为实现最优控制的槽道湍流直接数值模拟奠定了重要基础。
Present study provides a necessary platform to realize the optimal control of turbulent channel flow by direct numerical simulations.
非定常直接数值模拟的结果也与整体稳定性分析的结果一致。
The effects of both kinds were found in experiments, and the unsteady numerical simulation results confirm to the global stability analysis well.
本文首先采用直接数值模拟方法研究了三维气固两相绕圆柱的物理特征。
The main object is to study three-dimensional physical character of gas-solid flow past a circular cylinder by using direct numerical simulation method.
采用离散元方法，对喷动流化床内的颗粒混合特性进行了三维直接数值模拟。
Numerical simulations on particle mixing characteristics of spout-fluid bed were carried out in three dimensional based on discrete element method (DEM).
本文从直接数值模拟的角度论述了宏观粒子方法在气固系统机理探索中的应用。
In this article, the application of macro-scale particle methods (MaPM) to the exploration of mechanism of the gas-solid systems is reviewed from the aspect of direct numerical simulation.
对三维气粒两相各向同性湍流进行了直接数值模拟以研究悬浮在其中的颗粒的运动。
Direct numerical simulations were conducted to investigate the behavior of heavy particles in homogeneous isotropic turbulence.
本文采用直接数值模拟的方法，研究了颗粒惯性对均匀各向同性湍流场中被动标量混合特性的影响。
The influence of partial inertia on scalar mixing in homogeneous isotropic turbulent flows was studied using a direct numerical simulation (DNS) method.
本文采用直接数值模拟的方法对弯槽湍流进行了研究，主要目的是研究流向曲率对湍流流动情况的影响。
In this paper a turbulent curved channel flow was studied with the direct numerical simulation. The main objective way to investigate the influence of curvature on the turbulence.
利用直接数值模拟方法求得平板上V—型条纹表面上的降阻情况，并给出基于二次流动理论的降阻机理。
The drag reduction of plane-surfaces with V-shaped grooves is given out by direct numerical simulation, and the drag reduction mechanism in the base of the secondary flow theory is suggested.
本文以BL模型为例，通过可压缩湍流边界层的三个典型算例，与直接数值模拟(DNS)的结果作对比。
In this article, bl model is used to study three typical cases of compressible turbulent boundary layer, for which, data from direct numerical simulation (DNS) are available for comparison.
通过直接数值模拟的方法，探讨在超音速边界层的转捩问题中，是否存在和不可压缩流情况相似的产生亚谐波的机制。
The spatial evolution of 2-D disturbances in supersonic sharp cone boundary layers was investigated by direct numerical simulation(DNS) in high order compact difference scheme.
另一方面，现代高性能计算机的出现和应用，为湍流和气固两相流的研究提供了一个新的思路—直接数值模拟(DNS)。
On the other hand, the appearance and application of the modern high-performance computers offer a new way to study the turbulence and gas-solid two-phase flows-direct Numerical Simulation (DNS).
模型的建立和网格的粗细直接影响着水轮机数值模拟的结果和对硬件资源的需求。
The results of numerical simulation and the demand of hardware resources are directly affected by the model and grids.
提出了一种用于评估多参数随机变异情况下岩土力学非线性数值模拟结果可靠性的多维高效直接积分型随机分析方法。
A high efficient direct integration method is proposed for evaluating the variation effect of nonlinear numerical simulation results of geomechanics subject to multi-random parameters.
直接模拟蒙特卡罗方法是一种求解稀薄气体流动换热新的数值方法。
The Direct Simulation Monte Carlo method is a useful numerical tool for solving fluid flow and heat transfer problem of rarefied gas.
本文对时域近远场变换的间接频域算法和直接时域算法进行了数值模拟和分析。
The indirect frequency-domain algorithm and the direct time-domain algorithm are analyzed through numerical simulations.
为掌握煤粉无油二级直接点火燃烧器内部流动、燃烧特征，进行了试验和数值模拟。
Experiments and numerical simulation are carried out to recognize the exact flow and combustion characteristics in a two-stage oil-less ignition system.
网格品质的好坏直接影响到数值模拟的精度和数值计算的收敛性，而且这种影响在许多情况下甚至是决定性的。
The quality of grid directly affects the precision of numerical simulation and the convergence of numerical compute, Furthermore, this effect is even crucial in many instances.
在油藏数值模拟中，井模型的选取直接影响整个计算结果。
The selection of the oil well models has a direct effect on the whole calculation results in the simulation of reservoir.
通过直接的数值模拟，分析了原子束在激光驻波场下传播的动力学行为。
Building on direct numerical calculation, it analyzes the dynamics of atoms propagating through a laser standing wave (SW) potential in the regime of immersion-lens.
在进行浅水区域的海浪模拟时，特征线嵌入格式的数值计算方案是否合理对海浪数值模拟结果产生直接的影响。
In simulating the wave in shallow water area, the rationality of numerical procedure with characteristics inlaid scheme will directly affect the numerically simulated results of wave.
对于板壳问题，共有三种数值模拟方案：线性或非线性的板壳理论、退化连续体方案和直接三维连续体方案。
There are three approaches in numerical simulation of plate and shell structures: plate and shell theory approach, degenerated continuum approach, direct three-dimensional(3D) continuum approach.
对用光谱位相相干直接电场重建法（SPIDER）测量飞秒光脉冲啁啾特性的光谱位相干涉仪进行了数值模拟；
The numerical analyses have been conducted for characterizing femtosecond laser pulses with the spectral phase interferometry for direct electrical field reconstruction (SPIDER).
本文以外节点直接差分法，建立了铸件凝固温度场的数值模拟模型。
A model of thermal field of casting is developed by using direct difference (outside node) method.
这个数值化的酸岩反应模型可以与酸注入模型进行耦合求解，同时，数值模拟的结果可以直接提交水平井产能模型，进行水平井酸化后产能预测。
The result of simulation can directively be applied for models calculating the productivity of a horizontal well, which can predict the productivity after acidizing treatment.
钢筋混凝土叠合梁的斜截面承载力，从理论上定量分析存在着较多困难，但数值模拟分析是一种直接有效的途径。
Due to difficulties with quantitative analysis in theory on shear resistance of reinforced concrete composite beam, numerical simulation becomes a direct and efficient approach.
对状态参量在新旧网格之间的传递提出直接插值法，减少了传递误差，并成功地用于法兰成形自适应数值模拟中。
For state variables transformation between the old meshes and new meshes, a direct interpolation transformation method is introduced which deduce the transformation errors.
利用直接差分法，建立了水冷铜坩埚感应熔炼过程温度场数值模拟计算模型。
A numerical model for simulating the temperature field of titanium melted in induction furnace with a water cooled copper crucible has been developed by using the direct finite difference method.
大多数关于PEMFC数值模拟的研究关注于其在稳定状态下的特征，只有很少的是直接研究瞬态过程的。
Most of the numerical simulations of the research of PEMFC concerned about its characteristics in the state of stability, there are very few studies have focus on the transient process.
大多数关于PEMFC数值模拟的研究关注于其在稳定状态下的特征，只有很少的是直接研究瞬态过程的。
Most of the numerical simulations of the research of PEMFC concerned about its characteristics in the state of stability, there are very few studies have focus on the transient process.
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