第三,为了计算孔隙模型的微观波及效率,本文给出了驱替液波及边界的定义,并采用速度法确定其在流场中的位置。
Third, in order to calculate microscopic sweep efficiency in pore models, we define sweep boundary of displacement fluid, and determine it by velocity method.
用该模型对在提升管再生器中的再生过程进行了模拟计算,分析了再生器中的温度场和速度场。
With this model, simulations were implemented for a riser regenerator, and the velocity field and temperature field in the regenerator were calculated and analyzed.
建立了多相流模型与算法,给出了云雾区的速度场与燃料浓度分布。
The multiphase flow model and algorithm was setup. The velocity fields and distribution of fuel concentration are given.
本文采用雷诺应力模型对油料储运设备中动态旋流器内速度场进行数值模拟。
The velocity field of dynamic hydrocyclone of oil storage equipment was simulated using reynolds stress model in the paper.
利用数值模拟技术,对台车式热处理炉的速度场进行了数学模型实验研究。
The mathematical model experimental study about velocity field in a car-bottom heat treating furnace is carried out by using numerical simulation technology.
结果表明,模型预测地表速度场和GPS观测结果比较一致。
The calculation result show that the predicted surface velocity field is very consistent with the GPS observations.
在模锻过程可视化研究中,提出采用混合单元模型及整体优化变形速度场的方法对模锻过程进行上限元法模拟。
This paper presents a new method which uses the mixed-unit model and optimizes the global velocity field in the visualization research of die forging process.
在水平轴风力机模型不同尖速比条件下,利用旋转单斜丝热线在风轮下游进行尾迹流场速度测量。
An experimental investigation into the properties of the wake behind a horizontal-axis wind turbine (HAWT) rotor is carried out at model scale, using a single slanted hot-wire probe.
模型中充分考虑了转动附加惯性力对降膜流场中液膜厚度、速度、温度和浓度分布的影响。
The effects of swaying additional inertia forces on the distributions of film thickness, velocity, temperature and concentration of falling film flow field were fully considered.
采用七孔探针对一种边条翼双垂尾布局的飞机模型进行了空间压力场和速度场的测量。
Pressure and velocity fields of spatial cross section on an aircraft model with strake wing and double vertical tails were measured using a seven hole probe.
本文用垂直同轴圆柱环形空间内的螺旋流流场作为钻井井内流体流场的理想化模型,得出了任意纯粘性流体螺旋流流场的速度及排量表达式。
The expressions of velocity and flow rate of helical flow of a general viscous fluid has been obtained by using helical flow in a vertical annular space as an idealized flow model.
用热线风速仪测量了常规层燃炉炉膛和带有偶极子涡流器的炉膛模型拱区的三维速度场。
In this paper, the 3 D velocity fields in the furnaces' arch area for a conventional stock boiler and the model with dipole vortex device were measured by the hot wire aerometer.
基于牛顿流体模型,给出销钉机筒挤出机内销钉附近流场的应力分布和速度分布的数学表达式,提出销钉消耗功率的计算方法。
Mathematical expressions of velocities, shear stresses for Newtonian laminar field near the pins in pin barrel extruder and machine's power are presented.
通过对相似模型中的速度场进行图象采集,经过图象处理与分析,得到了流场内某些点上速度的近似值,并通过插值方法得到全流场的速度。
Using digital process technology, we calculated velocity vectors on points where tracing particles located, and made out the whole flow field by interpolating method.
分析包括两个部分:1流场速度、水面高度的计算;2根据扩散模型计算污染物浓度场。
The analysis is divided into two parts: 1 computation of the velocity flow field and water surface elevation, and 2 computation of the pollutant concentration field from the dispersion model.
利用IFA300型二维恒温热线风速仪系统对双旋流气体燃烧器模型的冷态流场进行了实验研究,测量了流场内不同位置瞬时速度分布及湍流强度特性。
An experimental study was conducted of the cold-state flow field of a dual swirl gas burner model through the use of an IFA300 type two-dimensional constant-temperature hot-wire anemometer system.
根据相似准则设计了一个模型矢流洁净室,实测了室内速度场,得出室内流场的基本特点。
This paper studies the theory of similarity of the vector flow deanroom and presents a model vector flow deanroom which is designed on the basis of the theory.
本文采用雷诺应力模型对油料储运设备中动态旋流器内速度场进行数值模拟。
The flow field of dynamic hydrocyclone was simulated using Reynolds Stress Model in the paper.
采用零方程模型和3点动量风口模型,应用计算流体力学软件PHOENICS模拟了某候机厅空调气流组织方案的速度场和温度场。
Simulates the air distribution in an air conditioned airport ball by PHOENICS using zero equation turbulent model and three point momentum draught model.
通过实验中获得的速度场来验证数值模型的可靠性,而温度场则作为求解能量方程的边界条件。
The measured flow field was used to verify the numerical model and the measured temperature field was used as the boundary condition in solving the energy equation.
通过分析深小锥孔开式冷挤压成形特点 ,描述了其成形极限 ,建立了变形区非稳态连续速度场 ;利用上限原理得到了成形极限的理论模型。
The experiments to explore the rheologic properties of semisolid continuous casting billets of A356 alloy in the semisolid state have been carried out by means of the multifunctional rheometer.
通过分析深小锥孔开式冷挤压成形特点 ,描述了其成形极限 ,建立了变形区非稳态连续速度场 ;利用上限原理得到了成形极限的理论模型。
The experiments to explore the rheologic properties of semisolid continuous casting billets of A356 alloy in the semisolid state have been carried out by means of the multifunctional rheometer.
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