{
    "created": "2021-10-19 17:29:27",
    "updated": "2026-05-01 07:15:00",
    "id": "dcf70b49-8950-4e75-aace-09d2da04b39f",
    "version": 4,
    "ds_topic": null,
    "title_cn": "天津金海湖湖水预处理出水淤泥密度指数数据集（2020年7月5日-2020年11月2日）",
    "title_en": "Tianjin Jinhai Lake Lake Pretreatment Effluent Silt Density Index Dataset (July 5, 2020 - November 2, 2020)",
    "ds_abstract": "<p>&emsp;&emsp;采集金海湖湖水经精密过滤-超滤预处理后的出水，采用SDI测定仪测定水样的SDI值，采集时间为2020年7月5日至2020年11月2日。\n<p>&emsp;&emsp; 根据《Standard Test Method for Silt Density Index (SDI) of Water》ASTM D4189-07 (R2014)标准规范测试方法和流程获得。测量精确到小数点后两位。预处理后的产水SDI的值均小于3，能够满足纳滤/反渗透膜组件对进水SDI<5的要求，达到任务书考核指标。",
    "ds_source": "<p>&emsp;&emsp;实验获得。",
    "ds_process_way": "<p>&emsp;&emsp;根据《Standard Test Method for Silt Density Index (SDI) of Water》ASTM D4189-07 (R2014)标准规范测试方法和流程获得。",
    "ds_quality": "<p>&emsp;&emsp;(1)数据生产过程: 采集金海湖湖水经精密过滤-超滤预处理后的出水，采用SDI测定仪（杭州恒水过滤有限公司）测定水样的SDI值。\n<p>&emsp;&emsp;(2)方法和标准规范: 根据《Standard Test Method for Silt Density Index (SDI) of Water》ASTM D4189-07 (R2014)标准规范测试方法和流程获得。测量精确到小数点后两位。\n<p>&emsp;&emsp;(3)结果：预处理后的产水SDI的值均小于3，能够满足纳滤/反渗透膜组件对进水SDI<5的要求，达到任务书考核指标。",
    "ds_acq_start_time": "2020-07-05 00:00:00",
    "ds_acq_end_time": "2020-11-02 00:00:00",
    "ds_acq_place": "天津市滨海新区金海湖",
    "ds_acq_lon_east": null,
    "ds_acq_lat_south": null,
    "ds_acq_lon_west": null,
    "ds_acq_lat_north": null,
    "ds_acq_alt_low": null,
    "ds_acq_alt_high": null,
    "ds_share_type": "login-access",
    "ds_total_size": 61453,
    "ds_files_count": 2,
    "ds_format": "xlsx",
    "ds_space_res": null,
    "ds_time_res": "",
    "ds_coordinate": "无",
    "ds_projection": "",
    "ds_thumbnail": "dcf70b49-8950-4e75-aace-09d2da04b39f.png",
    "ds_thumb_from": 0,
    "ds_ref_way": "",
    "paper_ref_way": "",
    "ds_ref_instruction": "",
    "ds_from_station": null,
    "organization_id": "d6a6694f-4988-40e1-ac47-a19692c05b3d",
    "ds_serv_man": "敏玉芳",
    "ds_serv_phone": "0931-4967596",
    "ds_serv_mail": "ncdc@lzb.ac.cn",
    "doi_value": "",
    "subject_codes": [
        "170.5515"
    ],
    "quality_level": 3,
    "publish_time": "2021-10-22 15:26:38",
    "last_updated": "2025-05-29 17:26:49",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": "11738.11.ncdc.MDBW.2021.17",
    "i18n": {
        "en": {
            "title": "Tianjin Jinhai Lake Lake Pretreatment Effluent Silt Density Index Dataset (July 5, 2020 - November 2, 2020)",
            "ds_format": "xlsx",
            "ds_source": "<p>&emsp; Experimentally obtained.",
            "ds_quality": "<p>&emsp; (1)Data production process: The water of Jinhai Lake was collected after pretreatment by precision filtration-ultrafiltration, and the SDI value of the water samples was determined by using SDI tester (Hangzhou Hengshui Filtration Co., Ltd.).\n<p>&emsp; (2) Methods and standards: According to “Standard Test Method for Silt Density Index (SDI) of Water” ASTM D4189-07 (R2014) standard specification of the test method and process to obtain. Measurements are accurate to two decimal places.\n<p>&emsp; (3) Results: the values of SDI of water produced after pretreatment are all less than 3, which can meet the requirements of SDI<5 of influent water by NF/RO membrane module, and reach the assessment index of the mission statement.",
            "ds_ref_way": "",
            "ds_abstract": "<p>  The effluent water of Jinhai Lake water after precision filtration-ultrafiltration pretreatment was collected from July 5, 2020 to November 2, 2020 to determine the SDI value of the water samples by using SDI tester.\n<p>  Acquired according to the Standard Test Method for Silt Density Index (SDI) of Water, ASTM D4189-07 (R2014) standard specification of test methods and procedures. Measurements were accurate to two decimal places. The values of SDI of water after pretreatment are all less than 3, which can meet the requirement of SDI&lt;5 of influent water for NF/RO membrane module, and reach the assessment index of the mission statement.</p></p>",
            "ds_time_res": "",
            "ds_acq_place": "Jinhai Lake, Binhai New Area, Tianjin",
            "ds_space_res": "",
            "ds_projection": "",
            "ds_process_way": "<p>&emsp; Obtained in accordance with the Standard Test Method for Silt Density Index (SDI) of Water, ASTM D4189-07 (R2014) standard specification for test methods and procedures.",
            "ds_ref_instruction": ""
        }
    },
    "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": [
        "苦咸水",
        "超滤",
        "淤泥密度指数"
    ],
    "ds_subject_tags": [
        "水文化学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "天津市滨海新区金海湖"
    ],
    "ds_time_tags": [
        2020
    ],
    "ds_contributors": [
        {
            "true_name": "杜润红",
            "email": "durunhong@tiangong.edu.cn",
            "work_for": "天津工业大学",
            "country": "中国"
        }
    ],
    "ds_meta_authors": [
        {
            "true_name": "杜润红",
            "email": "durunhong@tiangong.edu.cn",
            "work_for": "天津工业大学",
            "country": "中国"
        }
    ],
    "ds_managers": [
        {
            "true_name": "杜润红",
            "email": "durunhong@tiangong.edu.cn",
            "work_for": "天津工业大学",
            "country": "中国"
        }
    ],
    "category": "其他"
}