Experimental and theoretical investigation of the transient temperature response of spines in free convection

E. Assis, K. Laor, H. Kalman

Research output: Contribution to journalArticlepeer-review

8 Scopus citations

Abstract

The temperature response of spines in free convection to step changes at their base is considered, with the aim of experimentally analyzing the transient behavior of spines and confirming previous numerical simulations that were adjusted to the case defined herein. The experiments were conducted on three sets of two identical fins, attached base to base, in order to determine the base conditions with a high degree of accuracy. The temperature response was measured by thermocouples and visualized by a liquid crystal solution. The experimental results confirm the theoretical model and emphasize the need for further analysis by accurate numerical methods.

Original languageEnglish
Pages (from-to)289-298
Number of pages10
JournalExperimental Thermal and Fluid Science
Volume9
Issue number3
DOIs
StatePublished - 1 Jan 1994

Keywords

  • extended surface
  • fin
  • free convection
  • spine
  • transient response

ASJC Scopus subject areas

  • General Chemical Engineering
  • Nuclear Energy and Engineering
  • Aerospace Engineering
  • Mechanical Engineering
  • Fluid Flow and Transfer Processes

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