• Spectroscopy and Spectral Analysis
  • Vol. 41, Issue 7, 2135 (2021)
Jie LUO, Hao-jun MA*;, Guo-lin WANG, and Xue-ren XIAO
Author Affiliations
  • Hypervelocity Aerodynamics Institute of China Aerodynamics Research and Development Center, Mianyang 621000, China
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    DOI: 10.3964/j.issn.1000-0593(2021)07-2135-07 Cite this Article
    Jie LUO, Hao-jun MA, Guo-lin WANG, Xue-ren XIAO. Preliminary Study on Atom N in High-Enthalpy Flow Field[J]. Spectroscopy and Spectral Analysis, 2021, 41(7): 2135 Copy Citation Text show less
    N-TALIF schematic diagram
    Fig. 1. N-TALIF schematic diagram
    Laser light path layout
    Fig. 2. Laser light path layout
    ICCD layout
    Fig. 3. ICCD layout
    Synchronization sequence diagram
    Fig. 4. Synchronization sequence diagram
    Gate delay and gate width
    Fig. 5. Gate delay and gate width
    Fluorescent intensity changing with wavelength
    Fig. 6. Fluorescent intensity changing with wavelength
    Fluorescent intensity changing with quadrate of laser energy
    Fig. 7. Fluorescent intensity changing with quadrate of laser energy
    Atom N fluorescent image of condition 1
    Fig. 8. Atom N fluorescent image of condition 1
    Atom N fluorescent intensity distribution on cental line of condition 1
    Fig. 9. Atom N fluorescent intensity distribution on cental line of condition 1
    Atom N fluorescent image of condition 2
    Fig. 10. Atom N fluorescent image of condition 2
    Atom N fluorescent intensity distribution on cental line of condition 2
    Fig. 11. Atom N fluorescent intensity distribution on cental line of condition 2
    状态12
    流场条件超声速亚声速
    功率/kW229230
    流量/(g·s-1)9.956.69
    驻点压力/kPa3.4112.877
    驻点热流/(W·cm-2)174.4180.2
    实验段静压/kPa0.0531.844
    激光与喷管距离/mm3838
    Table 1. Experiment condition parameter list
    Jie LUO, Hao-jun MA, Guo-lin WANG, Xue-ren XIAO. Preliminary Study on Atom N in High-Enthalpy Flow Field[J]. Spectroscopy and Spectral Analysis, 2021, 41(7): 2135
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