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Interpreting Fixed-Location Observations of Turbulence Advected by Waves: Insights from Spectral Models
Publisher: American Meteorological Society
Abstract: ssigning a physical interpretation to turbulent fluctuations beneath waves is complex because eddies are advected by unsteady wave orbital motion. Here, the kinematic effects of wave orbital motion on turbulent fluctuations ...
Analysis of Bottom-Track and Compass Error in a Self-Contained Acoustic Doppler Diver Navigation Console
Publisher: American Meteorological Society
Abstract: The Cobra-Tac (Teledyne RD Instruments) is a self-contained diver navigation system based on acoustic Doppler velocity log (DVL) technology that uses dead reckoning to compute displacements from a known starting point. The ...
A Comparison of Methods for Estimating Reynolds Stress from ADCP Measurements in Wavy Environments
Publisher: American Meteorological Society
Abstract: urbulent Reynolds stresses are now routinely estimated from acoustic Doppler current profiler (ADCP) measurements in estuaries and tidal channels using the variance method, yet biases due to surface gravity waves limit its ...
Extracting Reynolds Stresses from Acoustic Doppler Current Profiler Measurements in Wave-Dominated Environments
Publisher: American Meteorological Society
Abstract: Surface waves introduce velocity correlations that bias and often dominate Reynolds stress estimates made using the traditional variance method for acoustic Doppler current profilers (ADCPs). This analysis shows that the ...