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Acta Optica Sinica, Volume. 44, Issue 12, 1201008(2024)

Analysis of Influencing Factors on Point Source Emission Resolution Ability of Atmospheric CO2 Imaging Satellite Remote Sensing

Chao Li1,2,3, Xianhua Wang1,2,3、*, Hanhan Ye1,3, Shichao Wu1,3, Hailiang Shi1,2,3, Dacheng Li1,3, Erchang Sun1,2,3, and Yuan An1,2,3
Author Affiliations
  • 1Anhui Institute of Optics and Fine Mechanics, Hefei Institute of Physical Science, Chinese Academy of Sciences, Hefei 230031, Anhui , China
  • 2University of Science and Technology of China, Hefei 230026, Anhui , China
  • 3Key Laboratory of Optical Calibration and Characterization of Chinese Academy of Sciences, Hefei 230031, Anhui , China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (10)
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    References (31)
    Cited By (4)
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    Figures & Tables(10)
    CALPUFF running flow chart

    Fig. 1. CALPUFF running flow chart

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    Variation trend of altitude difference under different spatial resolutions in mountain and urban areas

    Fig. 2. Variation trend of altitude difference under different spatial resolutions in mountain and urban areas

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    CO2 plume diffusion results under calm wind condition and different emission intensities

    Fig. 3. CO2 plume diffusion results under calm wind condition and different emission intensities

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    CO2 plume diffusion results under varying wind speed and different source emission intensities. (a) Wind speed is 1.0 m/s; (b) wind speed is 5.0 m/s; (c) wind speed is 10.0 m/s

    Fig. 4. CO2 plume diffusion results under varying wind speed and different source emission intensities. (a) Wind speed is 1.0 m/s; (b) wind speed is 5.0 m/s; (c) wind speed is 10.0 m/s

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    Pixel selection schematic diagram

    Fig. 5. Pixel selection schematic diagram

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    Schematic diagram of emission intensity estimation

    Fig. 6. Schematic diagram of emission intensity estimation

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    XCO2 distribution results under different emission intensities and spatial resolutions. (a) 500 t/h; (b) 1000 t/h; (c) 3000 t/h

    Fig. 7. XCO2 distribution results under different emission intensities and spatial resolutions. (a) 500 t/h; (b) 1000 t/h; (c) 3000 t/h

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    XCO2 distribution results under different wind speeds and spatial resolutions. (a) 1.0 m/s; (b) 5.0 m/s; (c) 10.0 m/s

    Fig. 8. XCO2 distribution results under different wind speeds and spatial resolutions. (a) 1.0 m/s; (b) 5.0 m/s; (c) 10.0 m/s

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    Number of detectable pixels under different emission intensities and wind speeds and CO2 emission intensity estimation results. (a) 500 t/h; (b) 1000 t/h; (c) 3000 t/h

    Fig. 9. Number of detectable pixels under different emission intensities and wind speeds and CO2 emission intensity estimation results. (a) 500 t/h; (b) 1000 t/h; (c) 3000 t/h

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    • Table 1. Model parameter setting

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      Table 1. Model parameter setting

      Parameter styleParameterValue
      Emission sourceStack height /m250
      Stack diameter /m6
      Exit velocity /（m/s）30
      Exit temperature /K423
      Emission rate /（t/h）500‒3000
      WindWind direction /（°）0‒360
      Wind speed /（m/s）0‒10.0
      Spatial resolutionVertical /m100
      Horizontal /km0.05‒10.00
      GridSpace size /（km×km）10×10
      TimeTime step /h1
      End time /h6
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    Chao Li, Xianhua Wang, Hanhan Ye, Shichao Wu, Hailiang Shi, Dacheng Li, Erchang Sun, Yuan An. Analysis of Influencing Factors on Point Source Emission Resolution Ability of Atmospheric CO2 Imaging Satellite Remote Sensing[J]. Acta Optica Sinica, 2024, 44(12): 1201008

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    Paper Information

    Category: Atmospheric Optics and Oceanic Optics

    Received: Aug. 1, 2023

    Accepted: Oct. 9, 2023

    Published Online: Jun. 7, 2024

    The Author Email: Xianhua Wang (xhwang@aiofm.ac.cn)

    DOI:10.3788/AOS231336

    CSTR:32393.14.AOS231336

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology