• Spectroscopy and Spectral Analysis
  • Vol. 42, Issue 7, 2187 (2022)
Ming LEI1、1;, Mei-ling SUN3、3; *;, Kai NIE2、2;, and Xu-lin LIU2、2; *;
Author Affiliations
  • 11. Tianjin Meteorological Information Center, Tianjin 300074, China
  • 22. Beijing Meteorological Observation Center, Beijing 100089, China
  • 33. Tianjin Meteorological Service Center, CMA, Tianjin 300074, China
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    DOI: 10.3964/j.issn.1000-0593(2022)07-2187-07 Cite this Article
    Ming LEI, Mei-ling SUN, Kai NIE, Xu-lin LIU. Design of Measurement and Observation System Based on Digital Camera[J]. Spectroscopy and Spectral Analysis, 2022, 42(7): 2187 Copy Citation Text show less
    Schematic diagram of observation system
    Fig. 1. Schematic diagram of observation system
    The field diagram of observation system
    Fig. 2. The field diagram of observation system
    Observation video of each system
    Fig. 3. Observation video of each system
    The example of day and night data acquisition of observation system
    Fig. 4. The example of day and night data acquisition of observation system
    Contrast curve of visibility observation(a): February 12; (b): February 18; (c): April 02; (d): May 05; (e): July 11; (f): July 12; (g): July 13; (h): July 14
    Fig. 5. Contrast curve of visibility observation
    (a): February 12; (b): February 18; (c): April 02; (d): May 05; (e): July 11; (f): July 12; (g): July 13; (h): July 14
    日期天气空气质量日期天气空气质量
    2月12日小雪47 优7月11日大雨44 优
    2月18日多云148 轻度7月12日小雨46 优
    4月02日多云287 重度7月13日雷阵雨60 良
    5月05日多云177 中度7月14日小雨73 良
    Table 1. Observed weather conditions
    能见度范围DPVS相对
    误差/%
    透射仪相对
    误差/%
    散射仪相对
    误差/%
    <2 000-8.78-3.01-6.70
    2 000~5 000-0.68-0.971.907
    5 000~10 0001.53-1.952.23
    >10 0001.799.053.07
    平均-1.540.780.13
    Table 2. Observation error
    相关系数均方根相对误差/%
    DPVS0.973 18.82
    透射仪0.981 96.99
    散射仪0.983 06.22
    Table 3. Comparison of correlation coefficient and root mean square relative deviation
    Ming LEI, Mei-ling SUN, Kai NIE, Xu-lin LIU. Design of Measurement and Observation System Based on Digital Camera[J]. Spectroscopy and Spectral Analysis, 2022, 42(7): 2187
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