| 连续式跨声速风洞设计关键技术 |
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| 引用本文： | 廖达雄,陈吉明,彭强,柳新民.连续式跨声速风洞设计关键技术[J].实验流体力学,2011,25(4):74-78. |
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| 作者姓名： | 廖达雄 陈吉明 彭强 柳新民 |
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| 作者单位： | 中国空气动力研究与发展中心空气动力学国家重点实验室,四川绵阳,621000 |
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| 摘 要： | 为研制先进飞行器,除了提高现有风洞试验测量精度和改进试验技术外,必须建立高性能连续式跨声速风洞试验设备,解决飞行器高速风洞试验模拟能力和精细化模拟问题.以试验段尺寸0.6m×0.6m连续式跨声速风洞设计为例,给出了风洞总体设计方案,分析了如何降低风洞气流脉动、如何改善风洞流场品质、提高风洞运转效率和拓展风洞试验能力等关键技术途径.该风洞作为大型连续式跨声速风洞的引导风洞,方案设计主要采用了高压比压缩机驱动系统、半柔壁喷管、低噪声试验段、高性能换热器和三段调节片加可调中心体式二喉道等新型技术.
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| 关 键 词： | 连续式风洞 跨声速风洞 低噪声 风洞设计 关键技术 |
Key design techniques of the low noise continuous transonic wind tunnel |
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| LIAO Da-xiong,CHEN Ji-ming,PENG Qiang,LIU Xin-min.Key design techniques of the low noise continuous transonic wind tunnel[J].Experiments and Measur in Fluid Mechanics,2011,25(4):74-78. |
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| Authors: | LIAO Da-xiong CHEN Ji-ming PENG Qiang LIU Xin-min |
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| Institution: | LIAO Da-xiong1,2,CHEN Ji-ming1,PENG Qiang1,LIU Xin-min2(1.State Key Laboratory of Aerodynamics,Mianyang Sichuan 621000,China,2.Facility Design and Instrumentation Institute,China Aerodynamics Research and Development Center,China) |
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| Abstract: | In order to develop advanced aircrafts,the high-performance continuous transonic wind tunnel should be constructed to get test simulation capability and to reach a refined simulation for the aircraft in high-speed wind tunnel except that the measurement accuracy of current wind tunnel tests and the testing techniques should be improved.This paper presents the general design project of the 0.6m low-noise continuous transonic wind tunnel.The measures to reduce the flow pulsation,improve the flow quality,incre... |
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| Keywords: | continuous wind tunnel transonic wind tunnel low noise wind tunnel design key technique |
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