| 电子束技术测量低密度风洞氮气流振动温度、转动温度及数密度 |
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| 引用本文： | 叶希超.电子束技术测量低密度风洞氮气流振动温度、转动温度及数密度[J].实验流体力学,1989(1). |
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| 作者姓名： | 叶希超 |
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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： | 本文给出了用电子束荧光技术测量高超音速低密度风洞3~#及2~#喷管的氮气自由流中的转动温度、振动温度及数密度的实验结果。试验表明了电子束荧光技术对于低密度风洞流场校测是很有用的手段之一。
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| 关 键 词： | 振动温度 转动温度 数密度 电子束荧光技术 |
MEASUREMENT OF VIBRATIONAL TEMPERATURE,OTATIONARL TEMPERATURE AND NUMBER DENSITY IN NITROGEN FLOWS OF LOW DENSITY WIND TUNNEL USING ELECTRON BEAM TECHNIQUE |
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| Ye Xichao.MEASUREMENT OF VIBRATIONAL TEMPERATURE,OTATIONARL TEMPERATURE AND NUMBER DENSITY IN NITROGEN FLOWS OF LOW DENSITY WIND TUNNEL USING ELECTRON BEAM TECHNIQUE[J].Experiments and Measur in Fluid Mechanics,1989(1). |
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| Authors: | Ye Xichao |
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| Institution: | China Aerodynamics Research and Development Center |
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| Abstract: | The paper described the experimental results to measurerotational and vibrational temperature and number density in nitrogenflows by electron beam fluorescent technique,which was operated at3and 2 nozzle of hypersonic low density wind tunnel,It showedthat the electron beam fluorescent technique is one of the useful meansto calibrate the flow field in low density wind tunnel. |
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| Keywords: | vibrational temperature rotational temperature numberdensity electron beam fluorescent technique |
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