Page 158 - Chemical process engineering design and economics

Process Circuit Analysis 141

Table 3.5.7 Continued

J3,l + Y3,3 + Y3.4 + 73,5 + Y3,6 = 1 (3.5.16)
CONDENSER-SEPARATOR
(the system includes H-1, 2, 3, 4 and PS-1)

Mole Balances

y 4,i 1114 = y 2,i m 7 (3.5.19)
y4,2m4=y6,2m« (3.5.21)

Y4,3 "14 = y 2,3 m 7 (3.5.22)
y 4, 4 nu = y 2>4 m 7 (3.5.23)

y4,s nu = y 2>5 m 7 (3.5.23)

y 2
Y4.6 m4 = ,e m 7 (3.5.24)

y 4, 7'm, = y 6J ms (3.5.25)
y 6;7' 1^=1000 (3.5.26)

y
y4,i + 4,2 + y4,3 + y4,4 + y4,5 + y4,6 + y4,?' = 1 (3.5.27)
y6,2 + y 6,7' = i (3.5.28)

SPLITTER

m 7 = m 2 + m8 (3.5.30)
Variables

- rut - ms - m 7 - mg - y 2>i - y 2, 3 - y 2,4 - yz.s - y 2,6 - y 3,i, yi,i - ys,4
X A - X B - m, - m 2 - m 3
-y3,s - y4,i - y4,2 - yw - y4, 4 - y^s - y4, 6 - ye,2
Degrees of Freedom

F = 25 - 25= 0

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