■ 



Given 1 . 



AH_„ » -7200 Btu/lbm H 7 (The dissociation (7) 



>98 



enthalpy of FeTl) 

 2. Typical isentropic efficiency for compressor "0.90 (8) 



Thus 



dt 



(STE3) - ij (7200) 







(9) 





d 

 dt 



(STE1) = a (-7200) 







(10) 



from 4 





^ -m 2 







(11) 



from 3 





i. h - nu h. * W 







(12) 



from 1 1 , 



12 



"l (h 1 ' V = w 







(13) 



from 1 





Q = i, h. - - (STE1) 

 1 1 dt 







(14) 



from 10, 



14 



Q - m. h, + m, (7200) 



O 11 1 







(15) 



from 13, 



15 



Q m, (h, 4 7200) 



rnp ,_ p _ i 1 



(h, 



+ 7200) 



(16) 



LUr = 



w ^ (h 1 - h 2 ) 



(h 1 



- V 



Now using the typical isentropic compressor efficiency 



e = 0.9 = 



50 



