{"id":"e432fb73-3aa1-416a-897c-cd38f61158bc","title":"青藏高原声雷达测风数据","title_en":"Acoustic radar data over the Tibetan Plateau","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":"文件命名：观测地点+观测日期\n读取方式：数据以文本格式存储，可直接打开，也可以通过软件或程序读取","description":"西藏自治区纳木错、珠峰和日土的边界层下层风速数据是用声雷达仪器AQ510观测得到的。AQ510声雷达以多普勒效应为理论基础，其内部有三个扬声器相继循环着向空中发射声波， 大概每5秒循环一次。发射到空中的声波在遇到大气中微小的温度变化时会被反射，被反射的声波会被扬声器接收。由于多普勒效应，声波和风在相对运动过程中， 反射声波的频率较传播之前会发生改变，利用接收（反射）和发送声波频率之间的不同可以同时计算风的速度和方向。数据包含40-200m高度间隔5m的风速和风向，时间分辨率为10分钟，主要用于风资源特性的研究。","doi":"10.11888/Meteoro.tpdc.271266","projection":"","language":"zh","share_type":"offline","east":104.5,"west":73.5,"south":26.0,"north":40.0,"scale":null,"crs":null,"filesize":15.0,"share_policy":"c","ts_created":"2021-04-26T15:18:50.775683+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-04-28T15:17:22.100838+08:00","time_description":"","datas_group":0,"time_description_en":"","data_format":null,"project":[11],"specials":["b6500306-f60b-4aa1-b0b6-0324d94866df"],"cite":null,"review_status":5,"review_invite":[{"user_name":"陈莹莹","username":"陈莹莹","email":"chenyy@itpcas.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":"Hourly","spatial_resolution":"<= 1 m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[21],"subtopics":{"metadata":"e432fb73-3aa1-416a-897c-cd38f61158bc","three_pole":null,"third_pole":null},"username":"周楠楠","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":1116}