滑动弧等离子体强化燃烧技术在航空发动机中的研究进展  

Research Progress of Sliding Arc Plasma Assisted Combustion Technology in Aeroengine

作　　者：于锦禄[1,2,3] 赵兵兵 郭昊[1] 徐哲霖 胡雅骥 范玮[2] 徐华胜[3] YU Jin-lu;ZHAO Bing-bing;GUO Hao;XU Zhe-lin;HU Ya-ji;FAN Wei;XU Hua-sheng(College of Aeronautical Engineering,Air Force Engineer University,Xi'an 710003,China;School of Power and Energy,North-western Polytechnical University,Xi'an 710072,China;AECC Sichuan Gas Turbine Establishment,Chengdu 610599,China)

机构地区：[1]空军工程大学航空工程学院,西安710003 [2]西北工业大学,动力与能源学院,西安710072 [3]中国航发四川涡轮研究院,成都610599

出　　处：《航空发动机》2022年第3期52-59,共8页Aeroengine

基　　金：国家自然科学基金(51776223、91741112)资助。

摘　　要：滑动弧等离子体强化燃烧技术是一种新型的强化燃烧技术。从航空发动机燃烧室点熄火边界拓宽的需求出发,阐述了滑动弧强化燃烧的基本原理,分析了滑动弧等离子体通过化学效应和热效应2个方面强化燃烧的作用机制,介绍了滑动弧等离子体强化燃烧技术应用于航空发动机的潜在优势。从放电特性、数值仿真、强迫雾化和强化燃烧4个方面,分析了滑动弧强化燃烧的研究现状。针对滑动弧等离子体强化航空发动机燃烧技术的技术特点,给出了3种自由轨道式3维旋转滑动弧强化燃烧方案和1种固定轨道式滑动弧强化燃烧方案。以燃油喷嘴和文氏管放电方案为例,给出了旋转滑动弧强化燃烧的试验验证结果。对滑动弧等离子体强化燃烧技术在航空发动机上的实际应用进行了总结和展望。Sliding arc plasma assisted combustion technology is a new assisted combustion technology.Starting from the demand of widening the ignition boundary of aeroengine combustor,basic principle of sliding arc assisted combustion was expounded.The mechanism of sliding arc plasma assisted combustion was analyzed through chemical effect and thermal effect.The potential advantages of sliding arc plasma assisted combustion technology in aeroengine were introduced.The research status of sliding arc assisted combustion was analyzed from the aspects of discharge characteristics,numerical simulation,forced atomization and assisted combustion.According to the technical characteristics of sliding arc plasma assisted combustion technology of aeroengine,three free track three-dimensional rotating sliding arc assisted combustion schemes and one fixed track sliding arc assisted combustion scheme were given.Taking the fuel nozzle and Venturi dis⁃charge scheme as an example,the test verification results of rotating sliding arc assisted combustion were given.The practical application of sliding arc plasma assisted combustion technology in aeroengine is summarized and prospected.

关 键 词：滑动弧等离子体 强化燃烧 点火 燃烧室 航空发动机 

分 类 号：V233.3[航空宇航科学与技术—航空宇航推进理论与工程]