The one-step convergence formulae are obtained and validated by the simulation of a numerical wind tunnel.
得到了一步收敛公式,并且在数字模拟风洞中得到证实。
Numerical wind tunnel technology based on computational fluid dynamics is an effective method for the study of the wind field.
数值风洞技术是以计算流体力学为基础进行风场研究的有效方法。
With numerical wind tunnel method of Computational Fluid Dynamics (CFD) technology, the shape coefficient of double-tube chimney has been calculated.
通过CFD数值风洞模拟方法,得到了典型双筒烟囱的体型系数。
Through the numerical analysis of the flow phenomenon around the cable-stayed bridge by means of numerical wind tunnel, the speed distribution of the f.
运用数值风洞法对斜拉桥部分周围流场进行数值模拟,得到斜拉桥周围流场的速度分布和斜拉桥表面的压强系数。
The theoretical foundation of the user and the selection of some factors determine the calculation accuracy in the simulation of the architectural numerical wind tunnel.
数值风洞模拟要想获得理想的计算精度,依赖计算人员的理论基础及其在具体操作中对各种重要因素的选择。
This paper obtains static wind loads based on numerical wind tunnel modeling, and presents the effective theoretic method of wind induced dynamic responses and equivalent wind load analysis.
本文通过数值风洞模拟方法得到了各风向下穹顶结构的平均风压,尤其是给出了有效分析风激动力响应和等效风荷载的理论方法。
To study the flying principle of micro-air vehicle (MAV), and to economize the test outlay of wind tunnel, the numerical simulation of MAV is introduced in this paper.
为了研究微型飞行器的飞行机理以及节约风洞实验资金,进行了微型飞行器的数值模拟方法研究。
To verifying numerical simulation of wind field around tall buildings, the wind tunnel experiment is still carried on, and the experiment result is compared with the numerical simulation result.
为了验证单体建筑物绕流数值模拟的实用性,还与风洞试验的结果进行了比较。
The foreign countries have utilized the methods of wind tunnel test and numerical flow simulation, and carried out the series research on this problem.
国外利用风洞模型试验和流场数值模拟计算的方法,对此问题进行了系列化的研究。
Three main methods, site measurement, wind tunnel test and numerical simulation techniques are commonly used for the study of wind-induced interference effects on buildings.
目前研究建筑物风致干扰效应的主要方法有现场实测,风洞模型试验和数值模拟计算三种方法。
Since numerical model can provide the detailed flow field data, it has a great advantage compared with the wind tunnel experiment in accurately evaluating the wind effects on pedestrian.
数值模式能够在每一个计算格点和每一个时间段提供流场的详细信息,因而,在准确评价行人风环境或者其他风环境问题上比风洞实验更具优势。
In the method particle trajectory model of certain aviation bomb is chosen, drag law by the numerical simulation based on the virtual wind-tunnel is adopted.
该方法选用航空炸弹质点弹道模型,采用虚拟风洞数值模拟得到的炸弹阻力定律,结合实弹靶试数据,对弹道系数进行了符合计算。
Numerical simulation has been taken to research sting support interference in FL-9 low speed pressurized wind tunnel.
对气动院FL - 9低速增压风洞尾撑支架干扰进行数值计算。
Although, wind tunnel tests can't be replaced, it is reasonable to combine the numerical approaches with wind tunnel tests to evaluate the flutter stability of bridge sections.
但风洞试验仍然具有着不可替代的作用,因此,如将数值模拟方法和风洞试验相结合,对桥梁主梁截面的颤振稳定性的评估将更为准确。
Comparison of structural shape coefficient determined by numerical simulation and wind tunnel test wind speed, wind direction on the shape coefficient of the degree structure.
通过不同风速、风向角下结构体形系数对比确定数值模拟及风洞试验中风速、风向角对结构体形系数的影响程度。
The reason of the effect of local configuration on wind pressure distribution is analyzed and the results of wind tunnel test and numerical simulation are compared with each other.
分析了局部构造对屋盖表面风荷载产生影响的原因,还将数值模拟结果与风洞试验结果进行了比较;
Based on the analysis of the differences between wind tunnel test and field measurements and the differences between numerical results and test data, some referential conclusions are drawn.
将数值预测的压力场与实测结果及缩尺模型风洞试验数据进行了比较,分析了风洞试验与场地实测之间、数值模拟与试验之间的异同,得到一些有参考价值的结果。
Wind vibration analysis based on numerical simulation mentioned above checked by the results gained time-history analysis based on wind tunnel test data is applied in this paper.
以基于风洞试验风压数据的风振时程分析结果为参考,对基于数值模拟的风荷载时程进行校核并应用于该结构的风振时程分析。
It is concerned in wind tunnel test, analytical analysis and numerical simulation.
研究方法有风洞实验、理论分析和数值模拟。
In this paper, the advantage and disadvantage of the wind tunnel experiment and the numerical simulation are expounded.
本文在阐明风洞试验与数值模拟的优劣之后,强调这两种分析技术的整体效应和相互校正作用。
A study is carried out on a hypersonic inlet with rectangular-to-circular shape transition and forebody using numerical simulation and high enthalpy wind tunnel test.
对一种带前体的高超声速矩转圆形进气道开展了数值仿真及高焓脉冲风洞试验研究。
A study is carried out on a hypersonic inlet with rectangular-to-circular shape transition and forebody using numerical simulation and high enthalpy wind tunnel test.
对一种带前体的高超声速矩转圆形进气道开展了数值仿真及高焓脉冲风洞试验研究。
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