摘要
针对星载大气气溶胶及颗粒物探测需求,介绍了大气气溶胶多参数遥感的基本原理,构建最优化反演算法实现对气溶胶微物理参数的反演。结合目前对大气细颗粒探测的迫切需求,从卫星遥感大气气溶胶的现状出发,分别介绍了多光谱、多角度以及偏振遥感大气气溶胶的典型星载仪器,对我国高分五号卫星的多角度偏振探测载荷(directional polarization camera,DPC)的亮点进行重点阐述,总结了目前卫星载荷探测大气细颗粒的特点及存在的问题,分析了未来大气气溶胶及细颗粒物遥感探测的发展方向及趋势,并提出后续天基气溶胶细颗粒物遥感载荷可能的技术体制及路线,为细颗粒物遥感载荷的发展提供了理论依据与方向。
The basic principle of aerosols multi-parameters remote sensing is introduced.The retrieval algorithm and scheme is also presented to obtain the micro-physical parameters of atmospheric aerosol.Considering the urgent requirement for the atmospheric aerosol particulate matters and according to the status of satellite remote sensing the atmospheric aerosols,the typical instruments using the techniques of multi-spectral,multi-angle and polarization are introduced.The highlights of DPC(directional polarization camera)on-board GF-5satellite are focused on discussing.The characteristics and problems for present particulate matters space-borne remote sensing instruments are summarized.Then the trends and directions for future aerosols and particulate matters remote sensing instruments are analyzed.By all above,it will supply important theoretical basis and developing direction for future particulate matters remote sensing instrument of satellite.
作者
杨勇
何军
代海山
汪少林
孙允珠
洪津
孙斌
YANG Yong;HE Jun;DAI Haishan;Sun Yunzhu;HONG Jin;SUN Bin(Shanghai Institute of Satellite Engineering,Shanghai 201109,China;Shanghai Academy of Spaceflight Technology,Shanghai 201109,China;Key Laboratory of Optical Calibration and Characterization,Anhui Institute of Optics and Fine Mechanics,Chinese Academy of Sciences,Hefei 230031,Anhui,China)
出处
《上海航天》
CSCD
2019年第S2期138-147,共10页
Aerospace Shanghai
基金
国家重点研发计划(2018YFC0213100)
关键词
大气气溶胶
细颗粒物
多角度探测
偏振探测
载荷配置
高分五号卫星
atmospheric aerosols
particulate matters
multi-angle observation
polarization observation
satellite payloads configuration
GF-5Satellite
