Kinetics of Front-Acetylene Hydrogenation in Ethylene Production

Table 8. Selected Rate Equation and Kinetic Parameters for C2H2 and C2H4 Hydrogenation kinetic parameters log Ai. E (kcal/gmol). kA (m6/s kgcat kmol)...
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4014

Ind. Eng. Chem. Res. 1997, 36, 4014

Volume 35, Number 5 Kinetics of Front-Acetylene Hydrogenation in Ethylene Production. Noemi S. Schbib, Miguel A. Garcia, Carlos E. Gigola, and Alberto F. Errazu* Page 1502. Table 8 should read as follows: IE970831M Table 8. Selected Rate Equation and Kinetic Parameters for C2H2 and C2H4 Hydrogenation kinetic parameters

log Ai

E (kcal/gmol)

kA (m6/s kgcat kmol) kE (m6/s kgcat kmol) KH (m3/kmol) KCO (m3/kmol) KE (m3/kmol) KEt (m3/kmol) KA (m3/kmol)

31.1 26.6 17.2 10.16 -2.74 -3.012 -19

45.51 42.94 21.22 9.95 0.005 0.001 0.001

kACACH -rA )

1/2

[1 + (KHCH)

+ KACA + KECE + KEtCEt + KCOCO]3 kECECH

-rE )

1/2

[1 + (KHCH)

+ KACA + KECE + KEtCEt + KCOCCO]3

where kA ) k3St3KAKH and kE ) k5 St3KAKH

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© 1997 American Chemical Society