The rotor tip leakage vortex has a stronger influence on the downstream endwall flow than the rotor wake.
同转子尾迹相比,转子叶尖泄漏涡对静子尖区的影响更为明显和深远。
The tip leakage vortex may have greater effect than other vortexes, that is consistent with the experimental results.
不同二次流与叶片颤振的相关性中尖部漏流涡对叶片气弹稳定性的影响较大。
The radial component is the highest of the three turbulence intensities in the corner vortex or leakage vortex region.
角区旋涡及泄漏涡影响区域紊流强度较高,其中径向分量最高,远大于轴向和切向分量。
The results showed that the main flow rolled up the leakage flow of the tip clearance and generated the tip leakage vortex.
结果表明:叶顶间隙气流与主流发生卷吸而生成泄漏涡。
Suppressed by the up passage vortex at upstream side of blade, the intensity and scale of the tip clearance leakage vortex is decreased.
渐缩型间隙在叶片前半轴弦受到上通道涡的抑制,减少了叶顶间隙泄漏涡的强度和范围;
The wake is mixing with the last rotor tip leakage vortex in the stator passage, leading to more substantial fluctuations in the flow field.
转子尾迹在静子通道内追赶上从前一转子叶片通道内下来的叶尖泄漏涡,二者的相互作用和掺混导致静子尖区更为复杂的二次流动。
The velocity vector and vortical contour in three different circumference positions were successfully acquired and the structure of the tip leakage vortex was clearly illustrated.
测量得到了三个不同周向位置下的涡量图和速度矢量图,并观测到了叶顶泄漏涡的涡旋结构。
In the experiments on the labyrinth models 10 times greater than the prototypes, no unusual vortex structure was found, and no abnormal phenomenon happened either from the leakage measurements.
在对10倍于原型的试件进行的水流模拟试验中,未观察到异常的旋涡结构,在泄漏量测量中也未发现类似的“反常”现象。
The second part studies and analyzes the tip leakage flow and tip vortex.
第二部分对叶顶间隙泄漏流动和叶尖涡进行了研究分析。
The design method and the prodution technology of the high temperature electric vortex leakage sensor is proposed.
给出了高温型电涡流间隙传感器的设计方法和产品生产工艺。
The results show that the tip leakage flow vortex has a great effect on the blade aeroelastical stability and large tip leakage vorticity may restrain blade flutter.
计算结果表明,漏流涡对叶片气弹稳定性影响较大,大涡量的漏流涡能抑制叶片颤振发生。
The results show that the tip leakage flow vortex has a great effect on the blade aeroelastical stability and large tip leakage vorticity may restrain blade flutter.
计算结果表明,漏流涡对叶片气弹稳定性影响较大,大涡量的漏流涡能抑制叶片颤振发生。
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