ANALYSIS ON A CROSSFLOW HEAT EXCHANGER AND OPTIMIZATION OF THERMAL CONDUCTIVITY OF WALL MATERIAL.

Author(s) : KUMAR S., CHOWDHURY K.

Type of article: Article

Summary

THE ANALYSES SO FAR DONE ON A CROSSFLOW HEAT EXCHANGER ARE RES TRICTED ON EVALUATING ITS THERMAL PERFORMANCE BY CONSIDERING FINITE AXIAL THERMAL CONDUCTIVITY OF THE SEPARATING WALL BUT INFINITE LATERAL THERMAL CONDUCTIVITY OF THE SAME. THE AUTHORS CONSIDERED FINITE THERMAL CONDUCTIVITY OF THE SEPARATING WALL IN BOTH AXIAL AND LATERAL DIRECTION. IT APPEARS THAT THE ANALYSES IN THE LITERATURE BY CONSIDERING INFINITE LATERAL THERMAL CONDUCTIVITY CAN STILL BE APPLIED, BUT AFTER MODIFYING THE NUMBER OF HEAT TRANSFER UNIT BY THE CONTRIBUTION OF THE FINITE RESISTANCE OFFERED BY THE SEPARATING WALL AND THAT THE OPTIMUM THERMAL CONDUCTIVITY OF THE SEPARATING WALL IS A FUNCTION OF THE PECLET NUMBER OF THE FLUID FLOW THROUGH THE HEAT EXCHANGER.

Details

  • Original title: ANALYSIS ON A CROSSFLOW HEAT EXCHANGER AND OPTIMIZATION OF THERMAL CONDUCTIVITY OF WALL MATERIAL.
  • Record ID : 1988-0076
  • Languages: English
  • Source: Indian J. Cryog. - vol. 12 - n. 1
  • Publication date: 1987
  • Document available for consultation in the library of the IIR headquarters only.

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