The finite element method is used for the three-dimensional flow field calculation in designing centrifugal pump impellers.
为进行离心泵叶轮的三元设计，用有限元方法解决了离心泵叶轮三元流场的计算问题。
The three-dimensional flow field of annular combustor for aero-derivative gas turbine burning gas fuel was numerically simulated.
采用数值模拟方法对燃用天然气的某型航改燃气轮机环形燃烧室进行三维流场分析。
Based on the Reynolds Stress Model, the three-dimensional flow field was numerically simulated using the Reynolds averaged N-S system equations.
从雷诺应力模型出发，通过求解雷诺平均N - S方程组获得三维湍流流场的数值解。
Moreover, a three-dimensional flow field of the retarded adhesive mortar in a single-screw extruder is obtained after supposition, simplification and carrying on the boundary treatment.
结合假设经过简化和边界处理，得出单螺杆挤出机中缓凝砂浆的三维流场。
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；
At the same time calculation of the numerical simulation is carried out on the flow field of HL220 runner. Its result shows that BEM is effective on the calculation of three-dimensional flow field.
并对HL 220转轮流场进行数值模拟计算，结果表明此法是进行三维流场计算的有效方法。
The three-dimensional flow field of a centrifugal impeller for aircraft cooling turbine is computed with quasi-orthogonal surface method including the influence of upstream and downstream conditions.
用任定准正交面方法对一个航空涡轮冷却器的离心压气机叶轮流场进行了三元计算，计算考虑了上下游边界条件的影响。
Three-dimensional flow field in the elutriator of polythene packed system is simulated.
模拟了聚乙烯填充体系淘析器内的三维流场。
The three dimensional flow field of the step cylinder in Hydraulic Control Rod Driving System (HCRDS) is calculated and analyzed with the computational fluid (dynamics) program CFX5 in detail.
应用计算流体力学程序CFX5对水力驱动控制棒步进缸内部的三维流场进行了计算和分析。
The three dimensional flow field for the bell type swirl chamber diesel engine is first calculated. The calculated results and LDV measured data are compared, which show fairly good agreement.
首次对吊钟型涡流室式柴油机的流场进行了3维计算，计算结果与LDV实验结果具有良好的一致性。
The three dimensional flow field for the bell type swirl chamber diesel engine is first calculated. The calculated results and LDV measured data are compared, which show fairly good agreement.
首次对吊钟型涡流室式柴油机的流场进行了3维计算，计算结果与LDV实验结果具有良好的一致性。
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