渗透性能一定程度上可以反映地下结构长期稳定性，是评价地下结构长期稳定性的重要指标。该数据集以氮气作为渗透介质，基于瞬态压力脉冲法测量，由三轴试验仪对试样施加不同围压模拟地下结构受力状态，主要记录了不同侵蚀状况下试样在不同围压下的渗透率变化。", "ds_source": "
以氮气作为渗透介质，基于瞬态压力脉冲法测量，由三轴试验仪对试样施加不同围压模拟地下结构受力状态，主要记录了不同侵蚀状况下试样在不同围压下的渗透率变化。", "ds_process_way": "
室内试验。", "ds_quality": "
数据质量良好。", "ds_acq_start_time": "2019-09-01 00:00:00", "ds_acq_end_time": "2019-09-30 00:00:00", "ds_acq_place": "湖北武汉", "ds_acq_lon_east": 115.06666666666666, "ds_acq_lat_south": 29.966666666666665, "ds_acq_lon_west": 113.66666666666667, "ds_acq_lat_north": 31.366666666666667, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 38054, "ds_files_count": 3, "ds_format": "excel", "ds_space_res": null, "ds_time_res": "", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "a68e2ffc-f1a3-452e-9677-4f59a6e021b5.jpg", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "为保障平台科技资源的权益、扩展平台中心的服务、提升科技资源的应用潜力，请资源使用者在使用资源所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明资源来源和资源作者。", "ds_from_station": null, "organization_id": "57a5e5a3-6fc5-43b5-a2ba-1f2ca54b7727", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": [ "170.50" ], "quality_level": 3, "publish_time": "2023-04-27 10:41:35", "last_updated": "2023-07-08 02:10:02", "protected": false, "protected_to": "2025-01-01 00:00:00", "lang": "zh", "cstr": "11738.11.NCDC.NIEER.DB2798.2023", "i18n": { "en": { "title": "Dataset of permeability change curves of samples under different confining pressures", "ds_format": "", "ds_source": "
\n& emsp; Using nitrogen as the permeable medium, based on the transient pressure pulse method measurement, a triaxial tester was used to simulate the stress state of the underground structure by applying different confining pressures to the sample. The permeability changes of the sample under different confining pressures were mainly recorded under different erosion conditions.", "ds_quality": "
<p>   The data quality is good.\n <p>   Permeability can reflect the long-term stability of underground structures to a certain extent, and is an important index to evaluate the long-term stability of underground structures. The data set uses nitrogen as the permeability medium, and based on the measurement of transient pressure pulse method, the triaxial tester applies different confining pressures to the sample to simulate the stress state of the underground structure, mainly recording the permeability changes of the sample under different erosion conditions under different confining pressures.\n\n& emsp; Indoor testing.", "ds_ref_instruction": " In order to protect the rights and interests of the platform's scientific and technological resources, expand the service of the platform center, and enhance the application potential of scientific and technological resources, resource users are requested to clearly indicate the resource sources and resource authors in the research results (including published papers, treatises, data products, and unpublished research reports, data products, and other results) generated by using resources." } }, "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": [ "地下工程", "气体渗透率", "压力脉冲法" ], "ds_subject_tags": [ "地质学" ], "ds_class_tags": [], "ds_locus_tags": [ "湖北武汉" ], "ds_time_tags": [ 2019 ], "ds_contributors": [ { "true_name": "胡大伟", "email": "dwhu@whrsm.ac.cn", "work_for": "中国科学院武汉岩土力学研究所", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "胡大伟", "email": "dwhu@whrsm.ac.cn", "work_for": "中国科学院武汉岩土力学研究所", "country": "中国" } ], "ds_managers": [ { "true_name": "胡大伟", "email": "dwhu@whrsm.ac.cn", "work_for": "中国科学院武汉岩土力学研究所", "country": "中国" } ], "category": "其他" }