Local heat transfer and flow losses in fin-and-tube heat exchangers with vortex generators: a comparison of round and flat tubes.

Author(s) : FIEBIG M., VALENCIA A., MITRA N. K.

Type of article: Article

Summary

Local heat transfer on the plate fin of a fin-and-tube heat exchanger element with flat tubes in staggered arrangement was measured by liquid crystal thermography in the Reynolds number range of 600-3000. The flow loss was estimated from the measured pressure loss. The influence of the longitudinal vortex generators on fin heat transfer and flow losses was investigated.

Details

  • Original title: Local heat transfer and flow losses in fin-and-tube heat exchangers with vortex generators: a comparison of round and flat tubes.
  • Record ID : 1995-2184
  • Languages: English
  • Source: Exp. therm. Fluid Sci. - vol. 8 - n. 1
  • Publication date: 1994

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