Jun 13, 2006 #1 askme Chemical Sep 23, 2002 7 Is the the effectiveness of a heat exchanger is constant or affected by other factors?
Jun 13, 2006 #2 25362 Chemical Jan 5, 2003 4,826 It is not a constant, it is defined as the ratio of actual heat transfer to maximum possible heat transfer. As for the factors affecting it, the following threads may provide more details. thread798-149369 thread391-33507 thread391-99241 thread391-100355 J.P.Holman's Heat Transfer (McGraw-Hill) has a whole section on the Effectiveness-NTU method for heat-exchanger analysis. Upvote 0 Downvote
It is not a constant, it is defined as the ratio of actual heat transfer to maximum possible heat transfer. As for the factors affecting it, the following threads may provide more details. thread798-149369 thread391-33507 thread391-99241 thread391-100355 J.P.Holman's Heat Transfer (McGraw-Hill) has a whole section on the Effectiveness-NTU method for heat-exchanger analysis.
