| 三角翼前缘脱体涡涡核速度的激光测量 |
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| 引用本文： | 邓有奇.三角翼前缘脱体涡涡核速度的激光测量[J].实验流体力学,1990(4). |
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| 作者姓名： | 邓有奇 |
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| 作者单位： | 中国空气动力研究与发展中心 |
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| 摘 要： | 本文用二维激光多普勒测速仪(LDV)在低速风洞中测量了三角翼旋涡剖面的速度分布,确定了涡核位置和涡核的大小,给出了三角翼旋涡空间位置随迎角的变化。
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| 关 键 词： | 激光多普勒测速仪 脱体涡 速度场 |
LDV MEASUREMENTS FOR LEADING EDGE VORTEX CORE OF A DELTA-WING |
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| Deng Youqi.LDV MEASUREMENTS FOR LEADING EDGE VORTEX CORE OF A DELTA-WING[J].Experiments and Measur in Fluid Mechanics,1990(4). |
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| Authors: | Deng Youqi |
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| Institution: | china Aerodynamics Research and Development Center |
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| Abstract: | The cross section velocitY distributions of a delta wingare measured by means of 2-dimensional LDV in low-speed wind tunnel.The trajectories and size of the vortex core are determined.The traj-ectories of the vortex core of a delta wing which vary with angles ofattack are presented. |
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| Keywords: | Laser doppler velocimeters separation vortex velocity field |
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