The result showed that the stream function of vortex tube was expressed as the superposition of the stream functions of vortexfilament within the vortex core.
结果显示：涡管流函数是时间的周期函数，并被表征为一系列在涡核内均匀分布螺旋涡丝流函数的叠加。
2
The present invention can improve applied force strength of vortexfilament body tongue on moving disk and static disk, and can increase of service life availably.
本发明能增强动、静盘涡旋线体舌的受力强度，可有效的延长使用寿命。
3
The thin vortexfilament deforms three-dimensionally in the braid and generates stream-wise vortex structures which incline to the region maximum deformation direction of the flow field.