The result shows that there exists neither flow separation nor apparent wake flow within an non-overload centrifugal impeller.
结果表明，无过载离心叶轮内部流动既没有出现分离，也没有明显的尾迹区存在。
A modified trailing vortex wake model of propeller is introduced to describe the distortion and separation of the trailing vortex sheet.
采用了一个修正的螺旋桨尾涡模型，来模拟导管螺旋桨尾涡片的扭曲变形及分离现象。
The numerical simulation demonstrate the details of the flow separation, the wake formation and the secondary flows development.
侧重分析了叶轮内部分离流动和射流尾迹区的形成和特点。
According to the aircraft wake separation, the algorithm use biological evolution theory to find a more reasonable sequence to decrease the cost of total aircraft delay.
根据飞机尾流间隔要求，利用生物进化理论，找到更合理的航班着陆队列，减小了航班的总延误成本。
Not only the wake contraction but also the tip vortices separation has been taken into account.
本文在考虑了尾涡收缩的同时，还计入了桨叶梢涡分离。
Not only the wake contraction but also the tip vortices separation has been taken into account.
本文在考虑了尾涡收缩的同时，还计入了桨叶梢涡分离。
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