Heat exchanger bench shell and Tube

Heat exchanger bench shell and Tube - : ( Heat exchanger...

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Unformatted text preview: : ( Heat exchanger bench shell and Tube( : ( U ) -1 ( U ) -2 : Model : nsnn-2oof : . . . . 1 26 : (QW=WCP (T1-T2 (Qw=wcp(t1-t2 QW=qw =Qw =qw =w =W =T =t 1 : (T 1 - t1) - (T 2 - t 2) T 1 - T 2 = T 1 - t1 T 1 ln LN T 2 - t2 T 2 Tm -1 t m = -2 t m = (T 1 - t1) - (T 2 - t 2) T 1 - T 2 = T 1 - t1 T 1 ln LN T 2 - t2 T 2 :( ) : : tm (T 1 - t1) - (T 2 - t 2) T 1 - T 2 t m = = T 1 - t1 T 1 ln LN T 2 - t2 T 2 (47.3 - 26.9) - (37 - 30.9) 47.3 - 26.9 ln 37 - 30.9 : tm = 2 : (T 1 - t1) - (T 2 - t 2) T 1 - T 2 = T 1 - t1 T 1 ln LN T 2 - t2 T 2 t m = : U= q A=0.1193 A.Tm m2 3 ...
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