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contributor authorSatesh Namasivayam
contributor authorAdrian Briggs
date accessioned2017-05-09T00:24:30Z
date available2017-05-09T00:24:30Z
date copyrightNovember, 2007
date issued2007
identifier issn0022-1481
identifier otherJHTRAO-27826#1486_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/136172
description abstractExperimental data are presented for forced-convection condensation of low-pressure steam on a set of single, integral-fin tubes. The five tubes had fin-root diameter of 12.7mm and identical fin geometry except for fin spacing, which was varied from 0.25mmto2mm. The range of vapor velocity was 14.7–62.3m∕s at an absolute pressure of 14kPa. Heat-transfer enhancement was a strong function of both vapor velocity and fin spacing, and the interrelationship of the two parameters led to complex trends in the data. Observations of the extent of condensate flooding (i.e., condensate trapped between the fins at the bottom of the tube) indicated that the effect of vapor shear on flooding was a significant controlling factor in the heat-transfer process, and this factor explained, at least quantitatively, the trends observed.
publisherThe American Society of Mechanical Engineers (ASME)
titleEffect of Vapor Velocity on Condensation of Low-Pressure Steam on Integral-Fin Tubes
typeJournal Paper
journal volume129
journal issue11
journal titleJournal of Heat Transfer
identifier doi10.1115/1.2764085
journal fristpage1486
journal lastpage1493
identifier eissn1528-8943
keywordsPressure
keywordsCondensation
keywordsVapors
keywordsSteam
keywordsHeat transfer AND Condensed matter
treeJournal of Heat Transfer:;2007:;volume( 129 ):;issue: 011
contenttypeFulltext


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