A three dimensional numerical model of oil spills was developed based on the particle approach.
基于“油粒子”概念建立了模拟海上溢油行为的三维数值模型。
To offer a theoretical foundation for chemical equipment design, three-dimensional numerical simulations are made for compressible turbulent mixing shear layer based on large eddy simulation(LES).
为了加深对复杂流动混合现象的认识,为化工设备设计提供理论基础,用大涡模拟方法对可压缩气体混合层进行了三维数值模拟。
The numerical simulation of three dimensional flows in a steam turbine stage with four different curved stators is completed using commercially available CFD code NUMECA in this paper.
在四种不同弯曲静叶方案下利用CFD流场计算软件NUMECA对某汽轮机弯曲叶片级的内部三维流场进行了数值模拟。
To estimate the geometric characteristics, especially wet areas and section areas, of three dimensional numerical conceptual aircraft models, a method based on surface elements is proposed.
为了获取三维数值化概念机模型的浸润面积和横截面积等几何特性,本文提出了一种基于离散化面元的估算方法。
A three dimensional unsteady numerical model of cemented carbide sinter-HIP furnace was established. The temperature field was simulated and optimized with this model.
建立了硬质合金烧结-热等静压炉内传热的三维非稳态数值仿真模型,对炉内的温度场进行仿真与优化。
The numerical results are given with a three dimensional distribution illtistration.
并给出了数值计算结果和三维分布曲面;
A method of design for the turbine alternator with side intake ducts based on numerical calculation of three-dimensional flow-filed was built.
提出并研究了基于三维流场数值计算的引信用侧进气涡轮发电机的设计方法。
A three-dimensional, baroclinic model with a free surface has been employed to study the circulation characteristics of the South China Sea (SCS) and its mechanism in summerby numerical experiments.
用一个三维、自由表面、斜压海洋模式,通过数值试验的方法对南海夏季的环流特征及其形成机制进行探讨。
A three-dimensional numerical model for laser surface transformation hardening of metals using the finite differential technique is given in this peper.
给出了用有限差分法对金属材料激光相变硬化过程建立的三维数值模型。
The numerical simulation for the three dimensional turbulent flow field of multiply jets mixing with a confined crossflow in cylindrical duct is presented in this paper.
对多股射流与圆柱管中的横流湍流混合的三维流场进行了数值模拟。
There is a difference between the numerical simulation results of two-dimensional and three-dimensional flow field in supersonic inlet, which shows the influence of boundary layer on the side wall.
超声速进气道的三维流场数值模拟结果与二维数值模拟结果存在较明显的差别,说明进气道侧壁附面层的影响不容忽略;
In this paper, by using logical and numerical operating algorithm of the three-dimensional matrix, a new way of obtaining oblique slice image from volume data is introduced.
以核磁共振成像中的任意位置切面视频成像处理问题为例,讨论了以三维矩阵数值运算与逻辑运算为基础的成像算法。
The present paper deals with a reactor network comprehensive model for the engineering use orented three dimensional heat transfer numerical calculation of utility boiler furnaces.
文中介绍一种适合于工程应用的电站锅炉炉膛三维传热值计算的反应器网络综合模型;
A three-dimensional numerical model with free water surface and wall shear stress was used to analyze the water flow affected by piers.
该文采用具有自由水面和河床切应力计算的三维数学模型分析了桥墩群对河道水流的影响。
Three-dimensional numerical simulation method is used in the design of a diesel engines helical intake port for the practical product.
以实际产品为研究对象,将三维数值模拟方法应用于柴油机螺旋进气道的改进设计中。
The groundwater system of Yancheng in Jiangsu Province is a compound aquifer system, three dimensional numerical model is applied and deals with it as inhomogeneous anisotropy aquifer in spatial.
江苏省盐城市地下含水系统为一复合含水层系统,采用真三维模型,将其概化为三度空间上的非均质各向异性。
A three-dimensional numerical analysis model of fluid flow and heat transfer in pulsed current TIG weld pool is developed.
对运动电弧作用下脉冲tIG焊接熔池流场与热场动态变化过程建立了三维数学模型。
To decrease the effect of compression wave, the numerical simulation of a three-dimensional viscous flow induced by a high-speed train entering tunnels with a shaft was made.
为了降低噪声的影响,对高速列车穿越带有竖井的隧道时产生的压缩波进行了三维粘性流场数值模拟。
A numerical method is put forward, which can be used for analyzing the fluid-solid coupling function of gas flow-induced vibrations in a three-dimensional rotor seal system.
提出了分析三维转子密封系统气流激振流固耦合作用的数值计算方法。
Numerical simulation of three dimensional dendritic growth is performed by using a macro micro coupled method and a capturing liquid method.
以相场模型为基础,采用宏微观耦合方法和界面捕获液态方法对铝合金枝晶生长进行模拟计算。
The present paper proposes a fully three-dimensional numerical method for potential flow through an impeller by using nonlinear boundary element method.
针对水力机械转轮中全三维势流流场,本文提出了一种有效的计算方法。
This paper deals with numerical techniques and analysis for three dimensional seepage flow through foundation of a large pumping station and its adjoining earth dam.
本文介绍某大型电排站地基与土坝组合体的三维渗流数值计算及有关方法,该项工作的目的在于应用有限单元法解决较复杂的工程问题。
Numerical simulation of three-dimensional, steady, isentropic, non-symmetrical flow in rocket nozzles is completed using a bicharacteristic method.
利用特征线方法数值模拟了双圆弧和抛物线两种特型喷管中的三维非对称定常等熵的超音速流场。
The main object is to study three-dimensional physical character of gas-solid flow past a circular cylinder by using direct numerical simulation method.
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。
A numerical simulation of the three-dimensional steady flow field in the whole flow field, from the inlet of the collector to the outlet of the diffuser, a 2k70 axial-flow fan is performed.
针对2k70型轴流式通风机从集流器进口到扩散器出口的内部三维全流场做了定常的数值模拟。
By means of finite element method, a numerical simulation of water impact is proceeded for a three-dimensional wedge-shaped structure impacting on the fluid field with a free-surface.
本文采用有限元法,就三维楔形体结构对带自由表面流场的撞水过程进行了数值模拟。
By making use of the semi analytical element method, the three dimensional soil movements problem of pipe jacking is transfered to a one dimensional numerical calculation.
利用半解析单元法将顶管施工中三维土运动问题转化成一维数值计算。
Monte Carlo Method is a good approach for three-dimensional numerical computation of the sediments in pumping station forebay.
为获得较好的流态,泵站前池中常设有整流底坎、导流墩、隔墩,泵站前池内的水流泥沙运动是一种复杂的三维运动。
It guides the formation of the three-dimensional numerical bender's data and supplies a algorithm of checking the accuracy of the drawing through observation the three-dimensional virtual image.
提供了一种通过生成立体的三维虚拟图像来检查设计图纸准确性的计算方法。
The dynamic drawdown forecast was performed and the groundwater management model was developed, based on a numerical quasi-three-dimensional simulation model introduced.
引入准三维流数学模型进行地下水动态预报及建立地下水管理模型。
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