Forced convective heat transfer across a pin fin micro heat sink.

Author(s) : PELES Y., KOSAR A., MISHRA C., et al.

Type of article: Article

Summary

This paper investigates heat transfer and pressure drop phenomena over a bank of micro pin fins. A simplified expression for the total thermal resistance has been derived, discussed and experimentally validated. Geometrical and thermo-hydraulic parameters affecting the total thermal resistance have been discussed. It has been found that very low thermal resistances are achievable using a pin fin heat sink. The thermal resistance values are comparable with the data obtained in microchannel convective flows. In many cases, the increase in the flow temperature results in a convection thermal resistance, which is considerably smaller than the total thermal resistance.

Details

  • Original title: Forced convective heat transfer across a pin fin micro heat sink.
  • Record ID : 2006-0823
  • Languages: English
  • Source: International Journal of Heat and Mass Transfer - vol. 48 - n. 17
  • Publication date: 2005/08

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