地形的动力作出影响。
- Helicity is a good indicator for variations of wind field with altitude. 螺旋度可以作为观测雷达站上空风场随高度变化的一个敏感因子;
- With special reference to the non-Gaussian model of wind-load,the statistical moments of fluctuating wind forces until the 5th order are deduced for Davenport spectrum. 基于风载非Gauss模型推导了Davenport谱下结构脉动风载的五阶统计矩表达。
- By adapting Davenport spectrum for horizontally fluctuating wind, wind velocity time history at the opening was simulated by using trigonometric series. 采用Davenport水平脉动风速谱;利用三角级数对开孔处的来流风速时程进行模拟.
- Using computer simulation, the results show that fluctuating wind synthesis with time frequency nonstationarity can reflect normal characteristic of fluctuating wind. 通过计算机仿真分析,结果表明小波重构合成的脉动风具有良好的时频非平稳性,能够反映脉动风特性;
- The motion equation of a high-rising structure subjected to fluctuating wind load is developed, with the consideration of soil-pile-structure interaction. 摘要本文推导了考虑桩-土-结构动力相互作用时高层建筑在脉动风荷载作用下的运动方程。
- In most cases, a representative sample of data is required for defining the statistics of the wind field. 在大部分情况下,为了确定风场的统计,需要代表性的数据样品。
- The aerodynamic model of variable wind field is established, the aero dynamic effect of wind gradients is discussed. 建立了变化风场的气动力模型,讨论了风梯度的气动力效应。
- We introduce a modified model approach to estimate the unique synoptic oceanic wind field from backscatter of spaceborne scatterometer. 给出了一种改进的场方式反演方法,利用该方法从卫星散射计测量的后向散射强度的数据中唯一反演出大尺度海洋风场。
- At the same time, the nondimensional spectrum of the fluctuating wind pressure is fitted.And preliminary study of the non-steady computing method of wind-induced vibration response is carried out. 同时对屋盖上的脉动风压无量纲自谱进行了拟合,初步探讨了风振响应的非定常计算方法。
- The local wind field over the Chukchi Sea is also an important factor affecting the sea ice pattern variation. 楚科奇海的局地风场也是海冰形态变化的重要因素之一。
- The fluctuating wind loads on a dome-like roof are reconstructed based on the synchronous multi-pressure scanning technique of wind tunnel tests and the proper orthogonal decomposition(POD)method. 根据风洞试验同步多点压力扫描技术和本征正交分解方法重构作用于圆拱顶屋盖的脉动风力。
- The wind field, radar echo and microphysics structure of the hailstorm are studied. 分析了风暴各发展阶段的流场结构和回波结构特征及微观物理量的分布及其演变。