遇见数据集

Energy dissipation rate profiles derived from tethered balloon-borne measurements on 2020-04-25 from 14:42 to 14:51 during MOSAiC leg 3@en

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DataONE2025-05-30 更新2026-05-19 收录
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This is a dataset of energy dissipation rates that were derived from turbulence measurements with a tethered balloon. A hot-wire anemometer package was operated during Legs 1, 2, and 3 of the MOSAiC (Multidisciplinary drifting Observatory for the Study of Arctic Climate) expedition. From the temporal high-resolution wind velocity records, energy dissipation rate (EDR) profiles were derived for non-overlapping 1 s time periods. With that, vertical profiles of the turbulence quantity are available for 34 days between 2019-12-06 and 2020-05-06 covering polar night and spring. The vertical profiles of turbulence measurements reach typically up to a height of several hundred meters (~200 m to ~1400 m). […]

本数据集为基于系留气球湍流观测所得的能量耗散率数据集。研究团队在MOSAiC(Multidisciplinary drifting Observatory for the Study of Arctic Climate,北极气候研究多学科漂流观测站)科考航次的第1、2、3航段中,部署了热线风速仪套装开展观测。基于高时间分辨率的风速时序记录,研究人员针对非重叠的1秒时长区间,推导得到了能量耗散率(energy dissipation rate, EDR)剖面。借此,在2019年12月6日至2020年5月6日的34天观测周期内,获取了涵盖极夜与春季时段的湍流参量垂直剖面数据。该湍流观测的垂直剖面通常可覆盖数百米高度范围(约200米至1400米)。[…]

创建时间:
2026-04-21
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