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利用吸收光谱方法诊断超燃直联台燃烧效率
李飞; 余西龙; 顾洪斌; 陈立红; 顾声龙; 卫喆; 张新宇
Source Publication第二届高超声速科技学术会议会议日程及摘要集.中国力学学会,2009,CSTAM-2009-0035
2009-11-02
PagesCSTAM-2009-0035
Conference Name第二届高超声速科技学术会议
Conference Date2009-11-02
Conference Place中国安徽黄山
Abstract燃烧效率是超声速燃烧优劣的直接评价,一直是超燃实验研究的测量难点。本文发展了基于可调谐二极管激光器吸收光谱技术(TDLAS)的燃烧效率测量方法。利用3条水蒸气吸收谱线(7168.437cm-1,7185.597cm-1和6807.834cm-1),在4kHz的测量频率下,采用分时扫描-直接探测的策略测量了以氢气为燃料的超燃直联台燃烧室入口的气体参数,并利用位移机构扫描测量捕捉了燃烧室后段某垂直截面的温度、水蒸气浓度分布和截面的平均气流速度。分别根据水蒸气浓度和总温分布计算得到燃烧效率。
Keyword可调谐二极管吸收光谱技术(Tdlas) 温度分布 超声速燃烧 燃烧效率 光谱数据库(Hitran2004)
Language中文
Document Type会议论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/43133
Collection高温气体动力学国家重点实验室
Corresponding Author余西龙
Recommended Citation
GB/T 7714
李飞,余西龙,顾洪斌,等. 利用吸收光谱方法诊断超燃直联台燃烧效率[C]第二届高超声速科技学术会议会议日程及摘要集.中国力学学会,2009,CSTAM-2009-0035,2009:CSTAM-2009-0035.
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