{"id":"f9d5a140-767d-44e8-b35d-b77ee319ad15","title":"祁连山综合观测网：黑河流域地表过程综合观测网（大满超级站大孔径闪烁仪-2018）","title_en":"Qilian Mountains integrated observatory network: Dataset of Heihe integrated observatory network (large aperture scintillometer of Daman Superstation, 2018)","serial":"","user_limit":"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。","instructions":"年份+**观测网+站点名称+LAS","description":"该数据集包含了黑河流域地表过程综合观测网中游大满站的大孔径闪烁仪通量观测数据。中游大满站分别架设了BLS450和BLS900型号的大孔径闪烁仪，北塔为BLS900的接收端和BLS450的发射端，南塔为BLS900的发射端和BLS450的接收端。观测时间为2018年1月1日至2018年12月31日。站点位于甘肃省张掖市大满灌区内，下垫面是玉米、果园和大棚，以玉米为主。北塔的经纬度是100.3785E，38.8607N，南塔的经纬度是100.3685E，38.8468N，海拔高度约1556m。大孔径闪烁仪的有效高度22.45m，光径长度是1854m，采样频率是1min。\n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（Cn2>1.43E-13）；（2）剔除解调信号强度较弱的数据（Average X Intensity<1000）；（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，选取Thiermann and Grassl(1992)的稳定度普适函数，详细介绍请参考Liu et al. (2011, 2013)。\n关于发布数据的几点说明：（1）中游LAS数据以BLS900为主，缺失时刻由BLS450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_LAS ：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。\n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)。","doi":"10.11888/Meteoro.tpdc.270766","projection":null,"language":"zh","share_type":"offline","east":100.379,"west":100.369,"south":38.847,"north":38.861,"scale":null,"crs":null,"filesize":0.55,"share_policy":"c","ts_created":"2019-06-11T08:39:45.159344+08:00","doi_type":"","ts_updated":"2021-04-19T15:23:40.025743+08:00","time_description":"","datas_group":0,"time_description_en":"","data_format":null,"project":[10,11,15],"specials":["0d5107b8-dbcd-4e6e-b174-04aeb44e7b6b","4e7b97a6-ee1f-4b51-83e5-04a100993973","836a1603-47d0-494e-88c1-96723fd8e0bc","836a1603-47d0-494e-88c1-96723fd8e0bc","f2a78cde-1c98-4241-94dc-7532eba32b80"],"cite":null,"review_status":5,"review_invite":[{"user_name":"马伟强","username":"wqma","email":"wqma@itpcas.ac.cn","is_cancel_expert":false}],"review_editor":{"id":21054,"last_login":"2022-04-10T10:49:12.540341+08:00","username":"tingting","email":"panxd@itpcas.ac.cn","is_active":true,"is_staff":true,"user_name":"潘小多"},"data_sources":"黑河流域地表过程综合观测网中游大满超级站","temporal_resolution":"Hourly","spatial_resolution":"","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6,429],"subtopics":{"metadata":"f9d5a140-767d-44e8-b35d-b77ee319ad15","three_pole":null,"third_pole":"XDA20100101"},"username":"XDA20100101","review_time":"2019-06-13T05:00:53.878560+08:00","protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":3659}