• Infrared and Laser Engineering
  • Vol. 52, Issue 7, 20220807 (2023)
Minmin Song1,2, Tao Lv1, Xueyi Sang1,2, Fenfen Xue1,2, and Jianping Su1
Author Affiliations
  • 1Shanghai Aerospace Control Technology Institute, Shanghai 201109, China
  • 2Infrared Detection Technology Research & Development of CASC, Shanghai 201109, China
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    DOI: 10.3788/IRLA20220807 Cite this Article
    Minmin Song, Tao Lv, Xueyi Sang, Fenfen Xue, Jianping Su. Research on long wave detection of low feature surface aircraft in sea environment[J]. Infrared and Laser Engineering, 2023, 52(7): 20220807 Copy Citation Text show less
    3D physical model of aircraft
    Fig. 1. 3D physical model of aircraft
    Grid dividing
    Fig. 2. Grid dividing
    Temperature distribution of aircraft
    Fig. 3. Temperature distribution of aircraft
    Bouguer law
    Fig. 4. Bouguer law
    Aircraft infrared radiation distribution at different angles
    Fig. 5. Aircraft infrared radiation distribution at different angles
    Operation range varies with visibility
    Fig. 6. Operation range varies with visibility
    Operation range varies with rainfall
    Fig. 7. Operation range varies with rainfall
    Difference of medium and long wave sea clutter influence
    Fig. 8. Difference of medium and long wave sea clutter influence
    Distance/kmBand/μmTarget equivalent temperature/K Sea background temperature/KTemperature difference between target and background/K
    18-12319.1302.516.6
    2313303.49.6
    3310304.15.9
    4308.7304.14.6
    5308.2304.83.4
    6307.6304.53.1
    Table 1. Statistics of temperature difference between targets and background at different distances in the case of sea clutter
    Minmin Song, Tao Lv, Xueyi Sang, Fenfen Xue, Jianping Su. Research on long wave detection of low feature surface aircraft in sea environment[J]. Infrared and Laser Engineering, 2023, 52(7): 20220807
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