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Author:

张宝东 (张宝东.) | 苑中显 (苑中显.) | 姜建国 (姜建国.)

Indexed by:

CQVIP PKU CSCD

Abstract:

对二维平行平板通道入口段内设置协同式折流翅片的层流换热和流动特性进行了数值模拟.研究了翅片倾角以及通道长高比L/H对换热和阻力特性的影响.研究的Re数范围为100~1000.在翅片倾角β=0°~21.8°范围内,通道内平均Nu数随翅片倾角β的增大而单调增大,随通道长度增大而单调减小.如果从相同泵功下强化效果来评价,则是小倾角翅片较优,并且随Re数增大强化效果减弱.另外,分析表明,场的协同确实与换热率密切相关.

Keyword:

强化传热 场协同 数值模拟 入口段

Author Community:

  • [ 1 ] [张宝东]北京工业大学
  • [ 2 ] [苑中显]北京工业大学
  • [ 3 ] [姜建国]北京工业大学

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Source :

工程热物理学报

ISSN: 0253-231X

Year: 2006

Issue: 2

Volume: 27

Page: 322-324

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 6

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