H1 110
H2 240
C1 360
C2 60
HU 70
110 240 10
60
H1 20
H2 160
C1 120
CU 60 20 100
60
above the pinch temp. below the pinch temp.
1
250 240
200 190
2
5 4 3
160 150
140 130
120 110
100 90
H1
H2
C1
C2 130
400
180
360 Qs (steam)
Qw (CW) R1
R2
R3
R4 50
40
20
20 160
80
80
80
60
60
60 240
120
250 240
200 190
5 4
160 150
140 130
120 110
100 90
H1
H2
C1
C2 130
400
180
360 Qs (steam)
Qw (CW) 50
40
20
20 160
80
80
80
60
60
60 240
120 Rs1
1
R12
Qink
Qmjk Qijk QikH
QmkS
Rik-1 Rmk-1
Rmk Rik
QnkW
QjkC A
B
C D
interval k
C1
C2
H1 H2
(a) (b)
(c) (d)
(e) (f)
Superstructure for H1 - C1/C2 HEN (a) and all the
possible interconnections embedded (b-f)
Q11
Q12
F, TinF1
F2
Tout F5
F7 F3, T3
F4,T4
F6
F8 T56
T78
t
1int
1outt
2outt
2inH1
C1
C2
A11A12