The Vortex Tube的意思|示意

In case of the turbine is operated departing the optimum condition, the low presure and the vortex band will be established in the draft tube centre by the flow circulation.

水轮机在偏离最优工况运行时，水流的环量会使尾水管中心产生低压并形成涡带。

This is caused principally by the vortex core of whirling water in the draft tube.

这种振动主要是由尾水管中的旋涡带所致。

Though the structure of vortex tube is simple, the mechanism of energy separation is very complicated, so the researchers have not come to a conclusion.

尽管涡流管结构十分简单，但涡流管内能量分离物理机制极其复杂，研究者至今尚未达成共识。

The results show that the vortex board has the same cooling performances as vortex tube, which will lay a foundation for further study on the turbulent flow board.

研究结果表明：涡流板同单管涡流管相比具有相同的制冷性能，为涡流板进一步研究奠定了基础。

The characteristic of heat transfer enhancement and the fluid flow of the fiat tube bank fin exchanger which has vortex generators on both sides of the fin were investigated by using numerical method.

采用数值模拟的方法，研究了流道内上下两肋片均布置有涡产生器的扁管管片式散热板芯的传热与阻力特性，并与流道单面布置涡产生器的换热板芯进行了对比。

Results show that gas expansion in central region of vortex chamber caused by swirling flow is an important reason for the refrigerating effect of vortex tube.

结果表明：涡流导致涡流室中心区域气流膨胀是涡流管产生制冷效应的一个重要原因。