Experimental investigation of heat transfer and pressure drop augmentation for laminar flow in spirally enhanced tubes.

Summary

The effect of the internal helical ridging on the heat transfer coefficient and friction factor is experimentally investigated for laminar internal flow of a Newtonian fluid in the case of uniform wall heat flux. Five different geometries are considered. The results are compared with previous investigations and with the predictions for the smooth tube in order to point out the heat transfer enhancement and the friction increase on the laminar flow field.

Details

  • Original title: Experimental investigation of heat transfer and pressure drop augmentation for laminar flow in spirally enhanced tubes.
  • Record ID : 1997-0749
  • Languages: English
  • Source: Proceedings of the 2nd European Thermal-Sciences (EUROTHERM) and 14th UIT National Heat Transfer Conference 1996.
  • Publication date: 1996/05/29
  • Document available for consultation in the library of the IIR headquarters only.

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