• Aucun résultat trouvé

A mathematical modeling of catalytic milli-fixed bed reactor for Fischer–Tropsch synthesis: Influence of tube diameter on Fischer Tropsch selectivity and thermal behavior

N/A
N/A
Protected

Academic year: 2021

Partager "A mathematical modeling of catalytic milli-fixed bed reactor for Fischer–Tropsch synthesis: Influence of tube diameter on Fischer Tropsch selectivity and thermal behavior"

Copied!
13
0
0

Texte intégral

Loading

Figure

Fig. 1. Schematic axisymmetric tubular packed bed FT reactor.Table 3
Fig. 2. Variation of effectiveness factor with pellet size for three different temperatures.
Fig. 3. Temperature contours, diffusive heat flux (black arrow) and convective heat flux (red arrow) within the fixed bed reactor under operating condition T w ¼ 493:15 K, WHSV ¼ 20 g syngas min " 1 kg cat:" 1 for different tube diameters
Fig. 5. Maximal temperature versus tube diameter for different space velocity ðT w ¼ 493:15 KÞ
+2

Références

Documents relatifs

One of the few vertebrates known from a permanently sulphidic habitat is a cave form of a poeciliid fish, the cave molly (Poecilia mexicana), from the southern Mexican Cueva del

Professeur Université Lyon 1, LGPC Ingénieur de Recherche IFPEN, Solaize.. Corral

To design industrial alumina supported FTS catalysts with high activity, the number of reduced cobalt sites during reaction should be maximized, without any constrains on

The formate mechanism involves the formation of a formate species as intermediate. In Figure 1, the elementary steps involved in the formate mechanism according to Rethwisch and

The number of adjustable parameters in this case amounts to 12, i.e., the atomic chemisorption enthalpies of carbon, hydrogen and oxygen atom on the iron carbide phase,

In general (Fan, 1989), the liquid axial dispersion coefficient in a bubble column is proportional to the 0.3-0.5 power of superficial gas velocity, proportional to 1.25-1.5 power

This paper describes the development strategy of the Fischer-Tropsch process ranging from the reaction concept and preliminary process studies to evaluate the best technol- ogy

[1, 2] studied theoretically the influence of the distribution profiles of the active sites on both activity and selectivity of a bi-functional non uniformly