该数据集包含了2012年6月4日至9月17日的通量观测矩阵中1号点的涡动相关通量观测数据；\n
\n数据集包含了2012年6月3日至9月21日的通量观测矩阵中2号点的涡动相关通量观测数据；\n
\n数据集包含了2012年6月3日至9月18日的通量观测矩阵中5号点的涡动相关通量观测数据；\n
\n数据集包含了通量观测矩阵中3号点的大孔径闪烁仪观测数据；\n
\n数据集包含了2012年5月30日至9月21日的通量观测矩阵中14号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区农田内，下垫面是玉米。观测点的经纬度是100.35310E, 38.85867N，海拔1570.23m；\n
\n数据集包含了2012年5月28日至9月21日的通量观测矩阵中6号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区农田内，下垫面是玉米。观测点的经纬度是100.35970E, 38.87116N，海拔1562.97m；\n
\n数据集包含了2013年7月14日至2013年12月11日的黑河水文气象观测网下游农田站的涡动相关仪观测数据；\n
\n数据集包含了2012年6月6日至9月15日的通量观测矩阵中花寨子站涡动相关通量观测数据。站点位于甘肃省张掖市，下垫面是荒漠。观测点的经纬度是100.31860E, 38.76519N，海拔1731.00m；\n
\n数据集包含了2012年5月28日至9月21日的通量观测矩阵中12号点的涡动相关通量观测数据。站点位于甘肃省张掖市大满灌区农田内，下垫面是玉米。观测点的经纬度是100.36631E, 38.86515N，海拔1559.25m；\n
\n数据集包含了2012年6月25日至9月26日的通量观测矩阵中湿地站涡动相关通量观测数据。站点位于甘肃省张掖市，下垫面是湿地。观测点的经纬度是100.44640E, 38.97514N，海拔1460.00m；\n
\n数据集包含了2012年5月29日至9月18日的通量观测矩阵中7号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区农田内，下垫面是玉米。观测点的经纬度是100.36521E, 38.87676N，海拔1556.39m；\n
\n数据集包含了2012年6月6日至9月17日的通量观测矩阵中16号点的涡动相关通量观测数据。站点位于甘肃省张掖市大满灌区农田内，下垫面是玉米。观测点的经纬度是100.36411E, 38.84931N，海拔1564.31m；\n
\n该数据集包含了2012年5月31日至9月17日的通量观测矩阵中4号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区内，下垫面是村庄。观测点的经纬度是100.35753E, 38.87752N，海拔1561.87m；\n
\n数据集包含了2012年6月4日至9月17日的通量观测矩阵中10号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区农田内，下垫面是玉米。观测点的经纬度是100.39572E, 38.87567N，海拔1534.73m；\n
\n数据集包含了2012年6月4日至9月17日的通量观测矩阵中9号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区农田内，下垫面是玉米。观测点的经纬度是100.38546E, 38.87239N，海拔1543.34m；\n
\n数据集包含了2012年5月31日至9月17日的通量观测矩阵中17号点的涡动相关通量观测数据。站点位于甘肃省张掖市大满灌区内，下垫面是果园。观测点的经纬度是100.36972E, 38.84510N，海拔1559.63m；\n
\n数据集包含了2012年5月28日至9月21日的通量观测矩阵中8号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区农田内，下垫面是玉米。观测点的经纬度是100.37649E, 38.87254N，海拔1550.06m；\n
\n该数据集包含了2012年6月3日至9月18日的通量观测矩阵中3号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区农田内，下垫面是玉米。观测点的经纬度是100.37634E, 38.89053N，海拔1543.05m。
", "ds_source": "发布的观测数据包括：日期/时间Date/Time，风向Wdir（°），水平风速Wnd（m/s），侧向风速标准差Std_Uy（m/s），超声虚温Tv（℃），水汽密度H2O（g/m3），二氧化碳浓度CO2（mg/m3），摩擦速度Ustar（m/s），稳定度Z/L（无量纲），感热通量Hs（W/m2），潜热通量LE（W/m2），二氧化碳通量Fc（mg/(m2s)），感热通量的质量标识QA_Hs，潜热通量的质量标识QA_LE，二氧化碳通量的质量标识QA_Fc。感热、潜热、二氧化碳通量的质量标识分为三级（质量标识0:（Δst <30, ITC<30）; 1: （Δst <100, ITC<100）; 其余为2）。数据时间的含义，如0:30代表0:00-0:30的平均；数据以*.xls格式存储。
", "ds_process_way": "涡动相关仪的原始观测数据为10Hz，发布的数据是采用Edire软件后处理的30分钟数据，其处理的主要步骤包括：野点值剔除，延迟时间校正，坐标旋转（二次坐标旋转），频率响应修正，超声虚温修正和密度（WPL）修正等。同时对各通量值进行质量评价，主要是大气平稳性（Δst）和湍流相似性特征（ITC）的检验。对Edire软件输出的30min通量值也进行了筛选：（1）剔除仪器出错时的数据；（2）剔除降水前后1h的数据；（3）剔除10Hz原始数据每30min内缺失率大于3%的数据；（4）剔除夜间弱湍流的观测数据（u*小于0.1m/s）。观测数据的平均周期为30分钟，一天48个数据，缺失数据标记为-6999。因仪器漂移等原因引起的可疑数据用红色字体标识。
", "ds_quality": "数据质量良好
\n\n数据集包含了2012年5月29日至9月18日的通量观测矩阵中7号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区农田内，下垫面是玉米。观测点的经纬度是100.36521E, 38.87676N，海拔1556.39m；\n
\n数据集包含了2012年6月6日至9月17日的通量观测矩阵中16号点的涡动相关通量观测数据。站点位于甘肃省张掖市大满灌区农田内，下垫面是玉米。观测点的经纬度是100.36411E, 38.84931N，海拔1564.31m；\n
\n该数据集包含了2012年5月31日至9月17日的通量观测矩阵中4号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区内，下垫面是村庄。观测点的经纬度是100.35753E, 38.87752N，海拔1561.87m；\n
\n数据集包含了2012年6月4日至9月17日的通量观测矩阵中10号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区农田内，下垫面是玉米。观测点的经纬度是100.39572E, 38.87567N，海拔1534.73m；\n
\n数据集包含了2012年6月4日至9月17日的通量观测矩阵中9号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区农田内，下垫面是玉米。观测点的经纬度是100.38546E, 38.87239N，海拔1543.34m；\n
\n数据集包含了2012年5月31日至9月17日的通量观测矩阵中17号点的涡动相关通量观测数据。站点位于甘肃省张掖市大满灌区内，下垫面是果园。观测点的经纬度是100.36972E, 38.84510N，海拔1559.63m；\n
\n数据集包含了2012年5月28日至9月21日的通量观测矩阵中8号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区农田内，下垫面是玉米。观测点的经纬度是100.37649E, 38.87254N，海拔1550.06m；\n
\n该数据集包含了2012年6月3日至9月18日的通量观测矩阵中3号点的涡动相关通量观测数据。站点位于甘肃省张掖市盈科灌区农田内，下垫面是玉米。观测点的经纬度是100.37634E, 38.89053N，海拔1543.05m。
\n", "ds_acq_start_time": "2012-06-03 00:00:00", "ds_acq_end_time": "2012-09-18 00:00:00", "ds_acq_place": "黑河流域,盈科绿洲加密观测区", "ds_acq_lon_east": 100.35555555555555, "ds_acq_lat_south": 38.87583333333333, "ds_acq_lon_west": 100.35555555555555, "ds_acq_lat_north": 38.87583333333333, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 16988194, "ds_files_count": 21, "ds_format": "excel", "ds_space_res": null, "ds_time_res": "日", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "0429132e-61f6-4949-a94d-bcfb33efdb56.png", "ds_thumb_from": 0, "ds_ref_way": "刘绍民, 徐自为，黑河生态水文遥感试验：非均匀下垫面地表蒸散发的多尺度观测试验-通量观测矩阵数据集（涡动相关仪-2012），国家冰川冻土沙漠科学数据中心(www.ncdc.ac.cn)，2020，doi：10.12072/ncdc.NIEER.db0058.2020", "paper_ref_way": "", "ds_ref_instruction": "本数据由“黑河生态水文遥感试验（HiWATER）”产生，用户在使用数据时请在正文中明确声明数据的来源，并在参考文献部分引用本元数据提供的引用方式。", "ds_from_station": null, "organization_id": "c94b3578-20da-4346-9de9-c702b6ca8983", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": null, "quality_level": 3, "publish_time": "2021-08-27 11:24:52", "last_updated": "2021-08-27 11:24:52", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.nieer.2020.1585", "i18n": { "en": { "title": "Eco hydrological remote sensing experiment of Heihe River: multi scale observation experiment of surface evapotranspiration over heterogeneous underlying surface flux observation matrix dataset (eddy covariance-2012)", "ds_format": "", "ds_source": "The published observation data include: date / time, wind direction WDIR (°), horizontal wind speed wnd (M / s), standard deviation of lateral wind speed STD_ Uy (M / s), ultrasonic virtual temperature TV (℃), water vapor density H2O (g / m3), carbon dioxide concentration CO2 (mg / m3), friction velocity ustar (M / s), stability Z / L (dimensionless), sensible heat flux HS (w / m2), latent heat flux Le (w / m2), carbon dioxide flux FC (mg / (M2S)), quality identification QA of sensible heat flux_ HS, quality identification of latent heat flux QA_ Le, quality identification QA of carbon dioxide flux_ Fc。 The quality identification of sensible heat, latent heat and carbon dioxide flux is divided into three levels (quality identification 0:（ Δ st < 30, ITC< 30）; 1: （ Δ st < 100, ITC< 100）; The rest are 2). The meaning of data time, for example, 0:30 represents the average of 0:00-0:30; The data is stored in *. XLS format
", "ds_quality": "Good data quality
", "ds_ref_way": "", "ds_abstract": "The data set contains the eddy related flux observation data of point 1 in the flux observation matrix from June 4 to September 17, 2012;\n
\nThe data set contains the eddy related flux observation data of point 2 in the flux observation matrix from June 3 to September 21, 2012;\n
\nThe data set contains the eddy related flux observation data of point 5 in the flux observation matrix from June 3 to September 18, 2012;\n
\nThe data set contains the observation data of large aperture scintillator at point 3 in the flux observation matrix;\n
\nThe data set contains the eddy related flux observation data of point 14 in the flux observation matrix from May 30 to September 21, 2012. The station is located in the farmland of Yingke Irrigation District, Zhangye City, Gansu Province, with corn as the underlying surface. The longitude and latitude of the observation point are 100.35310e, 38.85867n and 1570.23m above sea level;\n
\nThe data set contains the eddy related flux observation data of point 6 in the flux observation matrix from May 28 to September 21, 2012. The station is located in the farmland of Yingke Irrigation District, Zhangye City, Gansu Province, with corn as the underlying surface. The longitude and latitude of the observation point are 100.35970e, 38.87116n and 1562.97m above sea level;\n
\nThe data set contains the eddy correlator observation data of the farmland station downstream of Heihe hydrometeorological observation network from July 14, 2013 to December 11, 2013;\n
\nThe data set contains the eddy related flux observation data of huazhaizi station in the flux observation matrix from June 6 to September 15, 2012. The station is located in Zhangye City, Gansu Province, and the underlying surface is desert. The longitude and latitude of the observation point are 100.31860e, 38.76519n and 1731.00m above sea level;\n
\nThe data set contains the eddy related flux observation data of point 12 in the flux observation matrix from May 28 to September 21, 2012. The station is located in the farmland of Daman Irrigation District, Zhangye City, Gansu Province, with corn as the underlying surface. The longitude and latitude of the observation point are 100.36631e, 38.86515n, and the altitude is 1559.25m;\n
\nThe data set contains the eddy related flux observation data of wetland stations in the flux observation matrix from June 25 to September 26, 2012. The site is located in Zhangye City, Gansu Province, and the underlying surface is wetland. The longitude and latitude of the observation point are 100.44640e, 38.97514n and 1460.00m above sea level;\n
\nThe data set contains the eddy related flux observation data of point 7 in the flux observation matrix from May 29 to September 18, 2012. The station is located in the farmland of Yingke Irrigation District, Zhangye City, Gansu Province, with corn as the underlying surface. The longitude and latitude of the observation point are 100.36521e, 38.87676n, and the altitude is 1556.39m;\n
\nThe data set contains the eddy related flux observation data of point 16 in the flux observation matrix from June 6 to September 17, 2012. The station is located in the farmland of Daman Irrigation District, Zhangye City, Gansu Province, with corn as the underlying surface. The longitude and latitude of the observation point are 100.36411e, 38.84931n, and the altitude is 1564.31m;\n
\nThe data set contains the eddy related flux observation data of point 4 in the flux observation matrix from May 31 to September 17, 2012. The station is located in Yingke Irrigation District, Zhangye City, Gansu Province, with villages on the underlying surface. The longitude and latitude of the observation point are 100.35753e, 38.87752n, and the altitude is 1561.87m;\n
\nThe data set contains the eddy related flux observation data of point 10 in the flux observation matrix from June 4 to September 17, 2012. The station is located in the farmland of Yingke Irrigation District, Zhangye City, Gansu Province, with corn as the underlying surface. The longitude and latitude of the observation point are 100.39572e, 38.87567n, and the altitude is 1534.73m;\n
\nThe data set contains the eddy related flux observation data of point 9 in the flux observation matrix from June 4 to September 17, 2012. The station is located in the farmland of Yingke Irrigation District, Zhangye City, Gansu Province, with corn as the underlying surface. The longitude and latitude of the observation point are 100.38546e, 38.87239n, and the altitude is 1543.34m;\n
\nThe data set contains the eddy related flux observation data of point 17 in the flux observation matrix from May 31 to September 17, 2012. The station is located in Daman irrigation area, Zhangye City, Gansu Province, with orchards on the underlying surface. The longitude and latitude of the observation point are 100.36972e, 38.84510n, and the altitude is 1559.63m;\n
\nThe data set contains the eddy related flux observation data of point 8 in the flux observation matrix from May 28 to September 21, 2012. The station is located in the farmland of Yingke Irrigation District, Zhangye City, Gansu Province, with corn as the underlying surface. The longitude and latitude of the observation point are 100.37649e, 38.87254n, and the altitude is 1550.06m;\n
\nThe data set contains the eddy related flux observation data of point 3 in the flux observation matrix from June 3 to September 18, 2012. The station is located in the farmland of Yingke Irrigation District, Zhangye City, Gansu Province, with corn as the underlying surface. The longitude and latitude of the observation point are 100.37634e, 38.89053n and the altitude is 1543.05m
", "ds_time_res": "日", "ds_acq_place": "Heihe River Basin, Yingke oasis, intensive observation area", "ds_space_res": "", "ds_projection": "", "ds_process_way": "The original observation data of eddy correlator is 10Hz. The released data is the 30 minute data post processed by edire software. The main processing steps include: field value elimination, delay time correction, coordinate rotation (quadratic coordinate rotation), frequency response correction, ultrasonic virtual temperature correction and density (WPL) correction. At the same time, the quality of each flux value is evaluated, mainly the atmospheric stability（ Δ St) and turbulence similarity characteristics (ITC). The 30 min flux value output by edire software is also screened: (1) eliminate the data when the instrument is wrong（ 2) Eliminate the data 1H before and after precipitation（ 3) Eliminate the data with a loss rate of more than 3% every 30min of 10Hz original data（ 4) Eliminate the observation data of weak turbulence at night (U * less than 0.1M / s). The average period of observation data is 30 minutes, 48 data a day, and the missing data is marked as - 6999. Suspicious data caused by instrument drift and other reasons shall be identified in red font
", "ds_ref_instruction": " " } }, "submit_center_id": "ncdc", "data_level": 0, "recommendation_value": 0, "license_type": "https://creativecommons.org/licenses/by/4.0/", "doi_reg_from": "reg_local", "cstr_reg_from": "reg_local", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "belong_to_nieer": false, "ds_topic_tags": [ "涡动相关仪", "感热通量", "水文气象", "二氧化碳通量", "潜热通量" ], "ds_subject_tags": [ "地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "中游人工绿洲试验区", "通量观测矩阵", "黑河流域" ], "ds_time_tags": [ 2012 ], "ds_contributors": [ { "true_name": "刘绍民", "email": "smliu@bnu.edu.cn", "work_for": "北京师范大学", "country": "中国" }, { "true_name": "徐自为", "email": "xuzw@bnu.edu.cn", "work_for": "北京师范大学地理学与遥感科学学院", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "刘绍民", "email": "smliu@bnu.edu.cn", "work_for": "北京师范大学", "country": "中国" }, { "true_name": "徐自为", "email": "xuzw@bnu.edu.cn", "work_for": "北京师范大学地理学与遥感科学学院", "country": "中国" } ], "ds_managers": [ { "true_name": "徐自为", "email": "xuzw@bnu.edu.cn", "work_for": "北京师范大学地理学与遥感科学学院", "country": "中国" } ], "category": "生态" }