该数据集包含了2012年6月2日至9月21日的通量观测矩阵中20号点的自动气象站观测数据。站点为甘肃省张掖市花寨子站，下垫面是荒漠。观测点的经纬度是100.31860E, 38.76519N，海拔1731.00m。两个红外表面温度传感器安装在2.65米处，支臂朝向正南，探头朝向是垂直向下；土壤温度探头埋设在地表0cm和地下2cm、4cm 处，并距离气象塔2米的正南方； 土壤水分传感器分别埋设在地下2cm、4cm 处，并距离气象塔2米的正南方；土壤热流板（3块）依次埋设在地下6 cm处。本站数据集存放在两个表格中，其中北师大观测数据集时间间隔为10分钟平均，中科院寒旱所的观测数据集时间间隔为30分钟平均，具体观测要素分别如下：\n
\n（1）观测项目有：地表辐射温度（IRT_1、IRT_2）(单位：摄氏度、百分比)、土壤热通量（Gs_1、Gs_2、Gs_3）(单位：瓦/平方米)、 多层土壤水分（Ms_2cm、Ms_4cm）(单位：百分比)和多层土壤温度（Ts_0cm、Ts_2cm 、Ts_4cm）(单位：摄氏度)。\n
\n（2）花寨子中科院寒旱所观测项目有：风速（WS_0.48m、WS_0.98m、WS_1.99m、WS_2.99m）(单位：米/秒)、风向（WD_4m）(单位：度)、沙尘浓度（Funjin_mgm3_Avg）、辐射四分量（DR、UR、DLR_Cor、ULR_Cor、Rn）(单位：瓦/平方米)、空气温湿观测（Ta_1m 、Ta_1.99m、Ta_2.99m、RH_1m、RH_1.99m、RH_2.99m）(单位：摄氏度、百分比)、气压（Press）(单位：百帕)、多层土壤温度（Ts_0cm、Ts_4cm、Ts_10cm、Ts_18cm Ts_26cm、Ts_34cm、Ts_42cm、Ts_50cm）(单位：摄氏度)、多层土壤水分百分比（Ms_2cm Ms_2cm Ms_2cm Ms_10cm Ms_18cm Ms_26cm Ms_34cm Ms_42cm Ms_50cm Ms_58cm）(单位：百分比)和多层土壤水分体积（ADR_2cm、ADR_2cm、ADR_2cm、ADR_2cm、ADR_10cm、ADR_18cm、ADR_26cm、ADR_34cm、ADR_42cm、ADR_50cm）(单位：立方米/立方米)、沙尘动量（KE_Tot）(单位：计数)和沙粒子量（PC_Tot）(单位：计数)。\n
\n观测数据的处理与质量控制：1）确保（1）北师大观测每天1440个数据（每10min），若出现数据的缺失，则由-6999标示；确保（2）中科院寒旱所站每天48个数据（每30min），若出现数据的缺失，则由-6999标示；2）剔除有重复记录的时刻；3）删除了明显超出物理意义或超出仪器量程的数据；4）花寨子中科院寒旱所观测项目的记录时间为世界时间，日期和时间的格式统一，并且日期、时间在同一列。如，时间为：2012-6-10 10:30；5）命名规则为：AMS+站点编号 。\n
\n多尺度观测试验或站点信息请参考Liu et al. (2016)，观测数据处理请参考Xu et al.(2013)。
", "ds_source": "站点为甘肃省张掖市花寨子站，下垫面是荒漠。观测点的经纬度是100.31860E, 38.76519N，海拔1731.00m。
", "ds_process_way": "两个红外表面温度传感器安装在2.65米处，支臂朝向正南，探头朝向是垂直向下；土壤温度探头埋设在地表0cm和地下2cm、4cm 处，并距离气象塔2米的正南方； 土壤水分传感器分别埋设在地下2cm、4cm 处，并距离气象塔2米的正南方；土壤热流板（3块）依次埋设在地下6 cm处。本站数据集存放在两个表格中，其中北师大观测数据集时间间隔为10分钟平均，中科院寒旱所的观测数据集时间间隔为30分钟平均，具体观测要素分别如下：\n
\n（1）观测项目有：地表辐射温度（IRT_1、IRT_2）(单位：摄氏度、百分比)、土壤热通量（Gs_1、Gs_2、Gs_3）(单位：瓦/平方米)、 多层土壤水分（Ms_2cm、Ms_4cm）(单位：百分比)和多层土壤温度（Ts_0cm、Ts_2cm 、Ts_4cm）(单位：摄氏度)。\n
\n（2）花寨子中科院寒旱所观测项目有：风速（WS_0.48m、WS_0.98m、WS_1.99m、WS_2.99m）(单位：米/秒)、风向（WD_4m）(单位：度)、沙尘浓度（Funjin_mgm3_Avg）、辐射四分量（DR、UR、DLR_Cor、ULR_Cor、Rn）(单位：瓦/平方米)、空气温湿观测（Ta_1m 、Ta_1.99m、Ta_2.99m、RH_1m、RH_1.99m、RH_2.99m）(单位：摄氏度、百分比)、气压（Press）(单位：百帕)、多层土壤温度（Ts_0cm、Ts_4cm、Ts_10cm、Ts_18cm Ts_26cm、Ts_34cm、Ts_42cm、Ts_50cm）(单位：摄氏度)、多层土壤水分百分比（Ms_2cm Ms_2cm Ms_2cm Ms_10cm Ms_18cm Ms_26cm Ms_34cm Ms_42cm Ms_50cm Ms_58cm）(单位：百分比)和多层土壤水分体积（ADR_2cm、ADR_2cm、ADR_2cm、ADR_2cm、ADR_10cm、ADR_18cm、ADR_26cm、ADR_34cm、ADR_42cm、ADR_50cm）(单位：立方米/立方米)、沙尘动量（KE_Tot）(单位：计数)和沙粒子量（PC_Tot）(单位：计数)。
", "ds_quality": "数据质量良好
", "ds_acq_start_time": "2012-06-02 00:00:00", "ds_acq_end_time": "2012-09-21 00:00:00", "ds_acq_place": "黑河流域, 中游人工绿洲试验区, 通量观测矩阵", "ds_acq_lon_east": 100.31666666666666, "ds_acq_lat_south": 38.765277777777776, "ds_acq_lon_west": 100.31666666666666, "ds_acq_lat_north": 38.765277777777776, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 3506193, "ds_files_count": 2, "ds_format": "word", "ds_space_res": null, "ds_time_res": "日", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "e42ddb21-9dfb-4251-8cdd-c83199822cf2.png", "ds_thumb_from": 0, "ds_ref_way": "刘绍民，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（花寨子荒漠站-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.db0083.2020", "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 11:07:50", "last_updated": "2021-08-27 11:07:50", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.nieer.2020.1607", "i18n": { "en": { "title": "Heihe River eco hydrological remote sensing experiment: multi-scale observation experiment of surface evapotranspiration on non-uniform underlying surface - flux observation matrix data set (huazhaizi desert station-2012)", "ds_format": "", "ds_source": "The station is huazhaizi station in Zhangye City, Gansu Province, with desert on the underlying surface. The longitude and latitude of the observation point are 100.31860e, 38.76519n and 1731.00m above sea level
", "ds_quality": "Good data quality
", "ds_ref_way": "Liu Shaomin, Heihe eco hydrological remote sensing experiment: multi-scale observation experiment of surface evapotranspiration on non-uniform underlying surface - flux observation matrix data set (huazhaizi desert station-2012), national glacier, frozen soil and desert Science Data Center (www.ncdc. Ac.cn), 2020, DOI: 10.12072/ncdc.nieer.db0083.2020", "ds_abstract": "The data set contains the observation data of automatic weather station at point 20 in the flux observation matrix from June 2 to September 21, 2012. The station is huazhaizi station in Zhangye City, Gansu Province, with desert on the underlying surface. The longitude and latitude of the observation point are 100.31860e, 38.76519n and 1731.00m above sea level. Two infrared surface temperature sensors are installed at 2.65m, with the arm facing due south and the probe facing vertically downward; The soil temperature probe is buried at 0cm on the surface and 2cm and 4cm underground, and is 2m away from the south of the meteorological tower; The soil moisture sensor is buried 2cm and 4cm underground, and is 2 meters south of the meteorological tower; Soil heat flow plates (3 pieces) are successively buried 6 cm underground. The data sets of the station are stored in two tables. The time interval of the observation data sets of Beijing Normal University is 10 minutes on average, and the time interval of the observation data sets of the Institute of cold and drought of Chinese Academy of Sciences is 30 minutes on average. The specific observation elements are as follows:\n
\n（ 1) Observation items: surface radiation temperature (IRT)_ 1、IRT_ 2) (unit: Celsius, percentage), soil heat flux (GS)_ 1、Gs_ 2、Gs_ 3) (unit: watt / m2), multi-layer soil moisture (MS)_ 2cm、Ms_ 4cm (in percentage) and multi-layer soil temperature (TS)_ 0cm、Ts_ 2cm 、Ts_ 4cm) (in degrees Celsius).\n
\n（ 2) The observation items of cold and drought Institute of huazhaizi Chinese Academy of sciences include: wind speed (WS_ 0.48m、WS_ 0.98m、WS_ 1.99m、WS_ 2.99m (unit: M / s), wind direction (WD)_ 4m (in degrees), dust concentration (funjin)_ mgm3_ AVG), four components of radiation (DR, ur, DLR)_ Cor、ULR_ COR, RN (unit: w / m2), air temperature and humidity observation (TA)_ 1m 、Ta_ 1.99m、Ta_ 2.99m、RH_ 1m、RH_ 1.99m、RH_ 2.99m (unit: Celsius, percentage), pressure (press) (unit: HPA), multi-layer soil temperature (TS)_ 0cm、Ts_ 4cm、Ts_ 10cm、Ts_ 18cm Ts_ 26cm、Ts_ 34cm、Ts_ 42cm、Ts_ 50cm (in degrees Celsius), multi-layer soil moisture percentage (MS)_ 2cm Ms_ 2cm Ms_ 2cm Ms_ 10cm Ms_ 18cm Ms_ 26cm Ms_ 34cm Ms_ 42cm Ms_ 50cm Ms_ 58cm in percent and multilayer soil moisture volume (ADR_ 2cm、ADR_ 2cm、ADR_ 2cm、ADR_ 2cm、ADR_ 10cm、ADR_ 18cm、ADR_ 26cm、ADR_ 34cm、ADR_ 42cm、ADR_ 50cm (unit: m3 / m3), dust momentum (KE)_ Tot (unit: count) and sand particle quantity (PC)_ TOT) (unit: count).\n
\nProcessing and quality control of observation data: 1) ensure that (1) Beijing Normal University observes 1440 data every day (every 10min). If there is a lack of data, it will be marked by - 6999; Ensure that (2) there are 48 data (every 30min) in the cold and drought station of Chinese Academy of Sciences every day. If there is a lack of data, it will be marked by - 6999; 2) Eliminate the time with duplicate records; 3) Data that is obviously beyond the physical meaning or beyond the range of the instrument are deleted; 4) The record time of the observation project of cold and drought Institute of Chinese Academy of Sciences in huazhaizi is world time. The format of date and time is unified, and the date and time are in the same column. For example, the time is: 10:30, June 10, 2012; 5) The naming rule is: AMS + site number.\n
\nFor multi-scale observation test or site information, please refer to Liu et al. (2016), and for observation data processing, please refer to Xu et al. (2013)
", "ds_time_res": "日", "ds_acq_place": "Heihe River Basin, artificial oasis experimental area in the middle reaches, flux observation matrix", "ds_space_res": "", "ds_projection": "", "ds_process_way": "Two infrared surface temperature sensors are installed at 2.65m, with the arm facing due south and the probe facing vertically downward; The soil temperature probe is buried at 0cm on the surface and 2cm and 4cm underground, and is 2m away from the south of the meteorological tower; The soil moisture sensor is buried 2cm and 4cm underground, and is 2 meters south of the meteorological tower; Soil heat flow plates (3 pieces) are successively buried 6 cm underground. The data sets of the station are stored in two tables. The time interval of the observation data sets of Beijing Normal University is 10 minutes on average, and the time interval of the observation data sets of the Institute of cold and drought of Chinese Academy of Sciences is 30 minutes on average. The specific observation elements are as follows:\n
\n（1) Observation items: surface radiation temperature (IRT)_ 1、IRT_ 2) (unit: Celsius, percentage), soil heat flux (GS)_ 1、Gs_ 2、Gs_ 3) (unit: watt / m2), multi-layer soil moisture (MS)_ 2cm、Ms_ 4cm (in percentage) and multi-layer soil temperature (TS)_ 0cm、Ts_ 2cm 、Ts_ 4cm) (in degrees Celsius).\n
\n（2) The observation items of cold and drought Institute of huazhaizi Chinese Academy of sciences include: wind speed (WS_ 0.48m、WS_ 0.98m、WS_ 1.99m、WS_ 2.99m (unit: M / s), wind direction (WD)_ 4m (in degrees), dust concentration (funjin)_ mgm3_ AVG), four components of radiation (DR, ur, DLR)_ Cor、ULR_ COR, RN (unit: w / m2), air temperature and humidity observation (TA)_ 1m 、Ta_ 1.99m、Ta_ 2.99m、RH_ 1m、RH_ 1.99m、RH_ 2.99m (unit: Celsius, percentage), pressure (press) (unit: HPA), multi-layer soil temperature (TS)_ 0cm、Ts_ 4cm、Ts_ 10cm、Ts_ 18cm Ts_ 26cm、Ts_ 34cm、Ts_ 42cm、Ts_ 50cm (in degrees Celsius), multi-layer soil moisture percentage (MS)_ 2cm Ms_ 2cm Ms_ 2cm Ms_ 10cm Ms_ 18cm Ms_ 26cm Ms_ 34cm Ms_ 42cm Ms_ 50cm Ms_ 58cm in percent and multilayer soil moisture volume (ADR_ 2cm、ADR_ 2cm、ADR_ 2cm、ADR_ 2cm、ADR_ 10cm、ADR_ 18cm、ADR_ 26cm、ADR_ 34cm、ADR_ 42cm、ADR_ 50cm (unit: m3 / m3), dust momentum (KE)_ Tot (unit: count) and sand particle quantity (PC)_ TOT) (unit: count)
", "ds_ref_instruction": " \nThis data is generated by \"Heihe eco hydrological remote sensing experiment (hiwater)\". When using the data, users should clearly state the source of the data in the text and quote the reference method provided by this metadata in the reference part." } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "CC 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, "ds_topic_tags": [ "水文气象", "自动气象站", "气象要素", "降水", "大气温度", "降水量", "湿度", "空气温度" ], "ds_subject_tags": [ "地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "黑河流域", "通量观测矩阵", "中游人工绿洲试验区" ], "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": "李新", "email": "lixin@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "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" } ], "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": "遥感及产品" }