Table 1. Streams and Cost Data for Case 1^a.

stream	Tin/°C	Tout/°C	FCp/kW·°C–1	h/kW·m–2·°C–1
H1	327	40	100	0.5
H2	220	160	160	0.4
H3	220	60	60	0.14
H4	160	45	400	0.3
C1	100	300	100	0.35
C2	35	164	70	0.7
C3	85	138	350	0.5
C4	60	170	60	0.14
C5	140	300	200	0.6
HU	330	250	100	0.5
CU	15	30	160	0.5

^aArea cost = 2000 + 70A $·year^–1, A in m². Hot utility (HU) cost = 60 $·kW^–1·year^–1. Cold utility (CU) cost = 6 $·kW^–1·year^–1.