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双方程     
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  two-equation
     The calculation shows that the k-ε two-equation model is applicable to the flow field of large capacity boilers and its result is of great reference value in engineering.
     计算表明:k—ε双方程模型能用于大型炉膛的流场计算,其结果在工程上具有重要的参考价值。
短句来源
     The k-ε two-equation model of turbulence is directly applied to the calculation of three dimensional cold flow field in a large-capacity boiler furnace.
     本文直接将k—ε双方程湍流模型应用于大型炉膛的三维冷态流场计算。
短句来源
     Finally, the internal velocity and pressure distribution in the volute of vortex pump has been achieved by using the SIMPLE algorithm and the turbulent flow model, which is based on Reynolds time-averaged equations and two-equation.
     采用工程实际中广泛应用的湍流模型即基于雷诺时均方程和双方程湍流模型,用SIMPLE算法来求解,给出了旋流泵无叶腔内部速度和压力分布图,并对计算结果进行了分析和研究。
短句来源
     A K-εTwo-Equation Turbulence Model for the Solid-Liquid Two-Phase Flow
     固液两相流中的K-ε双方程湍流模式
短句来源
     SELECTION OF TWO-EQUATION TURBULENCE MODEL FOR COMPRESSIBLE VISCOUS FLOW
     可压缩粘性流动中双方程湍流模型的选择
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  double equation
     Application of Turbulence k-ε Double Equation Mathematical Model in Simulation Calculation of Air Current Organization inside Railway Passenger Car
     紊流k-ε双方程数学模型应用于铁路客车车内气流组织的模拟计算
短句来源
     In the computation used κ-εdouble equation model.
     计算中采用可实现κ-ε双方程模型。
短句来源
     Adopting kε double equation turbulent model, QUICK format, CIMPLE algorithm, and nonuniform crossed grid system, the numerical simulation of three dimensional cold flow field in combustion chamber of Wshaped flame boiler has been carried out, giving out flow field diagram and velocity profile of the typical crosssection, having brought to light the main physical properties of flow in combustion chamber of said boiler.
     采用kε双方程湍流模型、QUICK格式、CIMPLE算法和非均匀交错网格系统,对W型火焰锅炉燃烧室三维冷态流场进行了数值模拟,绘出了典型截面的流场图和速度分布图,揭示了W型火焰锅炉燃烧室内流动的主要特性。
短句来源
     With the theory of turbulence k ε Double Equation mathematical model,the simulation calculation of air current organization inside the railway passenger car(semicushioned seat car),mainly for speed field,temperature field is made.
     运用紊流 k- ε双方程数学模型理论对铁路空调客车 (硬座车 )车内气流组织 ,主要是速度场、温度场进行了模拟计算。
短句来源
     A CFD study was performed using 3D SIMPLE program and k ε double equation turbulence model to analyse the effects of geometries and flow parameters on the penetration and mixing of transverse jet.
     采用三维SIMPLE程序和k-ε双方程湍流模型对三维受限垂直射流进行数值模拟,研究了不同的几何变量和流动参数对射流穿透和混合的影响。
短句来源
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  two equation
     For the anisotropic stratified flow, the basic physical characteristics are retained and well reflected in the algebraic model for Reynolds stress and scalar flux compared with the two equation k ε turbulence model, indicating that the calculational results are reasonable.
     对于各向异性的分层流 ,代数应力通量模型与双方程k ε模型相比 ,更好地保留与模拟了其基本物理特征 ,所得结果更趋合理 .
短句来源
     To describe the turbulent flowing of melt in aluminum reduction cells, Navier Stokes equation with "k ε" two equation turbulence model is adopted.
     采用k ε双方程模型封闭的Navier stokes方程描述铝电解槽内熔体的湍流流动。
短句来源
     k-ωTwo Equation Turbulence Model of Charged Liquid Flow
     荷电流体k-ε双方程湍流模型的建立
短句来源
     The mathematical model uses vorticity and stream function as chief dependent variables, together with K-e turbulence two equation model, the buoyancy model for two phase region and the newly defined boundary conditions. The computed velocity distribution and flow pattern are in agreement with those obtained from experiments.
     以流函数、涡量为主要应变量,采用K-8湍流双方程模型,气液两相区的浮力模型及边界条件构成数学模型,应用spalding计算湍流迥流的方法,数值求解得到熔池流场涡量、流函数、湍动能、湍动能耗散率、涡旋粘性系数、速度、含气率及密度等的分布,计算的速度分布及流谱与实验测定的相吻合。
短句来源
     In the foundation of AIRPAK2.1 edition of FLUENT commercial software, the thesis adopts standard K-εtwo equation model and momentum method to build up HEPA supply outlet CFD model. The supply air and indoor air distribution of the most used three types of HEPA supply outlet GF01-1.0,GF01-0.5 and GF03-1.0, with diffusion panel under different perforation ratio are numerical simulated.
     课题选择 FLUENT 商业软件 AIRPAK2.1 版本,采用标准 K-ε双方程模型,用动量方法建立乱流洁净室内高效过滤器送风口的模型,数值模拟了常用的GF01-1.0 型,GF01-0.5 型和 GF03-1.0 型三种高效过滤器送风口扩散板的在不同开孔情况下对于送风气流的扩散效果和室内气流分布的影响。
短句来源
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  double-equation
     After a detailed study of various turbulent flow models, the authors used a q-ω low-Reynolds double-equation turbulence model and a high-accuracy higher-order numerical method (the LU-SGS-GE implicit method and the fourth-order MUSCL TVD scheme) to analyze the attached flow, light stall and deep stall of an oscillating airfoil.
     在研究湍流模型的基础上 ,采用了 q-ω低 Reynolds数双方程湍流模型 ,并采用了一种高精度、高分辨率的数值计算方法 (L U- SGS- GE隐式算法和四阶 MUSCL TVD格式 )数值模拟了振动机翼周围的附着流动、轻度失速和深度失速非定常流场。
短句来源
     The CFD simulation is carried out by simulating oncomputer the indoor airflow field of the vector-flow clean sickroom under non-built and as-builtstation on the basis of κ-εdouble-equation turbulent flow model, by means of limited volumemethod and using airpak commercial software package, thus educing the distribution characteristicof indoor flow field.
     CFD模拟根据标准κ-ε双方程紊流模型,采用有限容积法,利用Airpak商业软件包对矢流洁净病房在空态和静态下室内气流场进行了计算机模拟,得出室内流场的分布特性。
短句来源
     It is because that the calculationresults with the standard κ-ε double-equation turbulence model is not ingood agreement with the authors' experimental ones.
     这是因为用标准的k-ε双方程紊流模型,发现其计算结果与作者的试验结果不够吻合。
短句来源
     By employing the projection method and the mixed difference to set up interlace grid, this paper calculates the aerodynamics in a 600 MW tangential-fired utility boilers on the basis of k - εdouble-equation turbulent model.
     本文在k-ε双方程湍流模型基础上,应用投影法,通过混合差分建立交错网格,对某600MW机组切向燃烧煤粉锅炉炉内气流的流动过程进行了计算机辅助数值试验(CAT).
短句来源
     The RNG k-ε double-equation turbulence model is applied to simulate the 3-D submerged jet flow to investigate the influence of aspect ratio of flip bucket jet on impact pressure acting on the floor of plunge pool.
     为了探求高拱坝溢流水舌截面形状对下游水垫塘底板动水冲击压力的影响,应用RNGk-ε双方程紊流模型对三维淹没冲击射流进行了数值模拟计算。
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  two-equation
The flow past a circular cylinder with an isothermal surface at Mach numbers M∞=2 and 5 and Reynolds numbers ranging from 104 to 108 is investigated on the basis of the Reynolds equations using a differential two-equation turbulence model.
      
We present a new version of the two-equation turbulence model, which makes it possible to calculate continuously the entire flow range from laminar to turbulent, including transition, in the case of a time-periodic, high-turbulence-level freestream.
      
The modified two-equation model and the EDC turbulent combustion model are used for the gas phase.
      
The presented analysis is based on numerical simulations by means of N-S compressible solver with a two-equation turbulence model.
      
In this paper, a method where a dynamic equation of intermittency combining with a two-equation k-ω turbulence model is described.
      
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  double equation
This double equation for p is a potential source of inconsistency for the framework and shows that the system is overconstrained.
      
  two equation
RNG k-ε two equation turbulence model was used to simulate the model with unstructured mesh.
      
Parameters that need to be fitted in High-Strength concrete mix proportion experiment and two equation models that are referenced in the experiment are discussed.
      
Transformations that maintain invariant the spin-two equation presented by Galles are considered.
      
It is found that the Einstein equation coincides with the spin-two equation, in the case of weak gravitational field.
      
Using behavorial models of utility maximization on the part of communities and criminals, a two equation model of police expenditure and auto theft is derived.
      
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