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The evolution of condensates in shock tube flowWhen a simple model for the relationship between the density-temperature fluctuation correlation and mean values is used, we determine that the rate of change of turbulent intensity can influence directly the accretion rate of droplets. We find, experimentally, that the droplet particle size is both temperature and Reynolds number dependent. We also find that the rate of droplet growth has an important dependence on Reynolds number, in a manner stronger than its simple temperature dependence, thereby suggesting a previously unsuspected role for turbulence in the control of condensate accretion.
Document ID
19960000686
Acquisition Source
Legacy CDMS
Document Type
Contractor Report (CR)
Authors
Johnson, Joseph A., III
(Florida Agricultural and Mechanical Univ. Tallahassee, FL, United States)
Date Acquired
September 6, 2013
Publication Date
April 30, 1995
Subject Category
Fluid Mechanics And Heat Transfer
Report/Patent Number
NAS 1.26:199246
NASA-CR-199246
Report Number: NAS 1.26:199246
Report Number: NASA-CR-199246
Accession Number
96N10686
Funding Number(s)
CONTRACT_GRANT: NAG2-921
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
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