Colliding Particles in Highly Turbulent Flows

Abstract

We discuss relative velocities and the collision rate of small particles suspended in a highly turbulent fluid. In the limit where the viscous damping is very weak, we estimate the relative velocities using the Kolmogorov cascade principle.

5 pages, no figures, v2 contains additional results

References in corpus (5)

• Caustics in turbulent aerosols
• Caustic activation of rain showers
• Sling effect in collisions of water droplets in turbulent clouds
• Clustering in mixing flows
• Dust Properties and Assembly of Large Particles in Protoplanetary Disks

Cited by in corpus (15)

• Statistical models for spatial patterns of heavy particles in turbulence
• Collisional Aggregation due to Turbulence
• Prevalence of the sling effect for enhancing collision rates in turbulent suspensions
• Unmixing in Random Flows
• Relative velocities of inertial particles in turbulent aerosols
• Caustics and clustering in the vicinity of a vortex
• Stokes trapping and planet formation
• Effect of turbulence on collisional growth of cloud droplets
• Variable-range Projection Model for Turbulence-driven Collisions
• Relative velocities in bidisperse turbulent suspensions
• Bubble-particle collisions in turbulence: insights from point-particle simulations
• Relative velocities in bi-disperse turbulent aerosols: simulations and theory
• The waltz of tiny droplets and the flow they live in
• Collision rate for suspensions at large Stokes numbers - comparing Navier-Stokes and synthetic turbulence
• Planet Formation by Concurrent Collapse