二次流动 meaning in English
secondary flow
Examples
- ( 7 ) the cross - section has significant effects on the secondary flow
门）截面的形状对二次流动的结构影响明显。 - We analyze the effects of the flow parameters and the geometrical parameters on the axial flow , the secondary flow and the friction
分析了各种流动参数和几何参数对轴向速度、二次流动、壁面摩擦力、摩擦系数比的影响。 - ( 4 ) the drag reduction of plane - surfaces with v - shaped grooves is given out by direct numerical simulation , and the drag reduction mechanism in the base of the secondary flow theory is suggested
( 4 )利用直接数值模拟方法求得平板上v ?型条纹表面上的降阻情况，并给出基于二次流动理论的降阻机理。 - On the other hand , this flow is a typical non - linear model and there exists complicated secondary flow on the cross - section , also , a bifurcation will appear on some conditions . this study is signality in theory and has a broad application future
另一方面，旋转曲线管道系统是流体力学非线性的典型模型，在截面上存在形态复杂的二次流动，在某些条件下出现分叉解，深入研究旋转管道流动，具有重要的理论意义。 - The numerical simulation and experimental research made on the characteristics of the clearance cavitations in kaplan turbine are described herein ; in which the analysis mainly is concentrated on the characteristics of leakage - vortex caused by the flow of the clearance between blade tip and blade chamber , that occurs at the front - pressure side of the blade , and the intensity of the secondary - flow - vortex ; furthermore , the relationship in between the leakage - vortex , secondary flow vortex , cavitations and erosion are analyzed as well
摘要对轴流转桨式水轮机轮缘间隙流动及空化特性进行数值模拟和试验研究，重点分析轮缘间隙流动在正面头部泄漏流动所引起的泄漏涡带、二次流动的漩涡强度和空化特性，以及泄漏涡带旋转、二次流动的漩涡与空蚀和磨损之间的关系。