热交换过程的静态方程 q1=cG1(To-71)=c2G2(2-72) q=KF(20-T1)+(72-7 C,G,(T-T) 2 (Tn-T1)=(T,-T1) C C 1+ G T: CG C KF 2 C,G 9000000000000000000000000000000000000000000000000000热交换过程的静态方程 ( ) 2 ( ) ( ) 1 1 1 1 2 1 2 1 o i o i i o m c G T T T T T T q KF = − − + − = ( ) ( ) 1 1 1 1o 1i 2 G2 T2i T2o q = c G T −T = c − 1 ( ) 2 1 ( ) ( ) 1 1 2 2 1 1 1 1 2 1 1 1 o i i i o i m T T c G c G T T T T KF c G −         − = − − +         + + = − − 2 2 2 1 1 1 1 1 1 1 1 2 1 1 c G c G KF T T c G T T m i i o i