对雷诺实验装置颜色水容器的合理性及影响实验精度的原因进行了研究。
This paper studied the rationality of osborne Reynolds experiment set and reason of affecting experiment precision.
本文采用雷诺应力模型计算了水力旋流器的水相湍流流场,计算结果与实验数据吻合很好。
The turbulent flow in a hydrocyclone is predicted numerically using a Reynolds stress model, and the numerical results agree well with experimental data.
雷诺兹冶金实验室(美国)的水模拟研究可以解释透气砖如何提高搅拌效果。
The improved quality may be explained by water modelling studies performed by the Reynolds metallurgical Laboratory (USA).
模拟结果与已有实验结果吻合,说明采用雷诺应力湍流模型能准确描述超高速离心叶轮中固体颗粒的运动轨迹。
The conclusions show that Reynolds stress model can be used to describe the tracks of particles in the extra-high speed centrifugal impeller accurately.
实验结果表明,在较高的雷诺数下翼型近尾迹流动是一种以旋涡的运动学和动力学特性为主导的湍流剪切流。
The experimental results indicate that the turbulent near wake flow is dominated by the dynamic and kinematic characteristics of vortices at relatively high Reynolds number.
数值实验结果验证了本文方法的精确性、稳定性和对高网格雷诺数问题的强适应性。
Numerical experiments are employed to show that the present method is stable and yields highly approximate solution for high Reynolds number problems.
本文还在实验中成功地捕摄到了具有高阶模式结构特征的射流结构,并验证了小韦伯数和大雷诺数情况下,射流的结构对射流初始扰动的高度敏感性。
Some jet structures characterized by high modes have been obtained in the authors' experiments, showing the high sensitivity of the jet structure to the initial disturbance.
综合理论分析和实验结论,给出微型飞行器低雷诺数二元翼型选型的初步建议。
The purpose of the comparison between computational and experimental results is aimed at some suggestions on the shapes of airfoils at low Reynolds number.
本文对涡轮叶片尾缘中具有束腰结构扰流柱的冷却通道的传热和流动阻力特性进行了实验研究,重点研究了雷诺数、扰流柱的束腰比以及不同组合的影响。
The heat transfer and characteristics of the fluid flow in the duct with waist-shaped pin - fin arrays for the trailing edge of the turbine blade were experimentally investigated.
在实验结果的基础上提出了普朗特摩擦系数关系式的新系数,与常用的摩擦系数关系式相比,扩大了普朗特摩擦系数关系式的雷诺数应用范围。
A new coefficient of Prandtl's relation was obtained from the experimental data. Compared with three conventional relations of friction factor, the range of Reynolds number was extended.
为了解不同的雷诺数和出流比情况下各种因素对压力损失系数的影响,对有侧流梯形扰流柱通道端壁的静压和压力损失系数进行了实验测量。
The effect of each parameter on distribution of static pressure and pressure loss coefficient are found out. Experiments have been carried out in trapezoidal duct with staggered pin fin arrays.
实验中发现气膜孔雷诺数和肋角对流量系数有较大的影响。
It is found in the experiments that film hole Reynolds number and Rib Angle have great influence on film hole discharge coefficients.
在低杂波注入实验中,改变低杂波驱动功率,从而改变边缘电场、等离子体旋转速度和边缘静电雷诺胁强。
During experiments of lower hybrid wave current drive, the change of LHW drive power will be accompanied by the change of the edge electric field, poloidal rotation velocity and Reynolds stress.
实验及计算表明:常用的斯托克斯公式仅适应于颗粒沉降雷诺数较小的情况;
The experiments and calculation indicate that the common Stokes formula is only suitable to the situation with small grain settling Reynold number.
对非牛顿流体在小尺寸方形通道内的低雷诺数受迫对流传热进行了实验研究。
An experimental study has been carried out for the forced convection heat transfer in non-Newtonian fluid in a small scale square duct at low Reynolds Numbers.
在颗粒雷诺数较小范围内,针对不同密度材料颗粒对气相湍流的调制规律进行了实验研究。
This article makes an experimental study of gas-phase turbulence modulation by particles with different material density in small particle Reynolds number range.
本文给出了关于亚临界雷诺数二维圆柱绕流动态特性的实验结果。
The experimental study of the dynamic characteristics of flow past a two-dimensional circular cylinder is described.
计算所得的流线图,涡量分布以及雷诺应力分布具有与实验结果相似的分布规律。
Also the theoretical results of Reynolds Stress variation show good agreement with experimental results.
实验中对不同雷诺数、不同出流比时通道端壁表面的静压分布、压力损失系数、弦向流量分配以及换热系数进行了测量。
Experiment measure static pressure, pressure loss coefficient, flow rate of lateral and heat transfer coefficient of endwall at different re and different lateral-flow ratio (c).
对实验结果进行回归得到了阻力系数与气相雷诺数的关系,并提出了新的气相压降计算模型。
Based on the relationship between the resistance coefficient and gas Reynolds number, a new equation used for the calculation of the pressure drop was derived.
雷诺数越小,摇摆运动的周期越小,最大摇摆角度越大时,实验段摩擦阻力系数波动幅值越大。
The smaller the Reynolds number is, the smaller the rolling period is, and the greater the maximum rolling Angle is, the greater the fluctuations in amplitude of the friction coefficient are.
第一次使用高雷诺数热氧化安定性实验机来定量检测喷气燃料的热氧化安定性。
This thesis for the internal first time puts forward the possibility of using dispersant for improving the thermal oxidation stability of Jet fuel, at same time the dispersant were chosen.
数值实验结果验证了本文方法的精确性、稳定性和对高网格雷诺数问题的强适应性。
Numerical experiments are employed to show that the present method is stable and yields highly approximate solution for high Reynolds number pro...
本文用双通道热线风速仪对低压下V形火焰稳定器后回流区流动特性进行了实验研究,获得了局部平均速度、素流强度、雷诺应力等参数的分布情况。
By using a constant-temperature-type hot-wire anemometer, the flow characteristics of the recirculating region behind the Vee-gutter flame-holder were investigated experimentally at sub-atmosphere.
数值实验结果验证了本文方法的精确性、稳定性和对高网格雷诺数问题的强适应性。
Numerical experiments are employed to show that the present method is stable and yields highly approximate solution for high r...
本文对竖直圆管中超临界压力二氧化碳在低雷诺数条件下的对流换热进行了实验研究和数值模拟。
Convection heat transfer of CO2 at supercritical pressures in a vertical tube at low re was investigated experimentally and numerically.
随振荡雷诺数的增加,两计算流场和实验流场均存在由对称向不对称转化的流动模式的转型。
Besides, transformation of flow pattern exists in all the three fields of OFR with the increase of Re_0.
以空气和水为介质,以三角柱为旋涡发生体,在内径为50mm的水平管和垂直上升管中分别进行实验,分析雷诺数和体积含气率对气液两相流涡街稳定性的影响。
Experiments were performed in horizontal and vertical conduits with diameter of 50 mm respectively, adopting air and water as flow media and a triangular prism as the vortex-forming body.
以空气和水为介质,以三角柱为旋涡发生体,在内径为50mm的水平管和垂直上升管中分别进行实验,分析雷诺数和体积含气率对气液两相流涡街稳定性的影响。
Experiments were performed in horizontal and vertical conduits with diameter of 50 mm respectively, adopting air and water as flow media and a triangular prism as the vortex-forming body.
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