Search Results - "Sharman, R. D."

Prediction of Energy Dissipation Rates for Aviation Turbulence. Part I: Forecasting Nonconvective Turbulence by Sharman, R. D., Pearson, J. M.

“…Current automated aviation turbulence forecast algorithms diagnose turbulence from numerical weather prediction (NWP) model output by identifying large values…”
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Description and Derived Climatologies of Automated In Situ Eddy-Dissipation-Rate Reports of Atmospheric Turbulence by Sharman, R. D., Cornman, L. B., Meymaris, G., Pearson, J., Farrar, T.

“…The statistical properties of turbulence at upper levels in the atmosphere [upper troposphere and lower stratosphere (UTLS)] are still not well known, partly…”
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Sources and dynamics of turbulence in the upper troposphere and lower stratosphere: A review by Sharman, R. D., Trier, S. B., Lane, T. P., Doyle, J. D.

“…Turbulence is a well‐known hazard to aviation that is responsible for numerous injuries each year, with occasional fatalities, and is the underlying cause of…”
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Climatology of Upper-Level Turbulence over the Contiguous United States by Wolff, J. K., Sharman, R. D.

“…Climatologies of the regional, seasonal, and temporal distributions of upper-level (18 000–60 000-ft MSL) turbulence over the contiguous United States (CONUS)…”
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An Investigation of a Commercial Aircraft Encounter with Severe Clear-Air Turbulence over Western Greenland by Sharman, R. D., Doyle, J. D., Shapiro, M. A.

“…This study presents digital flight data recorder (DFDR) analyses and high-resolution numerical simulations relevant to a severe clear-air turbulence (CAT)…”
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Prediction of Energy Dissipation Rates for Aviation Turbulence. Part II: Nowcasting Convective and Nonconvective Turbulence by Pearson, J. M., Sharman, R. D.

“…In addition to turbulence forecasts, which can be used for strategic planning for turbulence avoidance, short-term nowcasts can augment longer-term forecasts…”
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Dynamic stability of a jet near a transition in static stability by McHugh, J. P., Sharman, R. D.

“…The vertical profile of the Earth's atmosphere in middle latitudes contains a sharp transition region between two roughly constant stability layers, termed the…”
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Atmospheric Lee Waves by Wurtele, M G, Sharman, R D, Datta, A

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Equivalence of velocity statistics at constant pressure or constant altitude by Frehlich, R. G., Sharman, R. D.

“…The equivalence of spatial velocity statistics calculated from second‐order structure functions on constant pressure or constant altitude surfaces is…”
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Retrieval of eddy dissipation rate from derived equivalent vertical gust included in Aircraft Meteorological Data Relay (AMDAR) by Kim, Soo-Hyun, Chun, Hye-Yeong, Kim, Jung-Hoon, Sharman, Robert D, Strahan, Matt

“…Some of the Aircraft Meteorological Data Relay (AMDAR) data include a turbulence metric of the derived equivalent vertical gust (DEVG), in addition to wind and…”
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Some Influences of Background Flow Conditions on the Generation of Turbulence due to Gravity Wave Breaking above Deep Convection by Lane, Todd P., Sharman, Robert D.

“…Deep moist convection generates turbulence in the clear air above and around developing clouds, penetrating convective updrafts and mature thunderstorms. This…”
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Free and forced shallow-water oscillations in a rotating channel of parabolic cross-section by WURTELE, M. G, SHARMAN, R. D

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Climatology of Upper-level Turbulence over the Contiguous United States by Wolff, J K, Sharman, R D

“…Climatologies of the regional, seasonal, and temporal distributions of upper-level (18,000-60,000 ft MSL) turbulence over the contiguous U.S. (CONUS) are…”
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The Operational Mesogamma-Scale Analysis and Forecast System of the U.S. Army Test and Evaluation Command. Part III: Forecasting with Secondary-Applications Models by Sharman, Robert D., Liu, Yubao, Sheu, Rong-Shyang, Warner, Thomas T., Rife, Daran L., Bowers, James F., Clough, Charles A., Ellison, Edward E.

“…Output from the Army Test and Evaluation Command’s Four-Dimensional Weather System’s mesoscale model is used to drive secondary-applications models to produce…”
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Numerical Simulations of the Wake of Kauai by Lane, Todd P., Sharman, Robert D., Frehlich, Rod G., Brown, John M.

“…This study uses a series of numerical simulations to examine the structure of the wake of the Hawaiian island of Kauai. The primary focus is on the conditions…”
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