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Intermittent and Elliptical Inertial Oscillations in the Atmospheric Boundary Layer
Publisher: American Meteorological Society
Abstract: As a convective boundary layer over land decays in the late afternoon, the atmosphere responds to the release of turbulent stresses. For many years, this response has been presumed to take the form of an inertial oscillation, ...
Data Clustering Reveals Climate Impacts on Local Wind Phenomena
Publisher: American Meteorological Society
Abstract: he authors demonstrate the utility of k-means clustering for identifying relationships between winds at turbine heights and climate oscillations, thereby developing a method suited for predicting the impacts of climate ...
Surface Layer Turbulence Measurements during a Frontal Passage
Publisher: American Meteorological Society
Abstract: Very little is known about the nature of turbulence in the transition zone of a synoptic-scale cold front, especially at the dissipative scales. Lacking this knowledge, accurate models of surface frontogenesis are compromised. ...
Consequences of Urban Stability Conditions for Computational Fluid Dynamics Simulations of Urban Dispersion
Publisher: American Meteorological Society
Abstract: The validity of omitting stability considerations when simulating transport and dispersion in the urban environment is explored using observations from the Joint Urban 2003 field experiment and computational fluid dynamics ...
Interaction of Nocturnal Low-Level Jets with Urban Geometries as Seen in Joint Urban 2003 Data
Publisher: American Meteorological Society
Abstract: Because accurate modeling of atmospheric flows in urban environments requires sophisticated representation of complex urban geometries, much work has been devoted to treatment of the urban surface. However, the importance ...
Utility-Scale Wind Turbine Wake Characterization Using Nacelle-Based Long-Range Scanning Lidar
Publisher: American Meteorological Society
Abstract: o facilitate the optimization of turbine spacing at modern wind farms, computational simulations of wake effects must be validated through comparison with full-scale field measurements of wakes from utility-scale turbines ...
An Immersed Boundary Method for the Weather Research and Forecasting Model
Publisher: American Meteorological Society
Abstract: This paper describes an immersed boundary method that facilitates the explicit resolution of complex terrain within the Weather Research and Forecasting (WRF) model. Mesoscale models, such as WRF, are increasingly used for ...
Parameterization of Wind Farms in Climate Models
Publisher: American Meteorological Society
Abstract: or assessing the impacts of wind farms on regional climate, wind farms may be represented in climate models by an increase in aerodynamic roughness length. Studies employing this method have found near-surface temperature ...
Performance of a Wind-Profiling Lidar in the Region of Wind Turbine Rotor Disks
Publisher: American Meteorological Society
Abstract: s the wind energy sector continues to grow, so does the need for reliable vertical wind profiles in the assessment of wind resources and turbine performance. In situ instrumentation mounted on meteorological towers can ...