Spectroscopy and Spectral Analysis, Volume. 42, Issue 7, 2187(2022)

Design of Measurement and Observation System Based on Digital Camera

Ming LEI1,1;... Mei-ling SUN3,3; *;, Kai NIE2,2; and Xu-lin LIU2,2; *; |Show fewer author(s)
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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    Figures & Tables(8)
    Schematic diagram of observation system
    The field diagram of observation system
    Observation video of each system
    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
    • Table 1. Observed weather conditions

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      Table 1. Observed weather conditions

      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 2. Observation error

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      Table 2. Observation error

      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 3. Comparison of correlation coefficient and root mean square relative deviation

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      Table 3. Comparison of correlation coefficient and root mean square relative deviation

      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
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    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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    Paper Information

    Category: Orginal Article

    Received: Apr. 1, 2021

    Accepted: --

    Published Online: Nov. 16, 2022

    The Author Email:

    DOI:10.3964/j.issn.1000-0593(2022)07-2187-07

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