祁连山综合观测网:黑河流域地表过程综合观测网(阿柔超级站大孔径闪烁仪-2019)

Qilian Mountains integrated observatory network: Dataset of Heihe integrated observatory network (Large aperture scintillometer of Arou Superstation, 2019)


该数据集包含了黑河流域地表过程综合观测网上游阿柔站的大孔径闪烁仪通量观测数据。上游阿柔站分别架设了BLS900和RR-RSS460型号的大孔径闪烁仪,北塔为RR-RSS460的接收端和BLS900的发射端,南塔为RR-RSS460的发射端和BLS900的接收端。观测时间为2019年1月1日至2019年12月31日。站点位于青海省祁连县阿柔乡草达坂村,下垫面是高寒草地。北塔的经纬度是100.4712E,38.0568N,南塔的经纬度是100.4572E,38.0384N,海拔高度约3033m。大孔径闪烁仪的有效高度13.0m,光径长度是2390m,采样频率是1min。

大孔径闪烁仪原始观测数据为1min,发布的数据为经过处理与质量控制后的数据,其中感热通量主要是结合自动气象站观测数据,基于莫宁-奥布霍夫相似理论通过迭代计算得到,主要的质量控制步骤包括:(1)剔除Cn2达到饱和的数据(BLS900:Cn2>7.25E-14,RR-RSS460:Cn2>7.84 E-14);(2)剔除解调信号强度较弱的数据(BLS900:Average X Intensity<1000;RR-RSS460:Demod>-20mv);(3)剔除降水时刻的数据;(4)剔除稳定条件下的弱湍流的数据(u*小于0.1m/s)。在迭代计算过程中,对于BLS900,选取Thiermann and Grassl(1992)的稳定度普适函数;对于RR-RSS460,选取Andreas(1988)的稳定度普适函数,详细介绍请参考Liu et al. (2011, 2013)。由于仪器调整和供电不足,大孔径闪烁仪数据由于信号和供电等问题缺失的日期为:2019.04.20-2019.04.30;2019.05.07-2019.05.13;2019.10.21-2019.10.25;2019.12.30-2019.12.31。

关于发布数据的几点说明:(1)上游LAS数据以BLS900为主,缺失时刻由RR-RSS460观测补充,两者都缺失则以-6999标记。(2)数据表头:Date/Time :日期/时间(格式:yyyy/m/d h:mm),Cn2 :空气折射指数结构参数(单位:m-2/3),H :感热通量(单位:W/m2)。数据时间的含义,如0:30代表0:00-0:30的平均;数据以*.xlsx格式存储。

黑河流域地表过程综合观测网或站点信息请参考Liu et al. (2018),观测数据处理请参考Liu et al. (2011)。


数据文件命名方式和使用方法

年份+**观测网+站点名称+LAS


本数据要求的引用方式 查看数据引用帮助 数据引用必读
数据的引用

车涛, 徐自为, 张阳, 谭俊磊, 任志国, 李新. (2020). 祁连山综合观测网:黑河流域地表过程综合观测网(阿柔超级站大孔径闪烁仪-2019). 时空三极环境大数据平台, DOI: 10.11888/Meteoro.tpdc.270674. CSTR: 18406.11.Meteoro.tpdc.270674.
[Che, T., Xu, Z., Zhang, Y., Tan, J., Ren, Z., Li, X. (2020). Qilian Mountains integrated observatory network: Dataset of Heihe integrated observatory network (Large aperture scintillometer of Arou Superstation, 2019). A Big Earth Data Platform for Three Poles, DOI: 10.11888/Meteoro.tpdc.270674. CSTR: 18406.11.Meteoro.tpdc.270674. ] (下载引用: RIS格式 | RIS英文格式 | Bibtex格式 | Bibtex英文格式 )

文章的引用

1. Liu, S.M., Xu, Z.W., Wang, W.Z., Bai, J., Jia, Z., Zhu, M., & Wang, J.M. (2011). A comparison of eddy-covariance and large aperture scintillometer measurements with respect to the energy balance closure problem. Hydrology and Earth System Sciences, 15(4), 1291-1306.( 查看 | 下载 | Bibtex格式)

2. Liu, S., Li, X., Xu, Z., Che, T., Xiao, Q., Ma, M., Liu, Q., Jin, R., Guo, J., Wang, L., Wang, W., Qi, Y., Li, H., Xu, T., Ran, Y., Hu, X., Shi, S., Zhu, Z., Tan, J., Zhang, Y., Ren, Z. (2018). The Heihe Integrated Observatory Network: A basin‐scale land surface processes observatory in China. Vadose Zone Journal, 17,180072. https://doi.org/10.2136/vzj2018.04.0072.( 查看 | Bibtex格式)

使用本数据时必须引用“文章的引用”中列出的文献,并进行数据的引用


参考文献

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资助项目

泛第三极环境变化与绿色丝绸之路建设专项(XDA20000000) (项目编号:XDA20000000) Pan-Third Pole Environment Study for a Green Silk Road-A CAS Strategic Priority A Program

陆表遥感产品真实性检验中的关键理论与方法研究(41531174) (项目编号:41531174)

数据使用声明

为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力,请数据使用者在使用数据所产生的研究成果中(包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果),明确注明数据来源和数据作者。对于转载(二次或多次发布)的数据,作者还须注明原始数据来源。


License: This work is licensed under an Attribution 4.0 International (CC BY 4.0)


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车涛   徐自为   张阳   谭俊磊   任志国   李新  

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