Remote Sensing Technology and Application, Volume. 39, Issue 5, 1064(2024)
Research on Optical Characterization and Remote Sensing Identification of Typical Black and Odorous Water in Rural Areas
Figures & Tables(15)
Fig. 2. Spectral absorption coefficients of total particulate matter
Fig. 3. Spectral absorption coefficients of non-phytoplankton particulate matter
Fig. 4. Spectral absorption coefficients of phytoplankton pigments
Fig. 11. Remote sensing recognition recognition of black and odorous water body images and results
Table 1.
Black and odorous water body discrimination index View tableView in ArticleTable 1.
Black and odorous water body discrimination index 监测指标/单位 阈值 透明度/cm <25* 溶解氧/（mg/L） <2 氨氮/（mg/L） >15
Table 2.
Satellite payload technology index of GF-2 View tableView in ArticleTable 2.
Satellite payload technology index of GF-2 载荷 波段 范围/μm 空间分辨率/m 幅宽/km 侧摆能力 重访时间/d 全色/多光谱相机 1 0.45~0.90 1 45 ±35° 5 2 0.45~0.52 4 3 0.52~0.59 4 0.63~0.69 5 0.77~0.89
Table 3.
Comparion of water quality parameters of black and odorous water and normal water View tableView in ArticleTable 3.
Comparion of water quality parameters of black and odorous water and normal water 水质参数 黑臭水体 一般水体 范围 均值±标准差 范围 均值±标准差 总悬浮物浓度（mg/L） 6.46~365.33 50.57±56.97 3.81~234.67 31.84±39.13 有机悬浮物浓度（mg/L） 2.89~150.00 20.78±28.18 1.42~86.00 9.67±11.68 无机悬浮颗粒物浓度（mg/L） 2.00~282.67 28.18±39.12 1.00~194.67 22.17±32.99 溶解性有机碳浓度（mg/L） 3.47~184.10 21.4±26.2 2.19~51.91 11.69±9.79 叶绿素a浓度（μg /L） 3.23~296.36 69.88±69.75 4.38~187.08 61.19±43.24 浊度（NTU） 8.60~319.75 53.33±59.23 5.57~365.781 44.85±55.46 pH 6.44~8.30 7.13±0.36 5.81~8.21 7.18±0.41
Table 4.
Comparison of absorption coefficient between black and odorous water body and normal water body View tableView in ArticleTable 4.
Comparison of absorption coefficient between black and odorous water body and normal water body 项目 黑臭水体吸收系数 总颗粒物吸收
（440 nm）
色素颗粒物
（440 nm）
非色素颗粒物
（440 nm）
有色可溶性有机物
（440 nm）
范围 2.71~24.42 0.52~13.69 0.49~16.41 0.88~18.02 均值±标准差 8.11±5.70 3.49±3.08 4.58±4.01 4.79±4.95 项目 一般水体吸收系数 总颗粒物吸收
（440 nm）
色素颗粒物
（440 nm）
非色素颗粒物
（440 nm）
有色可溶性有机物
（440 nm）
范围 0.68~5.75 0.20~5.02 0.16~2.91 0.20~13.26 均值±标准差 2.20±1.17 1.06±0.95 1.14±0.57 2.39±2.73
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Li FU, Ge LIU, Kaishan SONG, Yongjin CHEN. Research on Optical Characterization and Remote Sensing Identification of Typical Black and Odorous Water in Rural Areas[J]. Remote Sensing Technology and Application, 2024, 39(5): 1064
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Received: May. 29, 2023
Accepted: --
Published Online: Jan. 7, 2025
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