高寒矿区大范围的煤炭开采导致地表植被、冻土层、水资源等的严重破坏，而矿区生态修复缺少必要的土壤资源。利用矿区煤矸石固废资源作为重构煤矸石基质主体材料，通过功能材料添加优化重构煤矸石基质的水力特性对于高寒矿区水源涵养与植被恢复具有重要意义。研究以煤矸石作为保水层重构主体材料，筛选几种主体材料规格，通过添加功能材料进行保水层重构试验。数据包括不同主体材料的持水量、孔隙、饱和导水率、蒸发等，以及不同功能材料添加重构保水层的持水量、孔隙、饱和导水率、湿润锋运移深度、累计入渗量、日蒸发量、累计蒸发量、蒸发结束后剖面含水量分布、持水系数等。数据以煤矸石为主体材料的重构保水层模型提供水力参数。
", "ds_source": "结构、持水性能包括持水量、孔隙度等，采用环刀法进行测试；渗透系数指标为饱和导水率，采用土壤渗透仪进行测试，入渗、蒸发性能包括湿润锋运移深度、累计入渗量、日蒸发量、累计蒸发量等数据，采用土柱模拟入渗、蒸发试验。重构保水层保水性能指标为蒸发结束后剖面含水量分布、持水系数等，通过将土柱蒸发试验结束后剖面取样烘干后计算得出。
", "ds_process_way": "实验基础数据
", "ds_quality": "", "ds_acq_start_time": "2023-07-01 00:00:00", "ds_acq_end_time": "2024-12-31 00:00:00", "ds_acq_place": "青海,海西州,木里矿区", "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": 103015, "ds_files_count": 0, "ds_format": "*.xlsx", "ds_space_res": "", "ds_time_res": "分钟", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "6cda8d62-79e4-4cba-ab0b-ab9509cb3279.png", "ds_thumb_from": 2, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "", "ds_from_station": "", "organization_id": "5b99d600-008a-4069-8fc3-7adb9c3f2f8b", "ds_serv_man": "李成", "ds_serv_phone": "18754803950", "ds_serv_mail": "844864036@qq.com", "doi_value": "", "subject_codes": [ "170.99" ], "quality_level": 0, "publish_time": "2026-07-06 10:51:07", "last_updated": "2026-07-06 10:52:03", "protected": false, "protected_to": "2027-10-01 00:00:00", "lang": "zh", "cstr": "", "i18n": { "en": { "title": "Test data set for modification and reconstruction of water-retaining layer in alpine Kuangqu mining area (2023-2024)", "ds_format": "*.xlsx", "ds_source": "The structure and water holding capacity, including water holding capacity and porosity, are tested using the ring knife method; The permeability index is the saturated hydraulic conductivity, which is tested using a soil permeameter. The infiltration and evaporation performance include the depth of wetting front movement, cumulative infiltration amount, daily evaporation amount, cumulative evaporation amount, etc. Soil column simulation infiltration and evaporation tests are used. The water retention performance indicators of the reconstructed water retaining layer include the distribution of water content and water holding coefficient in the profile after evaporation, which are calculated by sampling and drying the profile after the soil column evaporation test is completed.
", "ds_quality": "", "ds_ref_way": "", "ds_abstract": "The large-scale coal mining in high-altitude mining areas has caused serious damage to surface vegetation, permafrost layers, water resources, etc., and the ecological restoration of mining areas lacks necessary soil resources. Utilizing the solid waste resources of coal gangue in mining areas as the main material for reconstructing the coal gangue matrix, optimizing the hydraulic characteristics of the reconstructed coal gangue matrix through the addition of functional materials is of great significance for water conservation and vegetation restoration in high-altitude mining areas. Research on using coal gangue as the main material for water retention layer reconstruction, screening several specifications of main materials, and conducting water retention layer reconstruction experiments by adding functional materials. The data includes the water holding capacity, porosity, saturated hydraulic conductivity, evaporation, etc. of different main materials, as well as the water holding capacity, porosity, saturated hydraulic conductivity, wetting front transport depth, cumulative infiltration, daily evaporation, cumulative evaporation, profile water content distribution after evaporation, water holding coefficient, etc. of different functional materials added to reconstruct the water retaining layer. The reconstructed water retaining layer model based on coal gangue as the main material provides hydraulic parameters.
", "ds_time_res": "", "ds_acq_place": "Qinghai, Haixi Prefecture, Muli Kuangqu", "ds_space_res": "", "ds_projection": "", "ds_process_way": "Experimental basic data
", "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": [ "保水层重构", "主体材料", "功能材料", "煤矸石", "冻土层保护", "高寒矿山生态修复" ], "ds_subject_tags": [ "地球科学其他学科" ], "ds_class_tags": [], "ds_locus_tags": [], "ds_time_tags": [ 2023, 2024 ], "ds_contributors": [ { "true_name": "李成", "email": "844864036@qq.com", "work_for": "北京林业大学", "country": "中国" }, { "true_name": "孙智龙", "email": "1282488069@qq.com", "work_for": "北京林业大学", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "李成", "email": "844864036@qq.com", "work_for": "北京林业大学", "country": "中国" }, { "true_name": "孙智龙", "email": "1282488069@qq.com", "work_for": "北京林业大学", "country": "中国" } ], "ds_managers": [ { "true_name": "李成", "email": "844864036@qq.com", "work_for": "北京林业大学", "country": "中国" } ], "category": "其他" }