遇见数据集

Energy dissipation rate profiles derived from tethered balloon-borne measurements on 2020-04-10 from 14:26 to 14:48 during MOSAiC leg 3

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DataONE2025-05-30 更新2025-11-08 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到的能量耗散率数据集合。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)考察任务的第1、2、3航段中,部署了热线风速仪套件。依托高时间分辨率的风速时序观测记录,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)廓线。据此,在2019年12月6日至2020年5月6日的34天周期内,可获取覆盖极夜与春季时段的湍流参数垂直廓线。本次湍流观测的垂直廓线通常可达数百米高度区间(约200米至1400米)。[...]

创建时间:
2025-11-06
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