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An exact method for determining the surface of a countercurrent heat exchanger when the tube side coefficient governs and is a parabolic function of temperature
Author(s) -
Ramalho R. S.,
Alabastro E. G.
Publication year - 1966
Publication title -
the canadian journal of chemical engineering
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.404
H-Index - 67
eISSN - 1939-019X
pISSN - 0008-4034
DOI - 10.1002/cjce.5450440404
Subject(s) - countercurrent exchange , heat transfer coefficient , heat exchanger , thermodynamics , mechanics , tube (container) , materials science , concentric tube heat exchanger , heat transfer , physics , composite material
The “Thermal effectiveness‐Transfer unit” charts developed by the authors, for the countercurrent heat exchanger, assume that the overall heat transfer coefficient varies as a parabolic function of temperature; their use can lead to greater accuracy in calculating heat transfer areas.