分离流（Separation flow）是由于边界层相对于逆压力梯度行进足够远时，边界层相对于物体的速度几乎下降到零产生流动分离的一种现象。
三角翼大攻角绕流数值模拟研究_翠心居_百度空间 关键词 :三角翼;分离流; 数值方法; 极限环 [gap=818]Key words :delta wing; separation flow; numerical method; limit cycle
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Separation flow will occur when aircrafts fly at high angle, the characteristics of Separation flow have an effect on aircraft performance.
飞行器在做大迎角机动飞行时，流动会发生分离，而分离流的特性对飞行器的性能影响非常大。
参考来源 - 基于NThe automobile external flow field belongs to the typical example of the three-dimensional turbulence. It appears the separated flow in its tail, and the flow is more complicated.
汽车外流场在其尾部出现分离流现象，其典型流动特征为三维、粘性、湍流、分离，而湍流分离流的研究一直是研究的热点和难点。
参考来源 - 汽车外流场数值模拟湍流模型的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
从流调试器中分离流运行时引擎。
后台阶流动不仅是流体力学中复杂分离流的一个典型例子，同时也是许多工程领域中一类常见的流动现象。
Backward-facing step flow is not only a typical example of complex separated flow of fluid dynamics, but also a class of common flow phenomena in many engineering fields.
因此，分析研究阀门段水流急变分离流的流态及其变化规律，对理论研究和工程设计实践都具有重要意义。
Therefore, the analysis of flow pattern and variety regulations of unsteady separated flow behind the reversed tainter valve is of great importance to theoretical study and engineering design.
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