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6 期 张 翔等:黄土高原典型塬区边界层高度反演方法对比研究 1641
演效果最好, 与位温廓线反演结果的相关性为 tion of atmospheric boundary layer height using ceilometer back‐
0. 56, 平均绝对偏差约为406 m。 scatter data assisted by a boundary layer model[J]. Quarterly
Journal of the Royal Meteorological Society, 138(664): 649-
(3) 混合算法反演结果与云高仪内部算法得
663. DOI: 10. 1002/qj. 964.
到的小时平均边界层高度以及位温廓线反演结果
Emeis S, Münkel C, Vogt S, et al, 2004. Atmospheric boundary-lay‐
均有良好的一致性, 能够较为准确地反映边界层高 er structure from simultaneous SODAR, RASS, and ceilometer
度的日变化特征。总体上, 基于后向散射反演的边 measurements[J]. Atmospheric Environment, 38(2): 273-286.
界层高度高于基于位温廓线的结果, 即物质边界层 DOI: 10. 1016/j. atmosenv. 2003. 09. 054.
Emeis S, Schäfer K, 2006. Remote sensing methods to investigate
高于热力边界层。
boundary-layer structures relevant to air pollution in cities[J].
本研究分析了使用云高仪后向散射廓线, 结合
Boundary-Layer Meteorology, 121(2): 377-385. DOI: 10.
混合算法反演平凉地区大气边界层高度的有效性, 1007/s10546-006-9068-2.
可为我国黄土塬区天气、 气候和大气物质与能量传 Emeis S, Schäfer K, Münkel C, 2008. Surface-based remote sensing
输过程等的研究提供边界层高度等基础数据的补 of the mixing-layer height a review [J]. Meteorologische
Zeitschrift, 17(5): 621-630. DOI: 10. 1127/0941-2948/2008/
充方案。当对边界层高度序列的连性及时间分辨
0312.
率要求较高时, 可采用本研究给出的混合算法反演
Eresmaa N, Karppinen A, Joffre S M, et al, 2006. Mixing height de‐
结果进行补充, 但使用中需对雨后晴天或连续晴天 termination by ceilometer[J]. Atmospheric Chemistry and Phys‐
大气较为干净时(即气溶胶含量低), 以及夜间或早 ics, 6: 1485-1493. DOI: 10. 5194/acp-6-1485-2006.
晨存在高空气溶胶层时的反演结果进行订正。由 Flamant C, Pelon J, Flamant P H, et al, 1997. Lidar determination of
the entrainment zone thickness at the top of the unstable marine at‐
于探空数据时间分辨率的限制, 未对混合算法在早
mospheric boundary layer[J]. Boundary-Layer Meteorology, 83
晚过渡期和正午快速增长期的反演性能进行验证。
(2): 247-284. DOI: 10. 1023/A: 1000258318944.
未来研究中还需结合其他观测手段, 如激光测风雷 Flentje H, Claude H, Elste T, et al, 2010. The Eyjafjallajökull erup‐
达、 微波辐射计等, 联合反演大气边界层高度, 提 tion in April 2010-detection of volcanic plume using in-situ mea‐
供更为完善准确的边界层高度数据。 surements, ozone sondes and Lidar-ceilometer profiles[J]. Atmo‐
spheric Chemistry and Physics, 10(20): 10085-10092. DOI:
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