HEAT TRANSFER TO NEWTONIAN AND NON-NEWTONIAN FLUIDS FLOWING IN A LAMINAR REGIME.

Author(s) : GOTTIFREDI J. C., QUIROGA O. D., FLORES A. F.

Type of article: Article

Summary

A NEW ANALYTICAL APPROACH TO ESTIMATE THE LOCAL AND MEAN HEAT FLUX FROM A WALL MAINTAINED AT A GIVEN TEMPERATURE TO A FLUID FLOWING IN A LAMINAR REGIME. THE PROCEDURE CAN BE APPLIED TO THE ANALYSIS OF PLANE OR CYLINDRICAL GEOMETRY CONFIGURATIONS, THE FLUID BEHAVIOUR CAN BE CONSIDERED NEWTONIAN OR NON-NEWTONIAN PROVIDED THE AXIAL VELOCITY DISTRIBUTION CAN BE REPRESENTED BY AN ANALYTICAL FUNCTION OF POSITION. A NUMBER OF COMPARISONS ARE PRESENTED SHOWING THAT MAXIMUM DEVIATIONS ARE ALWAYS BELOW 3.5% IN TERMS OF MIXING CUP TEMPERATURE. THE TECHNIQUE SHOULD BE USEFUL FOR THE ANALYSIS OF SIMILAR PROBLEMS OF CONVECTIVE HEAT AND MASS TRANSFER.

Details

  • Original title: HEAT TRANSFER TO NEWTONIAN AND NON-NEWTONIAN FLUIDS FLOWING IN A LAMINAR REGIME.
  • Record ID : 1984-0901
  • Languages: English
  • Source: International Journal of Heat and Mass Transfer - vol. 26 - n. 8
  • Publication date: 1983/08

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