采用离散涡方法对平面射流流场进行了数值模拟。
The flow field of planar jet is simulated by discrete vortex method.
离散涡方法已成为计算流体力学中倍受人们青睐的一种数值方法。
Discrete Vortex Method (DVM) is a very important numerical approach in Computational Fluid Dynamics.
构造了三维混合层流场用离散涡丝描述的计算模型并进行了数值模拟。
A model of computation for three-dimensional mixing layers described by discrete vortex filaments is built.
本文利用保角变换，用离散涡方法求解了卡门涡街与翼型的相互作用。
Based on the discrete vortex method, a conformal mapping technique is used to solve Karman vortex street-airfoil interaction.
此外实验结果还验证了一种微园孔声学非线性效应离散涡模型的合理性。
Besides, the present experiment has verified one previous discrete vortex model of the acoustic nonlinearity of a circular orifice.
采用离散涡方法模拟了两种不同形状哨嘴的喷嘴出口流场旋涡结构和压力分布。
The discrete vortex method was adopted to simulate and analyze the vortex structure and pressure distribution of the flow field at the nozzle exit.
对气固两相平板混合层流动，采用离散涡方法模拟气相场，轨道法跟踪颗粒的运动。
The gas and particle phase in the gas solid two phase plane mixing layers flow is numerically simulated using the discrete vortex method and trajectory method respectively.
根据流体力学原理，用离散涡方法建立了在复平面上模拟喷嘴出口流场的一套完整模型。
On the basis of fluid mechanics, a comprehensive model for simulating flow field at nozzle exit is developed by using desecrate vortex method.
对混合层流动进行了数值模拟。采用了离散涡方法。计算中采用扩散速度法处理粘性作用项。
The mixing layer flow was numerically simulated by the discrete vortex method, in which the diffusion velocity method was adopted to model the viscosity.
采用离散涡方法数值仿真了不同来流攻角下，固定与动边界叶栅绕流。在设计工况时流动接近定常流动。
The unsteady flow past stationary and oscillating cascade for off-design performance respectively are simulated numerically with the Discrete Vortex Method.
在集中介绍离散涡方法的概念后，提出在高雷诺数流动情况下的一种简化流动模型—基于奇点法的离散涡模型。
After concentrated introduction of the conception of DVM, a simplified numerical model is proposed under high Renold number which is a DVM model combined singularity method.
研究雾状流条件下，离散液相对涡街流量计测量误差的影响。
The measuring error of vortex street flowmeter was investigated in condition of mist flow.
螺旋桨表面和它的尾涡面离散为四边形双曲面元，每个面元上布置等强度偶极子和源汇分布。
The surface of propeller and its trailing vortex is divided into a number of small hyperboloidal quadrilateral panels with constant source sink and doublet distributions.
基于网格状多涡卷蔡氏混沌系统和离散余弦变换(DCT)理论，提出一种改进的数字水印算法。
Based on the grid multi-scroll Chua's chaotic attractors and Discrete Cosine Transform (DCT) algorithm, a novel digital image watermark algorithm is proposed in this paper.
以平均涡量作为液体的离散化变量，导出解析形式稳定性判据，并用于讨论充液自旋弹丸。
The average vortex is used as a discretized variable of the liquid. A stability criterion in analytic form is derived and used to discuss the spinning projectile containing liquid charge.
将艇体看作回转体，在轴线上分布离散的点源模拟艇体，用升力面理论的涡环栅格法模拟附体；
The hull is defined as a revolution body. The hull volume effects are represented by a series of point source and sinks distributed on the hull axis.
将艇体看作回转体，在轴线上分布离散的点源模拟艇体，用升力面理论的涡环栅格法模拟附体；
The hull is defined as a revolution body. The hull volume effects are represented by a series of point source and sinks distributed on the hull axis.
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