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Drop tower with no aerodynamic dragCooling air accelerated to match velocity of falling object eliminates drag. 3 meter drop tower with suction fan and specific geometry causes air to accelerate downward at 1 g. Although cooling of molten material released from top is slow because surrounding air moves with it, drop remains nearly spherical.
Document ID
19800000549
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Kendall, J. M., Jr. (Caltech)
Date Acquired
August 10, 2013
Publication Date
April 1, 1981
Publication Information
Publication: NASA Tech Briefs
Volume: 5
Issue: 4
ISSN: 0145-319X
Subject Category
Fabrication Technology
Report/Patent Number
NPO-14845
ISSN: 0145-319X
Report Number: NPO-14845
Accession Number
80B10549
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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