The unsteady wall pressure characteristics such as delay and frequency were analyzed.
研究风洞非定常壁压的延迟与频率特性。
The calculated wall pressure distributions are in good agreement with experimental data by wind tunnel.
计算得到的壁面压强分布与风洞吹风实验测得的压强分布相一致。
The unsteady aerodynamic and moment characteristics of the models and the unsteady wall pressure are measured.
研究中测量了模型的气动力及力矩特性，同时测量了风洞的非定常壁压。
The model can cooperate smoothly with the PIV and pressure sensor to detect the velocity, TSS and wall pressure;
实验模型能够较好地配合PIV和压力传感器进行流动分离区速度、湍流切应力和压力的定量检测；
The statistics analysis, frequency analysis and correlation analysis were made with the wall pressure fluctuations signals.
对床体壁面压力波动信号进行了统计、频谱及自相关性分析。
The results show that the non-linear finite element calculation can be accurate to the silo wall pressure distribution and of better flexibility.
分析结果表明，非线性有限元计算可以准确获得筒仓侧壁的压力分布且具有较好的灵活性。
The wall pressure fluctuations and near-wall turbulent flow were jointly measured at the stem of an underwater vehicle model in CSSRC Wind Tunnel.
在风洞中对水下航行体模型尾部壁面脉动压力与近壁湍动速度进行同步测试及处理分析。
And from the result, it is observed that fluid structure and wall pressure distribution have obvious differences of different types of interaction.
数值模拟结果的对比指出，由入射位置差异引起的不同类型激波-激波干扰结构有很大不同，对壁面压强分布的影响也存在较大差异。
A novel forecasting model for compressor casing wall pressure based on phase space reconstruction and radial basis function network was established.
建立了基于相空间重构和径向基神经网络的压气机机匣静压的预测模型。
The predicted results of the wall pressure distribution, axial velocity profiles at the outlet and the spray Angle agreed well with the experimental datum.
计算得到的壁面压力分布、出口处液膜内轴向速度分布以及雾角大小都与实验结果吻合的很好。
Therefore the analysis results of time scale of fluctuating wall pressure can be used to indicate the time features of coherent structure of the turbulent boundary layer.
因而可以利用壁面压强脉动信号的分析结果间接反映经过边界层的相干结构的时间特征。
The effects of a side wall vertical jet on sudden-expansion channel's wall pressure coefficient, surface heat transfer coefficient and main flow recirculation zone length are discussed in detail.
讨论了垂直于突扩通道主流方向的侧壁射流对壁面压力系数、传热系数及主回流区长度的影响。
Wall pressure distributions of combustion are measured and flame photographs of ultraviolet ray are got.
实验测量了燃烧室壁面压力分布，并拍摄了燃烧火焰紫外光图像。
This is a correlative report of "Wall pressure distribution of the horizontal vortex and inner energy dissipating tunnel with an inlet shaft" published earlier.
本文为“竖井进流水平旋转内消能泄水道的壁面压力分布”一文的相关篇。
The result makes it clear that wall-pressure fluctuation can be described with the method of proper orthogonal decomposition, and the low order approximation is very efficient.
计算结果表明脉动壁压可用正交分解进行描述，而且对其进行低阶近似颇为有效。
The study of wall-pressure fluctuation is not only the important part in the theory of turbulence, but also the actual need in engineering.
对水流脉动壁压的研究，不仅有助于了解水流内部的紊动结构，而且具有重要的工程应用价值。 介绍了正交分解法在脉动壁压研究中的应用。
The study of wall-pressure fluctuation is not only the important part in the theory of turbulence, but also the actual need in engineering.
对水流脉动壁压的研究，不仅有助于了解水流内部的紊动结构，而且具有重要的工程应用价值。 介绍了正交分解法在脉动壁压研究中的应用。
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