Structure Function

Structure functions and structure parameters of velocity fluctuations in numerically simulated atmospheric convective boundary layer flows

We extend our previous study, which dealt with structure functions of potential temperature fluctuations, and focus on the characteristics of second-order velocity structure …

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Jeremy A. Gibbs

On the evaluation of the proportionality coefficient between the turbulence temperature spectrum and structure parameter

The turbulence temperature spectrum and structure parameter are related through a widely-adopted proportionality coefficient. We formally derive this expression, and present …

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Jeremy A. Gibbs

Comparison of Direct and Spectral Methods for Evaluation of the Temperature Structure Parameter in Numerically Simulated Convective Boundary Layer Flows

In many engineering and meteorological applications, atmospheric turbulence within the planetary boundary layer is described in terms of its representative parameters. One such …

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Jeremy A. Gibbs

Measurements of the Temperature Structure-Function Parameters with a Small Unmanned Aerial System Compared with a Sodar

The structure function is often used to quantify the intensity of spatial inhomogeneities within turbulent flows. Here, the Small Multifunction Research and Teaching Sonde …

timothy-a.-bonin

Methods for Evaluating the Temperature Structure-Function Parameter Using Unmanned Aerial Systems and Large-Eddy Simulation

Small-scale turbulent fluctuations of temperature are known to affect the propagation of both electromagnetic and acoustic waves. Within the inertial-subrange scale, where the …

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