Eddies in the planetary boundary layer operate on specific temporal timescales
Is it true that eddies in the planetary boundary layer operate on specific temporal timescales?
Yes. Eddies and coherent structures within the planetary boundary layer operate across well-defined temporal and spatial scales, ranging from high-frequency small-scale turbulence to large-scale diurnal and convective motions.
Verdict: SUPPORTED · 4 sources for, 0 against · Last checked
The retrieved papers provide extensive empirical and numerical evidence showing that eddies and turbulent structures in the planetary boundary layer exhibit distinct temporal scales (e.g., high-frequency small-scale fluctuations vs. low-frequency large-scale or diurnal motions). Papers 0, 1, 2, and 10 explicitly discuss these scale separations and temporal characteristics.
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Wang, Y., Chai, Y., Gao, Z., Zheng, X., Hu, R., Zheng, J., Liu, H., Huang, H., Guo, T., Ma, G., Li, D., & Li, Y. (2024). Effects of Inflow Turbulent Coherent Structures on a Small-Scale Wind Turbine in the Atmospheric Boundary Layer of Long Corridor Terrains: An Example Study in the Hexi Corridor. doi.org. https://doi.org/10.1103/prxenergy.3.043001
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Alcayaga, L., Larsen, G., Kelly, M., & Mann, J. (2022). Large-scale coherent turbulence structures in the atmospheric boundary layer over flat terrain. doi.org. https://doi.org/10.1175/jas-d-21-0083.1
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D, V., M, d. l. T., J, G., RD, L., V, A., S, G., M, M., R, S., K, H., D, T., M, L., M, S., CE, N., A, S., JA, R., M, R., R, H., AM, H., L, T., I, A., & J, B. (2022). Winds at the Mars 2020 Landing Site. 2. Wind Variability and Turbulence.. doi.org. https://doi.org/10.1029/2022je007523
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Lapo, K., Dipankar, A., & Goger, B. (2025). Scale‐Aware Evaluation of Complex Mountain Boundary Layer Flow From Observations and Simulations. doi.org. https://doi.org/10.1029/2025GL116441
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