• Acta Optica Sinica
  • Vol. 40, Issue 8, 0801001 (2020)
Yixuan Li1、2, Bo Li2、*, Guanyu Lin2, Yu Huang2, Di Yang3、**, and Yan Ma3
Author Affiliations
  • 1University of Chinese Academy of Sciences, Beijing 100049, China
  • 2Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun, Jilin 130033, China
  • 3Beijing Institute of Tracking and Telecommunications Technology, Beijing 100094, China
  • show less
    DOI: 10.3788/AOS202040.0801001 Cite this Article Set citation alerts
    Yixuan Li, Bo Li, Guanyu Lin, Yu Huang, Di Yang, Yan Ma. Ultraviolet Radiation Characteristic of Oil Spills on Sea Surface[J]. Acta Optica Sinica, 2020, 40(8): 0801001 Copy Citation Text show less
    Upwelling radiation modes of clear seawater and oily seawater
    Fig. 1. Upwelling radiation modes of clear seawater and oily seawater
    Experimental reservoir
    Fig. 2. Experimental reservoir
    Schematic of practice system
    Fig. 3. Schematic of practice system
    Solar azimuth corresponding to different solar altitude angles and time angles
    Fig. 4. Solar azimuth corresponding to different solar altitude angles and time angles
    Average value of upwelling radiation intensity of different oils under different wavelengths. (a) 355 nm; (b) 320 nm; (c) 290 nm
    Fig. 5. Average value of upwelling radiation intensity of different oils under different wavelengths. (a) 355 nm; (b) 320 nm; (c) 290 nm
    Contrast of oil spill and seawater under different wavelengths. (a) 355 nm; (b) 320 nm; (c) 290 nm
    Fig. 6. Contrast of oil spill and seawater under different wavelengths. (a) 355 nm; (b) 320 nm; (c) 290 nm
    OilDensity /(g·mL-1)AppearanceVolatilityRemark
    Crude oil0.78--0.97Dark brown with green fluorescence, high viscosityNonvolatileTwo more quantity
    Dead oil0.82--0.95Furvous, high viscosityNonvolatileTwo more quantity
    Diesel oil0.83--0.85Transparent greenVolatileBe replenished in experiment
    Palm oil0.87--0.90Semisolid at room temperatureNonvolatileDisperse over water
    Gasoline0.70--0.78Transparent yellowEasy to volatilizeReplenish in experiment
    Table 1. Different oils and their characteristics
    Measurement No.Measure time290 nm320 nm355 nm
    111:05--11:1058.86°59.12°59.30°
    211:40--12:0261.13°61.29°61.49°
    312:11--12:1461.38°61.34°61.31°
    412:51--12:5659.21°59.04°58.76°
    513:20--13:2756.16°55.79°55.28°
    614:19--14:2447.43°46.92°46.58°
    714:51--14:5541.81°41.45°41.09°
    815:21--15:2536.23°35.85°35.47°
    915:53--15:5730.04°29.65°29.26°
    1016:19--16:2324.91°24.51°24.11°
    Table 2. Solar altitude angle of each wavelength under different time
    Yixuan Li, Bo Li, Guanyu Lin, Yu Huang, Di Yang, Yan Ma. Ultraviolet Radiation Characteristic of Oil Spills on Sea Surface[J]. Acta Optica Sinica, 2020, 40(8): 0801001
    Download Citation