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直升机红外抑制器红外辐射特性的数值研究和实验验证

Keywords: 红外抑制器红外辐射数值计算逆向蒙特卡罗法

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Abstract:

对波瓣喷管一弯曲混合管构成的直升机红外抑制器内空气动力学特性和红外辐射特性进行了数值研究,在计算过程中,有机地将三维流场数值计算、壁温计算与红外辐射计算结合起来,与相关实验数据的对比验证表明计算结果与实验结果仅相差15%左右,且红外辐射强度空间分布规律一致;通过对不同缩比模型的数值计算,揭示了模化比对壁面及羽流的红外辐射特性的影响规律,计算结果符合物理过程本质.

References

[1]  Francois T.Internal aerodynamics of infrared suppressors for helicopter engines[ R].40th Annual National Forum of the American Helicopter Society,1984:1-14.
[2]  ZHANG Jing-Zhou,LI Li-Gao,GAO Chao,et al.An experimental study on a lobed nozzle of an infrared suppression system[J].Journal of Aerospace Power(张靖周,李立国,高潮,等.波瓣喷管红外抑制系统的实验研究.航空动力学报),1997,12(2):212-214.
[3]  Presz W M,Gousy R G,Morin B L.Forced mixer lobes in ejector designs[ R].AIAA Paper,1986:86-1614.
[4]  Presz W M,Morin B L,Blinn R F.Short efficient ejector systems[ R].AIAA Paper,1987:87-1837.
[5]  Liu Y H.Experimental and numerical investigation of circularly lobed nozzle with/without central plug [ J ].International Journal of Heat and Mass Transfer,2002,45:2577-2585.
[6]  SHAN Yong,ZHANG Jing-Zhou.Numerical computation and examination of a lobed mixer-ejector [ J ].Journal of propulsion technology(单勇,张靖周.波瓣喷管引射-混合器的数值研究与验证.推进技术),2004,25(4):320-324.
[7]  ZHANG Jing-Zhou,LI Li-Guo,GAO Chao.Model experiments of infrared suppressor for helicopter exhaust system[J].J.Infrared Millim.Waves(张靖周,李立国,高潮.直升机排气系统红外抑制器的模型实验研究.红外与毫米波学报),2005,24(2):125-129.
[8]  TAO Wen-Quan.Numerical Heat Transfer [ M ].Xian:Xi\'an Jiaotong Vniversity Press(陶文铨.数值传热学.西安:西安交通大学出版社),1992.
[9]  Michael F.Modest backward monte carlo simulations in radiative heat transfer [ J ].Journal of Heat Transfer,2003,125(57).
[10]  LU Xiao-Dong,Hsu Pei-Feng.Reverse Monte Carlo method for transient radiative transfer in participating media[ C ].ASME International Mechanical Engineering Congress Washington,D.C.,2003,15-21.
[11]  YU Qi-Zheng.The Theory of Radiation Heat Exchange[M].Harbin:Harbin Institute of Technology Press(余其铮.辐射换热原理.哈尔滨:哈尔滨工业大学出版社),2000.
[12]  Ludwig C B,Malkmus W,Reardon J E,et al.Handbook of infrared radiation from combustion gases [ R ].NASA SP-3080,1973.
[13]  LIU Lin-Hua,DONG Shi-Kui,YU Qi-Zheng,et al.Atmospheric mean transmittance in wavelength interval 0.1μm from infrared 1 to 14μm,(Ⅰ) Transmittance of carbon dioxide [ J ].Journal of Harbin Institute of Technology (刘林华,董士奎,余其铮,等.红外1~14μm波长间隔0.1μm上大气平均透过率,(Ⅰ)二氧化碳的透过率.哈尔滨工业大学学报),1998,30(5):8-12.
[14]  LIU Lin-Hua,DONG Shi-Kui,YU Qi-Zheng,et al.Atmospheric mean transmittance in wavelength interval 0.1tμm from infrared 1 to 14 μm,(Ⅱ) Transmittance of water vapor[J].Journal of HarbinInstitute of Technology(刘林华,董士奎,余其铮,等.红外1~14μm波长间隔0.1μm上大气平均透过率,(Ⅱ)水蒸汽的透过率.哈尔滨工业大学学报),1999,31(6):75-78.
[15]  XU Nan-Rong,BIAN Nan-Hua.Infrared Radiation and Homing [ M ].Beijing:National Defence Industry Press (徐南荣,卞南华.红外辐射与制导.北京:国防工业出版社),1997.
[16]  DU Zhao-Hui,ZHONG Fang-Yuan,ZHAO Yan.Effecct of scale factor on infrared radiation characteristics of marine exhaust system with infrared signature suppression device and its correction[J].J.Infrared Millim.Waves(杜朝辉,钟芳源,赵岩.模化比对船用排气红外抑制装置红外辐射特性的影响及修正.红外与毫米波学报),2001,20(6):437-441.
[17]  Power G D,McClure M D,Vinh D.Advanced IR suppressor design using a combined CFD/test approach[ R].AIAA Paper,1994:94-3215.

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