{
    "created": "2022-03-16 15:57:38",
    "updated": "2026-04-30 07:15:39",
    "id": "72ce70aa-6177-4b8b-a087-8b94eafe9efd",
    "version": 10,
    "ds_topic": null,
    "title_cn": "基于《水处理工程》的酸性高铁矿井水综合实验设计数据集（2019年2月）",
    "title_en": "Comprehensive experimental design data set of acid high speed railway mine water based on Water Treatment Engineering (February 2019)",
    "ds_abstract": "<p>&emsp;&emsp;以山西省某煤矿酸性矿井水为研究对象，使用轻烧镁粉对其进行处理，提高其pH值并降低亚铁离子和总铁的浓度使其满足排放或回用水对铁的要求。探究的实验因素包括pH值、药剂投加量、曝气量、曝气时间等。数据集共包含260个数据。",
    "ds_source": "<p>&emsp;&emsp;室内实验，自主产生。",
    "ds_process_way": "<p>&emsp;&emsp;中和实验：将一定量的轻烧镁粉、氧化钙、氧化镁分别加入到1000 mL酸性矿井水中，在六联混凝搅拌仪中进行搅拌混合，以400 r/min的速度搅拌10 min，静置20 min，取上清液经0.45 μm膜过滤后测定其pH值。</p>\n<p>&emsp;&emsp;曝气除铁实验：投加一定量的轻烧镁粉到100 mL酸性矿井水中，调节pH值为5~7，按前述中和实验过程搅拌后，用蜂窝状曝气头控制不同的流量对水样进行曝气，在不同的曝气时间取水样，用呤菲啰啉分光光度法测量亚铁离子和总铁浓度。",
    "ds_quality": "<p>&emsp;&emsp;数据质量良好。",
    "ds_acq_start_time": "2019-02-01 00:00:00",
    "ds_acq_end_time": "2019-02-28 00:00:00",
    "ds_acq_place": "北京市",
    "ds_acq_lon_east": 115.7,
    "ds_acq_lat_south": 39.36666666666667,
    "ds_acq_lon_west": 117.4,
    "ds_acq_lat_north": 41.6,
    "ds_acq_alt_low": null,
    "ds_acq_alt_high": null,
    "ds_share_type": "apply-access",
    "ds_total_size": 2548492,
    "ds_files_count": 2,
    "ds_format": "excel",
    "ds_space_res": null,
    "ds_time_res": "日",
    "ds_coordinate": "无",
    "ds_projection": "",
    "ds_thumbnail": "72ce70aa-6177-4b8b-a087-8b94eafe9efd.jpg",
    "ds_thumb_from": 0,
    "ds_ref_way": "章丽萍，基于《水处理工程》的酸性高铁矿井水综合实验设计数据集（2019年2月），国家冰川冻土沙漠科学数据中心(www.ncdc.ac.cn)，2022，doi：10.12072/ncdc.UTCMW.db2139.2022",
    "paper_ref_way": "",
    "ds_ref_instruction": "使用申明：“基于《水处理工程》的酸性高铁矿井水综合实验设计数据集（2019年2月）”来源于国家重点研发计划《大型煤矿和有色矿矿井水高效利用技术与示范》（项目编号：2018YFC0406400）。",
    "ds_from_station": null,
    "organization_id": "4f9aad20-0a6f-4efd-9b8b-70cd10164ea3",
    "ds_serv_man": "敏玉芳",
    "ds_serv_phone": "0931-4967596",
    "ds_serv_mail": "ncdc@lzb.ac.cn",
    "doi_value": "10.12072/ncdc.UTCMW.db2139.2022",
    "subject_codes": [
        "170.50"
    ],
    "quality_level": 3,
    "publish_time": "2022-05-30 17:39:40",
    "last_updated": "2022-05-31 08:44:52",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": "11738.11.ncdc.UTCMW.db2139.2022",
    "i18n": {
        "en": {
            "title": "Comprehensive experimental design data set of acid high speed railway mine water based on Water Treatment Engineering (February 2019)",
            "ds_format": "",
            "ds_source": "<pre><code>\n</code></pre>\n<p>&emsp;Indoor experiment, self generated.",
            "ds_quality": "<pre><code>                                                                                   &lt;p&gt;&amp;emsp;Good data quality.\n</code></pre>",
            "ds_ref_way": "",
            "ds_abstract": "<pre><code>\n</code></pre>\n<p> Taking the acid mine water of a coal mine in Shanxi Province as the research object, light burned magnesium powder is used to treat it, improve its pH value and reduce the concentration of ferrous ion and total iron, so as to meet the requirements of iron for discharge or reuse. The experimental factors to be explored include pH value, reagent dosage, aeration volume, aeration time, etc. The data set contains a total of 260 data.</p>",
            "ds_time_res": "日",
            "ds_acq_place": "Beijing",
            "ds_space_res": "",
            "ds_projection": "",
            "ds_process_way": "<pre><code>\n</code></pre>\n<p>&emsp;Neutralization experiment: add a certain amount of light burned magnesia powder, calcium oxide and magnesium oxide into 1000 ml acid mine water respectively, stir and mix in a six link coagulation mixer, stir at the speed of 400 R / min for 10 minutes, stand for 20 minutes, and take the supernatant for 0.45 minutes μ The pH value of M membrane was measured after filtration</p>\n<p>&emsp; Aeration and iron removal experiment: add a certain amount of light burned magnesium powder to 100 mL acid mine drainage, adjust pH value is 5~7, according to the preceding and neutralization process, use honeycomb aeration head to control different flow rate to aerate the water sample, take different water samples during different aeration time, and determine the concentration of ferrous ion and total iron by phenanthroline spectrophotometry.",
            "ds_ref_instruction": "                    Use statement: \"comprehensive experimental design data set of acid high-speed railway mine water based on water treatment engineering\" comes from the national key R & D plan \"technology and demonstration of efficient utilization of mine water in large coal mines and nonferrous mines\" (Project No.: 2018yfc0406400)."
        }
    },
    "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": [
        "矿井水治理",
        "轻烧镁粉",
        "酸性高铁矿井水"
    ],
    "ds_subject_tags": [
        "地质学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "北京市"
    ],
    "ds_time_tags": [
        2019
    ],
    "ds_contributors": [
        {
            "true_name": "章丽萍",
            "email": "haozimei77@163.com",
            "work_for": "中国矿业大学（北京）化学与环境工程学院",
            "country": "中国"
        }
    ],
    "ds_meta_authors": [
        {
            "true_name": "章丽萍",
            "email": "haozimei77@163.com",
            "work_for": "中国矿业大学（北京）化学与环境工程学院",
            "country": "中国"
        }
    ],
    "ds_managers": [
        {
            "true_name": "敏玉芳",
            "email": "myf@lzb.ac.cn",
            "work_for": "中国科学院西北生态环境资源研究院",
            "country": "中国"
        }
    ],
    "category": "其他"
}