The effects of turbulence are modeled with a simplified subgrid-scale eddy viscosity.
湍流模型采用简化的亚网格尺度湍流粘性公式。
It has been shown by the examined examples that the presented method is of high calculation efficiency for the large-scale eddy current problems in engineering.
实例计算表明该解法对大型工程涡流问题具有较高的计算效率。
Finally, separation flow, secondary flow and multi-scale eddy structure are simulated, it indicates that SST model can give a good prediction of turbulence in the draft tube.
计算获得了分离流、二次流和多尺度旋涡结构，表明SST模型能很好地预测尾水管内的湍流流动。
The transient eddy heat flux show similar features of activity of synoptic-scale disturbance.
热量涡动输送也表现出与天气尺度波动活动量类似的特征。
The conditional average phases of the multi-scale coherent eddy structures in the logarithmic area are changed by the cylinder wakes, which means that the variety of the velocity is changed.
圆柱尾迹与边界层相互作用，改变了近壁区域多尺度相干结构的平均演化过程，也即速度的变化过程。
Based on a high-accuracy and large-scale-parallel method, SA model and detached eddy simulation (DES) based on SA were employed to research the flows of compressor stator-rotor interaction.
本文基于一种并行高精度的静动交接面处理方法，采用了SA模型及基于SA的分离涡模拟DES方法，进行了某压气机静动干涉流动的计算。
The multi-scale coherent eddy structure in turbulent boundary layer is detected through taking multi-scale wavelet coefficient of stream velocity component signal as characteristic quantity.
用流向速度分量信号的多尺度子波系数作为特征量检测平板湍流边界层多尺度相干结构。
Two different subgrid-scale combustion models were used for the Large-Eddy Simulation (LES) of turbulent chemical reaction flows in a model combustor with V-gutter flame holder.
在三维任意曲线坐标系下采用不同的亚网格燃烧模型对环形燃烧室火焰筒气液两相湍流瞬态反应流进行大涡模拟。
Two different subgrid-scale combustion models were used for the Large-Eddy Simulation (LES) of turbulent chemical reaction flows in a model combustor with V-gutter flame holder.
在三维任意曲线坐标系下采用不同的亚网格燃烧模型对环形燃烧室火焰筒气液两相湍流瞬态反应流进行大涡模拟。
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