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contributor authorD. Sui
contributor authorT. Kim
contributor authorM. L. Xu
contributor authorT. J. Lu
date accessioned2017-05-09T00:33:47Z
date available2017-05-09T00:33:47Z
date copyrightJuly, 2009
date issued2009
identifier issn0022-1481
identifier otherJHTRAO-27865#074502_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/141037
description abstractThe thermal characteristics of exit flow issued from an axial fan widely used for impingement cooling of power electronics are experimentally studied. A new fan configuration is proposed to improve the impingement cooling performance at the center of a uniformly heated flat plate. Results demonstrate that the addition of fin attachments to the fan hub housing the driving motor intensifies reverse flow from the plate, leading to enhanced local heat transfer (up to 12%) relative to that of a reference fan. The effectiveness of hub fin attachments is limited to relatively short impinging distances (H/D<0.6).
publisherThe American Society of Mechanical Engineers (ASME)
titleNovel Hub Fins for Axial Flow Fans for the Enhancement of Impingement Heat Transfer on a Flat Plate
typeJournal Paper
journal volume131
journal issue7
journal titleJournal of Heat Transfer
identifier doi10.1115/1.3109244
journal fristpage74502
identifier eissn1528-8943
keywordsFlow (Dynamics)
keywordsHeat transfer
keywordsAxial flow
keywordsFins
keywordsFlat plates
keywordsFans
keywordsEngines
keywordsPressure AND Design
treeJournal of Heat Transfer:;2009:;volume( 131 ):;issue: 007
contenttypeFulltext


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