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- The experiment indicated that the averaged heat transfer coefficient on the main disk increases with the increase of cooling air Reynold number and Grashoff number,and decreases with the increase of rotating Reynold number. 实验发现,主盘平均换热系数随冷气雷诺数的增大而增加,随旋转雷诺数的增加而下降,随哥拉晓夫数的增加而增加。
- The magnitude of them was governed by two nondimensional fluid-dynamic parameters: rotational Reynolds number, nondimensional mass flow rate. 分析了转速、冷却气体流量对换热特性的影响,并给出了无量纲经验关系式。
- rotating Reynolds number 转动雷诺数
- Stokes' law applies when the Reynolds number is less than 0.1. 雷诺数小于0.;1时,斯托克斯定律适用。
- Rotational reynolds number 旋转雷诺数
- The Baldwin Lomax turbulence model was used for high Reynolds number flows. 湍流计算采用了Baldwin-Lomax代数模型.
- the average Sherwood number doesn't change at low rotational Reynolds,while it increases with rotational Reynolds for larger rotational Reynolds numbers; 在较低旋转雷诺数下,平均舍伍得数基本保持不变,在较高旋转雷诺数下,平均舍伍得数随旋转雷诺数的增大而增大;
- Reynolds number effects on Strouhal number are very important in the study on Reynolds number of bridge decks. 斯特罗哈数的雷诺数效应是桥梁断面雷诺数效应研究中的一个重要问题。
- If the Reynolds number is large the flow is no longer laminar as the particles tend to move in a random manner. 如果雷诺数很大,由于流体质点变成杂乱无章的运动流动不再是层流。
- The linear scaling and the Reynolds number represent classical, aerodynamic similitude requirements applicable to law-speed flight. 线性缩尺和雷诺数是低速飞行时经典的气动力模似要求。
- This turbulence caused the flow pattern in the tunnel to be similar to the flow pattern in free air at a higher Reynolds number. 这种紊流使风洞内的流谱与在较高的雷诺数下自由气流中的流谱相似。
- The sensible heat factors are found to increase with both Reynolds number and inlet temperature of cold water. 湿盘管的热传量随著入口风速与鳍片数目的增加而增加,显热比及除湿率亦随著风速增加而增大。
- The gas coherent structure influence of different Reynolds number on par tide dispersal was analyzed. 分析比较了不同雷诺数下气相拟序结构对于颗粒扩散的影响。
- The friction drag coefficient increases with increasing afterbody fineness ratio and decreasing Reynolds Number. 后体摩擦阻力系数分别随后体的长细比的增加和雷诺数的减小而增加;
- It is discovered that arousing Reynolds number by changing flow change the character of vortex in flume. 结果表明,通过改变流量引起雷诺数的变化,改变了水槽内涡流的特性。
- Roughness coefficients are closely related to Reynolds number,but the tendencies are quite different. 在坡度较缓的坡面上,阻力系数随雷诺数的增大而减小。
- The flow regulation behavior of collapsible tubes under high Reynolds number are analyzed. 摘要 分析了大雷诺数下软管的流量调节行为;
- The critical Reynolds number decreases under the countercurrent shear and increases under the cocurrent shear. 反向切应力使临界雷诺数增大,同向切应力使其减小;
- In a Reynolds number range of 150<6500, a particle image velocimetry (PIV) is used to measure and visualize the 2D flow over a backward facing step. 利用粒子图像测速技术(PIV),对雷诺数150<6500范围二维后向台阶的流动进行详细观测。
- A discussion about the effect of flow parameters is given and a relationship between reattachment length and Reynolds number is obtained. 讨论了流动参数对流动结构的影响,并给出了再附长度与流动参数的关系。