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Drop Inertia and Its Contribution to Turbulent Coalescence in Convective Clouds. Part I: Drop Fall in the Flow with Random Horizontal Velocity
Publisher: American Meteorological Society
Abstract: The results of simulated drop fall in horizontal flows with the vertical shear of different kinds (constant linear, periodic, and with random velocity distribution) are presented. It is shown that the inertia of drops is ...
Collisions of Small Drops in a Turbulent Flow. Part II: Effects of Flow Accelerations
Publisher: American Meteorological Society
Abstract: The effects of Lagrangian acceleration on collision efficiency and collision kernels of small cloud droplets in a turbulent flow are investigated using the results of the recent laboratory experiments by La Porta et al., ...
Collisions of Small Drops in a Turbulent Flow. Part III: Relative Droplet Fluxes and Swept Volumes
Publisher: American Meteorological Society
Abstract: Swept volumes of cloud droplets with radii below 20 ?m are calculated under conditions typical of atmospheric cloud turbulence characterized by enormous values of Reynolds numbers, high turbulent intermittency, and ...
Collisions of Cloud Droplets in a Turbulent Flow. Part IV: Droplet Hydrodynamic Interaction
Publisher: American Meteorological Society
Abstract: The paper presents a computationally accurate and efficient method for calculation of cloud droplets? collision efficiency in a turbulent flow with the properties typical of atmospheric clouds. According to Part III, the ...