Page 241 - Chemical process engineering design and economics

222 Chapter 5

Table 5.7 Continued

W PN
W CN = —————— (5.7.5)
TlpT| s'r| B'r| G'

R'
WCN = —————— (T D-T,') (5.7.6)

n-1 k-1
______ = ______ / r 1-1 i-j\
n r)pk

rip = f (Vj) — Figure 5.15 (5.7.8)
V! = vi m,' (5.7.9)

Pcp=W CN m 1 ' (5.7.10)

Thermodynamic Properties
z = (z, + z D )/2 (5.7.11)

z, = f (T R1, P R1) — (Figure 5.14) (5.7.12)

ZD = f (TRD , PRD) — (Figure 5.14) (5.7.13)

T R ,=T,7Tc (5.7.14)

TM.=T D '/T C (5.7.15)
PRI=PI'/P C (5.7.16)

PRD=PD'/PC (5.7.17)

Tc = Iiyi'T c i (5.7.18)
Pc=Iiyi'Pci (5.7.19)

k=Ziyi'kj (5.7.20)
= f (chemical compound') — from Table 5.5 (5.7.21)
T ci
P C j = f (chemical compound') — from Table 5.5 (5.7.22)

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