Parameter

i

j

tij (tji)

tij
t ji
tij
t ji

H2O
(MEA+, HCO3-)
H2O
(MEA+, MEACOO-)

(MEA+, HCO3-)
H2O
(MEA+,MEACOO- )
H2O

0.1142
-0.2652
6.2134
-5.2983

Table 3: eNRTL molecule/ion-pair and ion-pair/molecule parameters (t) for the MEA-H2O-CO2 system with DE (a=0.2).