开发了与全三维紊流模型连接计算的泥沙模型。
A sediment transport model of bed load that interacts with 3d turbulent flow was developed.
浮射流紊流模型的求解采用有限体积法与SIMPLE算法。
Finite volume method and SIMPLE algorithm are used to obtain the solution of the buoyant jet turbulent model.
本文采用流体动力学三维紊流模型对大棚内部流场进行数值模拟。
Velocity field inside the greenhouse is studied by numerical simulation theory of 3d turbulent model of CFD.
本文采用双流体大涡紊流模型对静水中泥沙云团下落过程进行了研究。
Two-fluid large eddy turbulence model is applied to research the movement of the sand clouds in quiescent water.
采用一种半隐式三维海洋紊流模型对杭州湾及长江口附近的潮流场进行了数值模拟。
A semi implicit three dimensional ocean circulation model is employed to simulate the tidal flow of Hangzhou Bay and Changjiang river estuary.
最后，利用导出的浮力紊流模型研究了因温度和盐度的组合作用引起的浮力流动特征。
Finally, the proposed anisotropic buoyant turbulence model is applied to study turbulent density flows with combined temperature and salinity discharging into a tank with a slope bottom.
通过建立一个垂直二维紊流模型来模拟管道周围流场。建立泥沙冲刷模型来模拟海床底面变化。
A vertical two-dimensional flow model is developed to model the current around pipeline. A scour model is developed to model the change of bed level.
采用试验和三维紊流模型相结合，对长方体边墩在不同纵向宽度条件下的回流长度变化规律进行了研究。
The relationship between the longitudinal dimension of an abutment and the recirculation length behind it is established based on the experimental data and the numerical results using a 3D model.
经抽样检验，这样生成的紊流场的相关函数基本上符合紊流模型的相关特性，因而证实了该方法的可行性。
The correlation of so generated turbulent field is found to be in good agreement with the theoretical correlation of the Dryden model, thus the feasibility of the proposed method is verified.
在双时间尺度紊流模型的基础上，对线性涡粘性模型进行了修正，建立了封闭的非线性双时间尺度紊流模型。
Based on the modified nonlinear algebraic stress model for turbulent flow, a closed non-linear multiple time scale model is established.
采用作者给出的三维紊流模型，结合混合有限分析法及交错网格对浅水型河道中扩散器垂向排放的流动进行了数值计算。
A three dimensional mathematical model for calculating the steady flow of multiple non buoyant turbulent jets in a cross flowing is present in this paper.
基于RNG紊流模型，采用VOF法、空度法和璧面函数法分别处理自由面、不规则边界和壁边界，对丁坝附近的水流进行了模拟和研究。
RNG turbulent model combining with VOF method, porosity method and wall function was used to simulate and research the flow around a spur-dike.
论文包括四部分：气动分析与计算理论、紊流风场模型、动态失速模型、组件软件开发。
This paper includes four sections: aerodynamic analysis and calculation, turbulent wind field model, dynamic stall model, develop software with COM.
论文包括四部分：紊流风场模型、风力机载荷分析、风力机叶片载荷分布、风力机叶片可靠性分析。
The paper includes four parts: turbulence wind field model, the load of the wind turbine, the load distribution of wind turbine blade, the wind turbine reliability analysis.
该模型从本质上反映了因流线差异造成的粘性附加压降损失和高速紊流效应造成的惯性附加压降损失。
It can basically reflect the additional viscosity pressure drop due to flow path difference and additional inertial pressure drop due to high speed convergent flow.
摘要采用层流和紊流两种模型对水平管外垂下液膜的强制对流蒸发换热性能进行了数值计算。
Numerical analyses and experiments were carried out to obtain the evaporating heat transfer characteristics of falling film on horizontal heated single tube and tube arrays.
本文将代数应力模型推广应用于具有起伏表面的紊流数值计算。
The algebraic stress model has been used in this paper to calculate the turbulent flow with wavelike free surface.
计算表明，VOF紊流数学模型是一种处理复杂自由表面的有效方法。
The simulative computation indicates that the VOF turbulent flow mathematical model is an effective method for processing complex free surface.
采用紊流射流理论推出了新的壁面射流计算公式，并在正确描述喷注贯穿的基础上建立了有涡流作用的空气卷吸模型。
The theory of turbulent jet has been employed to induce new formulas for wall jet, and on the base of correct spray penetration, air entrainment model in swirl field has been built.
从模型的结构可知，本模型较好地反映了各向异性紊流特征及分层与紊动的相互影响等。
According to the structure of model, it can be believed that the present model reflects the feature of anisotropic turbulence and the interaction between stratification and turbulence reasonably.
在模拟的紊流风场中，应用这一方法对平板和江阴长江大桥的节段模型进行了试验，识别了其气动导数。
A thin plate and the sectional model of the Jiangyin Bridge were tested in turbulent wind in a wind tunnel to extract their flutter derivatives.
通过计算结果及实验数据的比较可知，本文采用的亚网格尺度模型可以用来模拟模型燃烧室紊流流场及稳定器后面回流区的流动情况。
By the comparison of simulation results and experiment data, the subgrid scale models can simulate the transient turbulent flow and recirculation zone behind the bluff body stabilizer.
本文采用三种不同亚网格尺度模型对带有V型稳定器的模型燃烧室二维瞬态紊流流动进行了大涡模拟。
The transient turbulent flows were predicted by large eddy simulation in a model combustor with a V gutter flame holder.
考虑弯曲边界曲率效应对水流水力特性的影响，建立了正交曲线坐标系下的紊流数学模型。
This paper is concerned with a turbulence mathematical model under orthogonal curvilinear coordinates including the effects of streamline curvature on turbulent flow.
总体上，基于紊流混合长理论的模型，形式简单，但适用范围有限。
Generally speaking, the models based on the turbulence mixing theory are formally simple, but have a limited application area.
研究低压轴流风机的设计参数与优化模型，探讨分析其参数对紊流噪声所具有的影响，从而降低低压轴流风机的噪声。
The design parameters and optimized models of low voltage axial fan are researched, the influence that the parameters on turbulence noise is also analyzed.
对于复杂的飞行任务，有必要生成二维紊流场模型，从而更准确地反映扰动情况。
It is necessary to build two dimensional turbulence model for the complex flight mission, thereby describing the true situation.
应用紊流代数应力模型计算了简单边界条件下淹没碰壁射流的扩散规律及紊动特性，对计算结果与试验实测资料作了比较。
An ASM turbulence model was used to calculate the expansion and turbulence characteristics of the submerged impinging jets, and the calculated results was compared with experimental data.
本文论述了紊流型泥石流河道模型试验的相似理论。
This paper deals with the laws of similarities about the turbulent mudstone flow for the model experiment.
根据窦国仁的紊流随机理论，建立了一种模拟河口海岸水域中航槽三维流动的数学模型。
A 3d numerical model is established based on the stochastic turbulence theory developed by Dou Guoren, which can simulate flow in dredged channels in coastal and estuarine areas.
应用推荐