{"id":"b9660fa1-1597-4971-9d17-fee6a97b2ef8","title":"变管径虹吸排水试验视频（2021）","title_en":"Variable diameter siphon drainage test video (2021)","serial":"","user_limit":"为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据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），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。","instructions":"按英文翻译命名，mp4格式存储","description":"滑坡排水防渗是青藏高原滑坡源区治理常用技术。现有的虹吸排水技术应用到高海拔地区效率低下，通过改进，提出了变管径高扬程虹吸排水技术，解决高海拔低气压地区滑坡深部排水问题。开展12组变管径虹吸排水试验来验证理论流速计算公式的正确性，试验结果表明：虹吸流速理论计算结果与试验结果吻合良好，理论计算的相对误差在5%以内；不同的变管径方案使得虹吸流速提升15%-116%，可见变管径可显著增强虹吸管的排水能力，尤其是对于高扬程虹吸管。","doi":"10.11888/HumanNat.tpdc.272160","projection":"","language":"zh","share_type":"online","east":0.0,"west":0.0,"south":90.0,"north":90.0,"scale":null,"crs":null,"filesize":800.0,"share_policy":"a","ts_created":"2022-03-19T22:10:26.568836+08:00","doi_type":"拥有自主知识产权","ts_updated":"2022-03-21T14:53:35.893928+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"胡桂胜","username":"2018YFC1505202","email":"huguisheng@imde.ac.cn","is_cancel_expert":false}],"review_editor":{"id":42421,"last_login":"2022-04-08T15:16:51.670544+08:00","username":"任慧霞","email":"510727846@qq.com","is_active":true,"is_staff":true,"user_name":"任慧霞"},"data_sources":null,"temporal_resolution":"--","spatial_resolution":"--","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[789],"subtopics":{"metadata":"b9660fa1-1597-4971-9d17-fee6a97b2ef8","three_pole":null,"third_pole":null},"username":"姜清辉","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":20}