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Study on Heat Transfer and Flow Resistance Characteristics of Typical Heat Exchanger Tube Based on Adaptive Heat Transfer Enhancement Method

  • Yongxiang Ren*
  • , Xiao Yu
  • , Bensi Dong
  • *此作品的通讯作者
  • AECC Shenyang Engine Research Institute
  • Beihang University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Aiming at improving heat transfer efficiency of heat exchanger tube, this paper proposes two types of tape fitted in tubes with adaptive transform capabilities(different twisted ratio and shrink ratio at different temperature) and study on the heat transfer and flow characteristics inside the tube. In this study, the performance of inserts is simulated by commercial computational fluid dynamics (CFD) solver. Two types of inserts are presented as twisted tape and ripple tape. To value the performance of the tapes, the results simulated by CFD are presented in dimensionless form such as Nusselt number(Nu), friction factor(f) and performance evaluation criteria (PEC). Meanwhile, through the results, several dimensionless correlations are developed to predict the heat transfer characteristics and flow resistance of the heat exchanger tube with different types of tape.

源语言英语
主期刊名Proceedings of the 5th China Aeronautical Science and Technology Conference
出版商Springer Science and Business Media Deutschland GmbH
149-158
页数10
ISBN(印刷版)9789811674228
DOI
出版状态已出版 - 2022
活动5th China Aviation Science and Technology Conference, 2021 - Jiaxing, 中国
期限: 1 1月 2021 → …

出版系列

姓名Lecture Notes in Electrical Engineering
821 LNEE
ISSN(印刷版)1876-1100
ISSN(电子版)1876-1119

会议

会议5th China Aviation Science and Technology Conference, 2021
国家/地区中国
Jiaxing
时期1/01/21 → …

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