风洞试验模型姿态的实时、精确非接触测量对于提高风洞试验的精度和可信度有重要意义。
The model carriage real time and exactitude measure are important in the wind tunnel test.
节段模型风洞试验是研究涡激共振风速锁定范围和最大振动幅值的一种重要手段。
Wind tunnel test of sectional model is an important means for determining lock-in region of wind speed and maximal amplitude of vortex-excited resonance.
基于刚性模型风洞试验,对一个具有索网幕墙的新型杂交结构——某大型博物馆结构进行风致响应计算。
Based on rigid model wind tunnel test, wind-induced responses of a neotype hybrid-structure with cable-net curtain walls (a large-scale museum structure) are computed.
设计了一种新型的带有可运动人工水线的拉索模型,并进行了风洞试验。
A new cable model system with a movable artificial rivulet is designed and tested in a wind tunnel.
在双塔楼风洞试验基础上,采用刚性模型表面风压积分法对双塔高层建筑气动力谱进行了研究。
Based on the wind tunnel test, aerodynamic modal force spectrums of twin-tower tall building are studied using surface integral method of rigid model.
旨在研究满足螺旋桨飞机模型风洞试验要求的为高功率密度电驱动系统供电的低谐波变频电源。
The research in this thesis is focused on the low harmonic variable-frequency power for the system meeting the needs of wind tunnel propeller model testing requirements.
简要介绍了一种应用在建筑物模型风洞试验中测量脉动风压的电子扫描系统。
A new fluctuating pressure measurement system is developed for wind tunnel tests of building models.
利用风洞试验结果,对矩形截面超高层建筑风致脉动扭矩数学模型进行研究。
In this paper, mathematical model of fluctuating torques acting on rectangular super-tall buildings were investigated based on wind tunnel test results.
介绍了上海铁路南站模型风洞试验概况和主要试验结果。
Testing conditions and main results of the wind tunnel test of the model of Shanghai South Railway Station are introduced.
本文简要地阐述了具有后缘控制面的二元机翼模型主动颤振抑制低速风洞试验的全过程。
This paper gives a brief description of the whole process of the low-speed wind tunnel test for active flutter suppression of a two-dimensional wing model with trailing edge control surface.
将高速滑体制成相似的机翼模型,进行风洞试验,即可测定滑坡凌空飞行的空气动力学参数,从而计算大型高速滑坡凌空飞行的空气动力升力、飞行速度和飞行距离等。
If we make a wing model which is similar to sliding mass, we can determine aerodynamic parameters by the wind tunnel testing and thus calculate the lift.
本文结合一大跨悬挑平屋盖模型的风洞试验研究,分析了此类结构屋盖的平均局部体型系数和极值局部体型系数的分布特性;
Based on the wind tunnel tests for large span cantilevered flat roof, the distributing characteristics of mean local shape factor and extreme local shape factor of the roof are studied.
本文采用刚性模型风洞试验研究开孔结构风致内压特性。
Wind tunnel tests of rigid structural model are carried out to investigate the internal pressure of structures with openings.
模型迎角的测量是风洞试验中非常重要的环节。
The measurement of the model Angle of attack is a key part in wind tunnel test.
以芜湖长江大桥及高速列车为例,对车桥系统进行了节段模型风洞试验研究。
The aerodynamic parameters of Wuhu Bridge over the Yangtze River and a high speed running on it were measured respectively by wind tunnel tests.
采用刚性模型风洞试验研究结构开孔时的内部风效应。
Wind tunnel tests of rigid model were carried out to investigate the internal wind effect for structure with openings.
斜张桥的三维颤振理论目前尚不成熟,有必要进行这种桥型的全模型风洞试验。
As the three-dimensional flutter theory is still not satisfactory at present, it seems necessary to have a full-model wind tunnel test for such a type of bridge.
对于风力作用下所引起的桥梁主梁抖振反应,通常采用全桥风洞试验或断面模型风洞试验配合数值分析进行评估。
Generally, either the full bridge model wind tunnel test or section model wind tunnel test with analytical procedure is used to evaluate buffeting responses of Bridges.
本文介绍十五艘水面船舶上层建筑模型的风洞试验及试验时作用于模型上的空气动力。
This article describes the wind tunnel tests of the superstructure models of fifteen ships and the aerodynamic force acted on these models during the tests.
基于传统的风洞试验支撑设备,设计了用于低速风洞测量大攻角模型支架干扰的组合支撑设备。
Based on traditional support system in wind tunnel testing, the combination support system measuring support interference on high angles of attack model in low speed wind tunnel was designed.
为研究高压输电塔线体系的合理化抗风设计,进行了气动弹性模型风洞试验。
An aeroelastic wind tunnel test was carried out to study the rational wind resistant design method for high-voltage transmission tower-line coupling system.
通过测压模型风洞试验测量风压系数的分布,并计算静风荷载;
The distribution of wind pressure on every surface of the building was measured by a static model, and the static wind load was calculated.
本文就汽车模型风洞试验的条件、方法及现阶段模型风洞试验在汽车开发中的作用等进行了分析。
The conditions, methods and the effect of wind-tunnel test in the development of a vehicle are analyzed.
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。
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.
飞机的研制是一个“设计-模型-实验-设计”的多次迭代过程,需要制造许多用于风洞试验的缩比模型。
The development of aircraft is an iterative procedure of "design-model-test-design", and needs to manufacture several models for wind tunnel test.
通过气弹模型风洞试验,研究了不同间距、风偏角、风攻角及固有频率下,串列主缆间的气动干扰特性。
The basic aerodynamic interference of tandem cables was investigated through a series of aeroelastic model wind tunnel tests.
基于传统的风洞试验支撑设备,设计了用于低速风洞测量大攻角模型支架干扰的组合支撑设备。
A "Separating model and support (SMS) method" for measuring support interference is proposed according to the analysis of the support interference for vehicle model wind tunnel tests in this paper.
介绍了该桥的设计基本情况、三汊矶大桥节段模型和全桥模型风洞试验情况。
In this paper, basic design information is first described, followed by briefly introduction to section model and full aeroelastic model wind tunnel tests.
对薄平板二维节段模型做了颤振导数识别,颤振导数的计算结果与风洞试验值有很好的一致性。
In this paper, the flutter derivatives of a thin plate model under the simultaneous actions of wind and rain are identified by using the Covariance-Driven Stochastic Subspace Identification method.
对薄平板二维节段模型做了颤振导数识别,颤振导数的计算结果与风洞试验值有很好的一致性。
In this paper, the flutter derivatives of a thin plate model under the simultaneous actions of wind and rain are identified by using the Covariance-Driven Stochastic Subspace Identification method.
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