| 航空发动机内燃烧过程的仿真分析 |
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| 引用本文： | 李彦旭,崔占忠,徐立新,陈曦.航空发动机内燃烧过程的仿真分析[J].弹箭与制导学报,2009,29(5). |
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| 作者姓名： | 李彦旭 崔占忠 徐立新 陈曦 |
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| 作者单位： | 1. 江苏大学电气信息工程学院,江苏镇江,212013
2. 北京理工大学宇航科学技术学院,北京,100081 |
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| 摘 要： | 为了研究航空发动机燃烧室内的静电特性,通过建立燃烧室内的二维燃烧湍流模型方程组和火焰筒的几何模型,采用仿真的方法对航空发动机内的燃烧过程进行了分析.仿真结果表明,燃烧室内的荷电过程主要发生在掺混区,粒径为20nm和30nm的碳黑粒子浓度在109~1010/cm3范围内.
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| 关 键 词： | 航空涡喷发动机 湍流 碳黑粒子 |
Simulation Analysis of Combustion Process in Aerial Engine |
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| LI Yanxu,CUI Zhanzhong,XU Lixin,CHEN Xi.Simulation Analysis of Combustion Process in Aerial Engine[J].Journal of Projectiles Rockets Missiles and Guidance,2009,29(5). |
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| Authors: | LI Yanxu CUI Zhanzhong XU Lixin CHEN Xi |
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| Affiliation: | LI Yanxu1,CUI Zhanzhong2,XU Lixin2,CHEN Xi2(1 College of Electronic , Information Engineering,Jiangsu University,Jiangsu Zhenjiang 212013,China,2 School of Aerospace Science , Engineering,Beijing Institute of Technology,Beijing 100081,China) |
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| Abstract: | For studying electrostatic characteristics of combustion chamber in aviation turbojet engine.The geometric model of flame tube and the two-dimensional burning turbulence model equation group which describes the combustion process were established.The combustion process in aviation jet engine was analyzed by simulation,the results indicate that charging process mainly occurs in mixed region,density of the soot particle whose radius was 20nm or 30nm is within 109~1010/cm3. |
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| Keywords: | aviation turbojet engine turbulence soot particle |
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