| 甲烷/空气混合气体放电等离子体动力学机理分析 |
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| 引用本文： | 王峰,何立明,王晟达,兰宇丹,杜宏亮. 甲烷/空气混合气体放电等离子体动力学机理分析[J]. 高电压技术, 2011, 37(2): 382-387 |
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| 作者姓名： | 王峰 何立明 王晟达 兰宇丹 杜宏亮 |
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| 作者单位： | 空军工程大学工程学院,西安,710038 |
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| 基金项目： | 国家自然科学基金(50776100); 国家高技术研究发展计划(863计划)(2008AAJ125)~~ |
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| 摘 要： | 为研究甲烷/空气混合气体放电等离子体机理,利用建立耦合组分浓度方程和能量传递方程以及Boltzmann方程的等离子体动力学模型,分别对不同碰撞类型的电子能量损失比率、等离子体中能最传递过程以及单次放电和重复放电粒子浓度的演化规律进行了分析研究.结果表明:电子能量主要损失于电子与混合气分子的第2类、第3类碰撞过程,与第1...
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| 关 键 词： | 等离子体 能量损失比率 活性粒子 动力学模型 机理 数值模拟 |
Analysis on Plasma Kinetic Mechanism of Methane/Air Discharge |
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| WANG Feng , HE Li-ming , WANG Sheng-da , LAN Yu-dan , DU Hong-liang. Analysis on Plasma Kinetic Mechanism of Methane/Air Discharge[J]. High Voltage Engineering, 2011, 37(2): 382-387 |
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| Authors: | WANG Feng HE Li-ming WANG Sheng-da LAN Yu-dan DU Hong-liang |
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| Affiliation: | WANG Feng,HE Li-ming,WANG Sheng-da,LAN Yu-dan,DU Hong-liang(The Engineering Institute,Air Force Engineering University,Xi'an 710038,China) |
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| Abstract: | For the study of methane/air plasma discharge mechanism,established plasma kinetic model combined with component density equations,energy transfer equations and Boltzmann equations was applied to analyze electronic energy loss rate of different impact types,energy transfer process in the plasma and evolution laws of particle density of single discharge and repetitive discharges.The results show: electronic energy loss mainly exists in the second and third impact types of electronic and mixture gas molecules... |
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| Keywords: | plasma energy loss rate active particle dynamic model mechanism numerical simulation |
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