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对流层大气温度廓线的激光探测技术研究进展

Remote sensing technology for troposphere atmospheric temperature profile:A review

  • 摘要: 大气温度廓线的获取对于气象、环境、气候等研究非常重要,学者发展了多种主被动遥感技术来对其进行探测。大气温度廓线的变化影响着天气现象的发生发展,特别是在对流层,对其高精度遥感探测对于天气预报、灾害天气预警等具有至关重要的作用。本文概述了当前大气温度廓线探测的主要方法,分析了不同探测技术的优缺点和应用范围,重点介绍了对流层大气温度廓线的激光探测技术发展现状,分析了瑞利高光谱分辨率激光雷达技术和转动拉曼激光雷达技术的优势和技术瓶颈问题,探讨了云层温度的探测技术,并指出了主被动遥感相结合的无球探空技术是实现对流层大气温度廓线高精度、高时空分辨率连续观测的优势方案,最后展望了该探测技术的发展方向。

     

    Abstract: The atmospheric temperature profiles are very important for the study of meteorology, environment, climate, etc. Many active and passive remote sensing technologies have been developed to detect atmospheric temperature profiles. Changes in tropospheric temperature profiles significantly influence weather phenomena, so high precision remote sensing detection plays a crucial role in weather forecasting, disaster weather warning, and other related fields. This paper outlines the main methods and technologies for detecting atmospheric temperature profiles, analyzes the advantages, disadvantages, and applicability of different remote sensing technologies, and focuses on the development status of laser remote sensing technology for detecting atmospheric temperature profiles in the troposphere, And then this paper discusses the advantages and technical challenges of Rayleigh high-spectral-resolution lidar and rotational Raman lidar. A discussion is conducted on the detection technology of cloud temperature, and it is pointed out that the technology combining active and passive remote sensing is an advantageous solution for achieving high-precision and high spatiotemporal resolution continuous observation of tropospheric temperature profiles. Finally, the development direction of this detection technology is discussed.

     

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