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RECORD NUMBER: 56 OF 92

Main Title Monte Carlo Simulation of Two-Particle Relative Diffusion Using Eulerian Statistics.
Author Lee, J. T. ; Stone, G. L. ; Lawson, R. E. ; Shipman, M. ;
CORP Author Los Alamos National Lab., NM.;Environmental Protection Agency, Research Triangle Park, NC.;Northrop Services, Inc., Research Triangle Park, NC.;Department of Energy, Washington, DC.
Year Published 1985
Report Number LA-UR-85-2745 ;CONF-851177-1; W-7405-ENG-36;
Stock Number DE85015727
Additional Subjects Diffusion ; Particulates ; Turbulence ; Air Pollution ; Monte Carlo Method ; Simulation ; ERDA/500100
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NTIS  DE85015727 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 16p
Abstract One-particle Monte Carlo simulations of relative diffusion in LSa are modified to account for interparticle velocity correlations both at the source and along the particle trajectories. The interparticle correlations are calculated directly from the Eulerian space-time velocity autocorrelation function. Since the particle trajectories are coupled, this is referred to as a two-particle model. Results from these two-particle simulations are compared to our previous one-particle results to determine the importance of the interparticle correlations downwind of the source. The models are evaluated by comparison with new wind tunnel data on the absolute diffusion and meandering of a plume in a field of grid-generated turbulence. (ERA citation 11:001283)
Supplementary Notes Symposium on turbulence and diffusion of the AMS, Boulder, CO, USA, 12 Nov 1985.
PUB Date Free Form 1985
Category Codes 13B; 68A
NTIS Prices PC A02/MF A01
Document Type NT
Cataloging Source NTIS/MT
Control Number 603106040
Origin NTIS
Type CAT