In previous work, FRANCKAERTS and FROMBNT analyzed the kinetics of the catalytic dehydrogenation of ethanol in an integral flow reactor. This analysis involved the initial rate method combined with parameter estimation by linear regression. In the present study, nonlinear estimation has been applied
Kinetic study of the dehydrogenation of ethanol
β Scribed by J. Franckaerts; G.F. Froment
- Publisher
- Elsevier Science
- Year
- 1964
- Tongue
- English
- Weight
- 860 KB
- Volume
- 19
- Category
- Article
- ISSN
- 0009-2509
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β¦ Synopsis
The catalytic dehydrogenation of ethanol into acetaldehyde was studied in a flow apparatus in the temperature range 225285Β°C at pressures varying between 1 and 10 atm and W/FAO values ranging from 0.2 to 1.6 g.hr/mole. By the method of initial rates the rate-controlling mechanism was found to be the surface reaction on dual sites, without dissociation. The adsorption-and kinetic coefficients were determined by the method of least squares applied to the reaction rate equation. Statistical tests were performed on these coefficients and the closeness of fit of the multiple regression was also calculated. The temnerature denendencv of the rate-and adsorption coefficients was formulated according to Arrhenius:
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