| 高位垂直进气转静系旋转盘腔流场的实验 |
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| 引用本文： | 陶智,高娟,蔡毅,丁水汀,罗翔,邹正平.高位垂直进气转静系旋转盘腔流场的实验[J].航空动力学报,2007,22(3):347-351. |
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| 作者姓名： | 陶智 高娟 蔡毅 丁水汀 罗翔 邹正平 |
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| 作者单位： | 1. 北京航空航天大学,能源与动力工程学院,航空发动机气动热力重点实验室,北京,100083
2. 西安航空发动机(集团)有限公司,西安,710021 |
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| 摘 要： | 利用粒子图像测速技术(简称PIV)对高位垂直进气的转静系旋转盘腔流场进行了实验研究.该盘腔由一个旋转盘、一个静止盘及静止的外围盘罩组成.实验结果表明:PIV粒子成像技术可以应用于旋转盘腔结构的流场测试,在本实验的工况范围内,大部分区域的流动已为湍流,两盘间的流动结构明显具有Batchelor流型的特点,转盘和静盘两个表面附近形成各自独立的边界层,两边界层之间有一个旋转核心,核心区内旋流系数β比大间隙封闭系统湍流流动时旋流系数的值0.43要小.流量系数和旋转雷诺数的变化对旋流系数β的影响较小,但转静间隙的变化对β的影响较为显著.
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| 关 键 词： | 航空、航天推进系统 转静系 旋转盘腔 PIV 流场 旋流系数 旋转盘 腔流场 实验 inflow disk stationary flow field investigation 大间隙 影响 变化 旋转雷诺数 流量系数 内旋流 湍流流动 封闭系统 核心区 边界层 表面 静盘 |
| 文章编号： | 1000-8055(2007)03-0347-05 |
| 收稿时间： | 2006/3/27 0:00:00 |
| 修稿时间： | 2006年3月27日 |
Experimental investigation of the flow field between a rotating and a stationary disk at high-positioned air inflow |
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| TAO Zhi,GAO Juan,CAI Yi,DING Shui-ting,LUO Xiang and ZOU Zheng-ping.Experimental investigation of the flow field between a rotating and a stationary disk at high-positioned air inflow[J].Journal of Aerospace Power,2007,22(3):347-351. |
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| Authors: | TAO Zhi GAO Juan CAI Yi DING Shui-ting LUO Xiang and ZOU Zheng-ping |
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| Institution: | National Key Laboratory on Aero-Engines, School of Jet Propulsion, Beijing University of Aeronautics and Astronautics, Beijing 100083, China;National Key Laboratory on Aero-Engines, School of Jet Propulsion, Beijing University of Aeronautics and Astronautics, Beijing 100083, China;Xi'an Aero-Engine(GROUP) LTD, Xi'an 710021, China;National Key Laboratory on Aero-Engines, School of Jet Propulsion, Beijing University of Aeronautics and Astronautics, Beijing 100083, China;National Key Laboratory on Aero-Engines, School of Jet Propulsion, Beijing University of Aeronautics and Astronautics, Beijing 100083, China;National Key Laboratory on Aero-Engines, School of Jet Propulsion, Beijing University of Aeronautics and Astronautics, Beijing 100083, China |
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| Abstract: | |
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| Keywords: | aerospace propulsion system rotating-stationary-disk system rotating cavity Particle Image Velocimetry(PIV) flow field relative rotational speed |
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